Work the System
![Mangrove Ecosystem](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-ecosystem/5031526-1-eng-US/mangrove-ecosystem_full_495.png 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-ecosystem/5031526-1-eng-US/mangrove-ecosystem_full_990.png 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-ecosystem/5031526-1-eng-US/mangrove-ecosystem_full_1468.png 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-ecosystem/5031526-1-eng-US/mangrove-ecosystem_full_1980.png 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-ecosystem/5031526-1-eng-US/mangrove-ecosystem_full_2475.png 1000w)
We often think of the oceans as one big bowl of salt water. But the oceans have lots of different kinds of environments. In fact, there are more kinds of environments in the ocean than on land!
Coral reefs , estuaries , continental shelves , the deep sea ... these are some of the ecosystems within the oceans. Ecosystems are communities of organisms that depend on each other and their surroundings. Each ecosystem is connected to those around it.
Too Many Examples? SAMPLE!
When I investigate an ecosystem, the first thing I need to find out is what lives there. I want to know how many different species, or kinds, of plants and animals live in the ecosystem. I also want to know how many individuals of each species live there.
Of course, I can’t count every living thing! So instead, I take several samples to try to figure out how many of each species of plant and animal live across the entire ecosystem. This is called sampling.
Explore this mangrove ecosystem.
- Pick an area to sample. Click on a box to sample that part of the mangrove swamp.
- Count the number of species. How many different kinds of plants and animals do you see?
- Repeat steps 1 and 2. How many other species do you see?
![mangrove scene of tree above the water line and roots below with many marine animals and plants and grid lines over top](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-scene-ii/5246741-4-eng-US/mangrove-scene-ii_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-scene-ii/5246741-4-eng-US/mangrove-scene-ii_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-scene-ii/5246741-4-eng-US/mangrove-scene-ii_full_1468.jpg 1468w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-scene-ii/5246741-4-eng-US/mangrove-scene-ii_full_1980.jpg 1980w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/mangrove-scene-ii/5246741-4-eng-US/mangrove-scene-ii_full_2475.jpg 2000w)
![blue sky and a red mangrove branch with leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column1/5247015-2-eng-US/row1_column1_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column1/5247015-2-eng-US/row1_column1_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column1/5247015-2-eng-US/row1_column1_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column1/5247015-2-eng-US/row1_column1_full_1980.jpg 1000w)
How many different species do you see?
3
5
1
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![blue sky and red mangrove branches with leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column2/5247019-1-eng-US/row1_column2_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column2/5247019-1-eng-US/row1_column2_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column2/5247019-1-eng-US/row1_column2_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column2/5247019-1-eng-US/row1_column2_full_1980.jpg 1000w)
How many different species do you see?
2
1
6
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![red mangrove branches with leaves against blue sky and a snowy egret on one branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column3/5247023-1-eng-US/row1_column3_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column3/5247023-1-eng-US/row1_column3_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column3/5247023-1-eng-US/row1_column3_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column3/5247023-1-eng-US/row1_column3_full_1980.jpg 1000w)
How many different species do you see?
4
5
2
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![white Snowy Egret standing on tree branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/26-snowy-egret/5328436-1-eng-US/26-snowy-egret_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/26-snowy-egret/5328436-1-eng-US/26-snowy-egret_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/26-snowy-egret/5328436-1-eng-US/26-snowy-egret_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/26-snowy-egret/5328436-1-eng-US/26-snowy-egret_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/26-snowy-egret/5328436-1-eng-US/26-snowy-egret_full_2475.png 200w)
snowy egret
(Egretta thula)
![red mangrove branches with leaves against blue sky and a mosquito on a leaf](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column4/5247027-1-eng-US/row1_column4_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column4/5247027-1-eng-US/row1_column4_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column4/5247027-1-eng-US/row1_column4_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column4/5247027-1-eng-US/row1_column4_full_1980.jpg 1000w)
How many different species do you see?
1
2
5
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![mosquito on leaf](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/52-mosquito/5328448-1-eng-US/52-mosquito_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/52-mosquito/5328448-1-eng-US/52-mosquito_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/52-mosquito/5328448-1-eng-US/52-mosquito_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/52-mosquito/5328448-1-eng-US/52-mosquito_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/52-mosquito/5328448-1-eng-US/52-mosquito_full_2475.png 200w)
mosquito
(Anopheles)
![red mangrove leaves against blue sky](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column5/5247031-1-eng-US/row1_column5_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column5/5247031-1-eng-US/row1_column5_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column5/5247031-1-eng-US/row1_column5_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row1_column5/5247031-1-eng-US/row1_column5_full_1980.jpg 1000w)
How many different species do you see?
1
2
4
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![red mangrove above and below water, a mangrove tree crab and periwinkle snail on a leaf, tiny fish swimming, and algae on mangrove roots](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column1/5247035-1-eng-US/row2_column1_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column1/5247035-1-eng-US/row2_column1_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column1/5247035-1-eng-US/row2_column1_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column1/5247035-1-eng-US/row2_column1_full_1980.jpg 1000w)
How many different species do you see?
3
8
5
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![snail on leaf](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/25-periwinkle-snail/5328432-1-eng-US/25-periwinkle-snail_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/25-periwinkle-snail/5328432-1-eng-US/25-periwinkle-snail_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/25-periwinkle-snail/5328432-1-eng-US/25-periwinkle-snail_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/25-periwinkle-snail/5328432-1-eng-US/25-periwinkle-snail_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/25-periwinkle-snail/5328432-1-eng-US/25-periwinkle-snail_full_2475.png 200w)
periwinkle snail
(Littoraria angulifera)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![crab on branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_2475.png 200w)
mangrove tree crab
(Aratus pisoni)
![red mangrove roots above and below water, 3 kinds of fish, tree crab, orange sponge, a snake, 2 kinds of algae, tree oysters and feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column2/5247039-1-eng-US/row2_column2_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column2/5247039-1-eng-US/row2_column2_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column2/5247039-1-eng-US/row2_column2_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column2/5247039-1-eng-US/row2_column2_full_1980.jpg 1000w)
How many different species do you see?
11
9
14
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![orange and black patterned snake](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_2475.png 200w)
mangrove snake
(Nerodia clarkii compressicauda)
![crab on branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_2475.png 200w)
mangrove tree crab
(Aratus pisoni)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![long finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_2475.png 200w)
juvenile common snook
(Centropomus undecimalis)
![variegated feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_2475.png 200w)
variegated feather duster worms
(Bispira variegata)
![mudskipper fish on a mangrove branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_2475.png 200w)
common mudskipper
(Periophthalmus kalolo)
![flat tree oysters](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_2475.png 200w)
flat tree-oysters
(Isognomon alatus)
![orange blob](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_2475.png 200w)
orange lumpy encrusting sponge
(Ulosa ruetzleri)
![sprout-like mermaid's wineglass](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_2475.png 200w)
mermaid's wineglass
(Acetabularia calyculus)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![red mangrove above and below water, snake, 3 kinds of fish, tree crab, oysters, feather duster worms, slug and tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column3/5247043-1-eng-US/row2_column3_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column3/5247043-1-eng-US/row2_column3_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column3/5247043-1-eng-US/row2_column3_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column3/5247043-1-eng-US/row2_column3_full_1980.jpg 1000w)
How many different species do you see?
12
9
16
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![orange and black patterned snake](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/57-mangrove-snake/5328468-1-eng-US/57-mangrove-snake_full_2475.png 200w)
mangrove snake
(Nerodia clarkii compressicauda)
![crab on branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_2475.png 200w)
mangrove tree crab
(Aratus pisoni)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![large fish with stripes](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_2475.png 200w)
grey snapper
(Lutjanus griseus)
![pink bubble-like mangrove tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_2475.png 200w)
mangrove tunicates
(Ecteinascidia turbinata)
![variegated feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_2475.png 200w)
variegated feather duster worms
(Bispira variegata)
![mudskipper fish on a mangrove branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/9-common-mudskiper/5328384-1-eng-US/9-common-mudskiper_full_2475.png 200w)
common mudskipper
(Periophthalmus kalolo)
![flat tree oysters](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_2475.png 200w)
flat tree-oysters
(Isognomon alatus)
![green leaf-like lettuce slug](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/7-lettus-slug/5328376-1-eng-US/7-lettus-slug_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/7-lettus-slug/5328376-1-eng-US/7-lettus-slug_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/7-lettus-slug/5328376-1-eng-US/7-lettus-slug_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/7-lettus-slug/5328376-1-eng-US/7-lettus-slug_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/7-lettus-slug/5328376-1-eng-US/7-lettus-slug_full_2475.png 200w)
lettuce slug
(Elysia crispata)
![fern-like green algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_2475.png 200w)
green algae
(Caulerpa sertularioides)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![red mangrove above and below water, 4 kinds of fish, tree crab, 3 kinds of algae in different shapes](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column4/5247047-1-eng-US/row2_column4_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column4/5247047-1-eng-US/row2_column4_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column4/5247047-1-eng-US/row2_column4_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column4/5247047-1-eng-US/row2_column4_full_1980.jpg 1000w)
How many different species do you see?
9
6
14
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![crab on branch](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/24-mangrove-tree-crab/5328428-1-eng-US/24-mangrove-tree-crab_full_2475.png 200w)
mangrove tree crab
(Aratus pisoni)
![silver-blue fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/22-juvenile-tarpon/5328420-1-eng-US/22-juvenile-tarpon_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/22-juvenile-tarpon/5328420-1-eng-US/22-juvenile-tarpon_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/22-juvenile-tarpon/5328420-1-eng-US/22-juvenile-tarpon_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/22-juvenile-tarpon/5328420-1-eng-US/22-juvenile-tarpon_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/22-juvenile-tarpon/5328420-1-eng-US/22-juvenile-tarpon_full_2475.png 200w)
juvenile tarpon
(Megalops atlanticus)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![large fish with stripes](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_2475.png 200w)
grey snapper
(Lutjanus griseus)
![long finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_2475.png 200w)
juvenile common snook
(Centropomus undecimalis)
![green bubble algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_2475.png 200w)
green bubble algae
(Ventricaria ventricosa)
![fern-like green algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_2475.png 200w)
green algae
(Caulerpa sertularioides)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![mangrove branches above water, small fish swimming](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column5/5247051-1-eng-US/row2_column5_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column5/5247051-1-eng-US/row2_column5_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column5/5247051-1-eng-US/row2_column5_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row2_column5/5247051-1-eng-US/row2_column5_full_1980.jpg 1000w)
How many different species do you see?
2
1
4
![mangrove tree branches with many leaves](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/50-red-mangrove/5328440-1-eng-US/50-red-mangrove_full_2475.png 200w)
red mangrove
(Rhizopora mangle)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![mangrove roots underwater covered in algae, large horseshoe crab, small stone crab, pink shrimp, spider-like spaghetti worm and small group of fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column1/5247055-1-eng-US/row3_column1_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column1/5247055-1-eng-US/row3_column1_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column1/5247055-1-eng-US/row3_column1_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column1/5247055-1-eng-US/row3_column1_full_1980.jpg 1000w)
How many different species do you see?
9
10
7
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![stone crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_2475.png 200w)
stone crab
(Menippe mercenaria)
![spider-like spaghetti worm](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/58-spaghetti-worm/5328472-2-eng-US/58-spaghetti-worm_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/58-spaghetti-worm/5328472-2-eng-US/58-spaghetti-worm_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/58-spaghetti-worm/5328472-2-eng-US/58-spaghetti-worm_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/58-spaghetti-worm/5328472-2-eng-US/58-spaghetti-worm_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/58-spaghetti-worm/5328472-2-eng-US/58-spaghetti-worm_full_2475.png 200w)
spaghetti worm
(Eupolymnia nebulosa)
![pink shrimp](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_2475.png 200w)
pink shrimp
(Paneus duorarum)
![dark gray horseshoe crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/51-horseshoe-crab/5328444-2-eng-US/51-horseshoe-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/51-horseshoe-crab/5328444-2-eng-US/51-horseshoe-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/51-horseshoe-crab/5328444-2-eng-US/51-horseshoe-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/51-horseshoe-crab/5328444-2-eng-US/51-horseshoe-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/51-horseshoe-crab/5328444-2-eng-US/51-horseshoe-crab_full_2475.png 200w)
horseshoe crab
(Limulus polyphemus)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![red mangrove roots underwater, 3 kinds of fish, 2 kinds of crabs, 3 kinds of algae, tree oysters, a pink shrimp, and feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column2/5247059-1-eng-US/row3_column2_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column2/5247059-1-eng-US/row3_column2_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column2/5247059-1-eng-US/row3_column2_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column2/5247059-1-eng-US/row3_column2_full_1980.jpg 1000w)
How many different species do you see?
16
12
9
![green string-bean-shaped shoot](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/53-red-mangrove-propagules/5328452-1-eng-US/53-red-mangrove-propagules_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/53-red-mangrove-propagules/5328452-1-eng-US/53-red-mangrove-propagules_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/53-red-mangrove-propagules/5328452-1-eng-US/53-red-mangrove-propagules_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/53-red-mangrove-propagules/5328452-1-eng-US/53-red-mangrove-propagules_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/53-red-mangrove-propagules/5328452-1-eng-US/53-red-mangrove-propagules_full_2475.png 200w)
red mangrove propagules
(Rhizopora mangle)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![blue crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/61-blue-crab/5328484-2-eng-US/61-blue-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/61-blue-crab/5328484-2-eng-US/61-blue-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/61-blue-crab/5328484-2-eng-US/61-blue-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/61-blue-crab/5328484-2-eng-US/61-blue-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/61-blue-crab/5328484-2-eng-US/61-blue-crab_full_2475.png 200w)
blue crab
(Callinectes sapidus)
![stone crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/59-stonecrab/5328476-2-eng-US/59-stonecrab_full_2475.png 200w)
stone crab
(Menippe mercenaria)
![pink shrimp](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_2475.png 200w)
pink shrimp
(Paneus duorarum)
![striped blue and silver fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/23-sheepshead-seabream/5328424-1-eng-US/23-sheepshead-seabream_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/23-sheepshead-seabream/5328424-1-eng-US/23-sheepshead-seabream_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/23-sheepshead-seabream/5328424-1-eng-US/23-sheepshead-seabream_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/23-sheepshead-seabream/5328424-1-eng-US/23-sheepshead-seabream_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/23-sheepshead-seabream/5328424-1-eng-US/23-sheepshead-seabream_full_2475.png 200w)
sheepshead seabream
(Archosargus probatocephalus)
![light-colored fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_2475.png 200w)
beaugregory damselfish
(Stegastes leucostictus)
![long finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_2475.png 200w)
juvenile common snook
(Centropomus undecimalis)
![variegated feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_2475.png 200w)
variegated feather duster worms
(Bispira variegata)
![flat tree oysters](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_2475.png 200w)
flat tree-oysters
(Isognomon alatus)
![sprout-like mermaid's wineglass](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_2475.png 200w)
mermaid's wineglass
(Acetabularia calyculus)
![fern-like green algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_2475.png 200w)
green algae
(Caulerpa sertularioides)
![red mangrove roots underwater, 3 kinds of fish, 3 kinds of algae, feather duster worms, tree-oysters, orange sponge, spiny lobster, and tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column3/5247063-1-eng-US/row3_column3_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column3/5247063-1-eng-US/row3_column3_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column3/5247063-1-eng-US/row3_column3_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column3/5247063-1-eng-US/row3_column3_full_1980.jpg 1000w)
How many different species do you see?
13
16
8
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![large fish with stripes](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_2475.png 200w)
grey snapper
(Lutjanus griseus)
![finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_2475.png 200w)
juvenile grey snapper
(Lutjanus griseus)
![long finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_2475.png 200w)
juvenile common snook
(Centropomus undecimalis)
![pink bubble-like mangrove tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_2475.png 200w)
mangrove tunicates
(Ecteinascidia turbinata)
![variegated feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_2475.png 200w)
variegated feather duster worms
(Bispira variegata)
![brown and white spiny lobster](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/10-spiny-lobster/5328388-1-eng-US/10-spiny-lobster_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/10-spiny-lobster/5328388-1-eng-US/10-spiny-lobster_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/10-spiny-lobster/5328388-1-eng-US/10-spiny-lobster_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/10-spiny-lobster/5328388-1-eng-US/10-spiny-lobster_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/10-spiny-lobster/5328388-1-eng-US/10-spiny-lobster_full_2475.png 200w)
spiny lobster
(Panulirus argus)
![flat tree oysters](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_2475.png 200w)
flat tree-oysters
(Isognomon alatus)
![orange blob](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_2475.png 200w)
orange lumpy encrusting sponge
(Ulosa ruetzleri)
![sprout-like mermaid's wineglass](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_2475.png 200w)
mermaid's wineglass
(Acetabularia calyculus)
![green bubble algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_2475.png 200w)
green bubble algae
(Ventricaria ventricosa)
![fern-like green algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_2475.png 200w)
green algae
(Caulerpa sertularioides)
![red mangrove roots underwater, 5 kinds of fish, mud crab, 4 kinds of algae, feather duster worms, orange sponge, pink shrimp, tree-oyster, tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column4/5247067-1-eng-US/row3_column4_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column4/5247067-1-eng-US/row3_column4_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column4/5247067-1-eng-US/row3_column4_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column4/5247067-1-eng-US/row3_column4_full_1980.jpg 1000w)
How many different species do you see?
19
13
16
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![mud crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_2475.png 200w)
mud crab
(Panopeus sp.)
![pink shrimp](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/56-pink-shrimp/5328464-2-eng-US/56-pink-shrimp_full_2475.png 200w)
pink shrimp
(Paneus duorarum)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
![light-colored fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/20-beugregory-damselfish/5328412-1-eng-US/20-beugregory-damselfish_full_2475.png 200w)
beaugregory damselfish
(Stegastes leucostictus)
![large fish with stripes](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/18-grey-snapper/5328408-1-eng-US/18-grey-snapper_full_2475.png 200w)
grey snapper
(Lutjanus griseus)
![finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/15-juvenile-gray-snapper/5328404-1-eng-US/15-juvenile-gray-snapper_full_2475.png 200w)
juvenile grey snapper
(Lutjanus griseus)
![long finned fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/14-juvenile-common-snook/5328400-1-eng-US/14-juvenile-common-snook_full_2475.png 200w)
juvenile common snook
(Centropomus undecimalis)
![pink bubble-like mangrove tunicates](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/13-mangrove-tunicates/5328396-2-eng-US/13-mangrove-tunicates_full_2475.png 200w)
mangrove tunicates
(Ecteinascidia turbinata)
![variegated feather duster worms](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/11-variegated-feather-duster-worms/5328392-2-eng-US/11-variegated-feather-duster-worms_full_2475.png 200w)
variegated feather duster worms
(Bispira variegata)
![flat tree oysters](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/8-flat-tree-oysters/5328380-2-eng-US/8-flat-tree-oysters_full_2475.png 200w)
flat tree-oysters
(Isognomon alatus)
![orange blob](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/5-orange-lumpy-encrusting-sponge/5328372-1-eng-US/5-orange-lumpy-encrusting-sponge_full_2475.png 200w)
orange lumpy encrusting sponge
(Ulosa ruetzleri)
![sprout-like mermaid's wineglass](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/4-mermaids-wineglass/5328368-2-eng-US/4-mermaids-wineglass_full_2475.png 200w)
mermaid's wineglass
(Acetabularia calyculus)
![green bubble algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/3-green-bubble-algae/5328364-2-eng-US/3-green-bubble-algae_full_2475.png 200w)
green bubble algae
(Ventricaria ventricosa)
![fern-like green algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/2-green-algae/5328360-2-eng-US/2-green-algae_full_2475.png 200w)
green algae
(Caulerpa sertularioides)
![red mangrove roots underwater covered in algae, small school of fish, mud crab, and a clam](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column5/5247071-1-eng-US/row3_column5_full_495.jpg 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column5/5247071-1-eng-US/row3_column5_full_990.jpg 990w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column5/5247071-1-eng-US/row3_column5_full_1468.jpg 1000w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/row3_column5/5247071-1-eng-US/row3_column5_full_1980.jpg 1000w)
How many different species do you see?
5
7
2
![red mangrove roots above and below water](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/54-red-mangrove-prop-roots/5328456-1-eng-US/54-red-mangrove-prop-roots_full_2475.png 200w)
red mangrove prop roots
(Rhizopora mangle)
![red algae](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/1-red-algae/5328356-2-eng-US/1-red-algae_full_2475.png 200w)
red algae
(Bostrychia montagnei)
![mud crab](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/60-mud-crab/5328480-2-eng-US/60-mud-crab_full_2475.png 200w)
mud crab
(Panopeus sp.)
![beige and white ridged clam shell](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/55-angelwing-clam/5328460-1-eng-US/55-angelwing-clam_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/55-angelwing-clam/5328460-1-eng-US/55-angelwing-clam_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/55-angelwing-clam/5328460-1-eng-US/55-angelwing-clam_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/55-angelwing-clam/5328460-1-eng-US/55-angelwing-clam_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/55-angelwing-clam/5328460-1-eng-US/55-angelwing-clam_full_2475.png 200w)
angelwing clam
(Cyrtopleura costata)
![school of small bluish fish](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_495.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_990.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1468.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_1980.png 200w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/21-mangrove-gambusia/5328416-1-eng-US/21-mangrove-gambusia_full_2475.png 200w)
mangrove gambusia
(Gambusia rhizophorae)
A Sea of Questions ? ? ?
What kinds of questions do scientists ask when they study an ocean ecosystem? Good question! Scroll down this page to see some questions I asked about a tropical mangrove ecosystem.
![red mangrove with branches and roots above and underwater](/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/red-mangrove-photo/5031784-1-eng-US/red-mangrove-photo_full_495.png 495w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/red-mangrove-photo/5031784-1-eng-US/red-mangrove-photo_full_990.png 968w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/red-mangrove-photo/5031784-1-eng-US/red-mangrove-photo_full_1468.png 968w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/red-mangrove-photo/5031784-1-eng-US/red-mangrove-photo_full_1980.png 968w,/var/ezflow_site/storage/images/media/amnh/images/explore/ology-images/marine-biology/work-the-system/red-mangrove-photo/5031784-1-eng-US/red-mangrove-photo_full_2475.png 968w)
How do mangroves interact with other ecosystems?
Many young fish find shelter in the mangrove forests until they grow up and move to deeper waters. The roots provide places to hide from their enemies.
What makes the mangrove different from other ecosystems?
The mangrove ecosystem is a special forest found in warm, coastal regions. The trees take root in the ocean while their leaves stay above water. This makes them the perfect home for both land and marine plants and animals!
How have mangrove trees adapted to live in salt water?
Mangrove trees live in water that's 10 times saltier than that which would kill most other land plants. Why? Their roots filter most of the salt out of the seawater.
Are mangroves endangered ecosystems?
Mangroves are among the most threatened habitats in the world. More than half of the original mangrove forests have been lost and the remaining forests are damaged.
ANY QUESTIONS?
Now that you've explored some of the questions scientists ask, investigate another ocean ecosystem, and ask:
- How are organisms within the ecosystem important to one another?
- What makes this ecosystem special?
- How do organisms adapt to living in this ecosystem?
- How is this ecosystem connected to neighboring ones?
- Is this ecosystem endangered?
Image Credits:
Photos: A Sea of Questions: Ian Harrison: courtesy of AMNH, Denis Finnin Mangrove: courtesy of OAR, National Undersea Research Program; Too many examples? Sample! Ian Harrison: courtesy of AMNH, Denis Finnin; Illustrations: Russell Farrell