Found in grass flats, sandy and rocky bottom habitats, flat claw hermit crabs are common in the Gulf of Mexico. These hermit crabs live in gastropod (single, spiraled shell) shells to protect their ...

Green reef crabs can be found in the western Atlantic Ocean, Gulf of Mexico and Caribbean Sea inhabiting coral reef communities and rocky areas. The green reef crab has eight hairy, brown legs and two ...

Royal grammas are small fish with purple and yellow split coloring. They have a small black bar running through their eyes and a black dot at the front of their dorsal fin.

Knobby candelabrum have fuzzy, bushy, cylindrical branches that grow from a single base. This coral can be beige, brown, purple or blue.

These sea cucumbers sift through sandy bottom habitats searching for marine debris and other organic matter to eat. In the Atlantic Ocean, Gulf of Mexico and Caribbean Sea, Florida sea cucumbers can ...

These jellyfish have stinging cells in their tentacles that they use to stun their prey and defend themselves from predators. In the Pacific, Indian and Atlantic Ocean, thimble jellies can live at ...

When these snails are ready to spawn, they'll settle themselves on high rocks and begin the external fertilization of released eggs. Shaped like a spiral cone, lightfoot snails can range from orange ...

Throughout the western Atlantic Ocean, Caribbean Sea and Gulf of Mexico, blue chromis inhabit deep coral, outer reef communities. Blue chromis are primarily blue in color with a dark stripe near their ...

Using its polyp tentacles, black sea rods catch and eat smaller marine organisms that drift by. They also have a special algae—called zooxanthellae– in their tissues that photosynthesize the sun's ...

Found in the Gulf of Mexico, western Atlantic Ocean and Caribbean Sea, brown chromis fish live near steep slopes and patches of coral reefs. Brown chromis are largely silver/gray in color, despite ...

In the Atlantic Ocean and Gulf of Mexico, long-spined sea urchins can be found in shallow, calm waters near or on coral reefs. These round urchins have long-spines extending out from every side. These ...

Using the stinging cells in its tentacles, smooth flower coral will catch smaller marine invertebrates that drift by. Coral also have a special algae—called zooxanthellae– in their tissues that ...