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 ...

Scaled herrings travel in large groups, called schools. Throughout the Caribbean Sea, west Atlantic Ocean and Gulf of Mexico, scaled herrings inhabit coral reefs and sandy bottoms near the shore.

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.

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 ...

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 ...

Male gulf toadfish are slightly larger than females. They reach a maximum length of 12.8 inches (32.4 cm). Gulf toadfish are common in the western Atlantic Ocean and Gulf of Mexico. They live in ...

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 ...

Giant kelpfish vary in color, generally falling into three groups: red, green and brown. And these fish seem to prefer hanging out near backgrounds of matching color. These fishes spend time around ...

These anemones form clumps of individuals with the same genetics. They're clones! One group of clones will compete with nearby, genetically different groups of clones. These anemones catch food ...