Sand tiger sharks can grow up to 20 feet (6.1 meters) long, with an average length of 12 feet (3.7 meters). They can weigh up to 600 pounds (272.2 kilograms), but weigh around 240 pounds (108.9 ...

These fish usually live in pairs. If one gets separated from its partner, they will attempt to find and rejoin them. In the western Atlantic, Gulf of Mexico and Caribbean Sea, foureye butterflyfish ...

Blue parrotfish are pale as juveniles and deeper blue as adults. Large males have a pronounced forehead hump. They scrape algae off coral and rocks, helping maintain coral reefs. By … ...

This anemone secretes a toxin that can be harmful to humans. Using its polyp tentacles, mat anemones will catch and eat smaller marine organisms that drift by. They also have a special algae—called ...

The blueface angelfish has only been spotted in Florida waters once, off of the coast of Fort Lauderdale in 2006. In the greater Indo-West Pacific Ocean, blueface angelfish live in lagoons, channels, ...

Female mosquitofish are larger than their male counterparts, growing up to 2.4 inches (6.1 centimeters) long. Males usually reach 1.4 inches (3.6 centimeters) in length. These freshwater fish can be ...

Northern sea nettles are quick reproducers and can multiply at a speedy rate if the resources in their environment allow so. These sea jellies can range from pink and orange to white and yellow. Their ...

Burrowing sea cucumbers burrow themselves in a new spot everyday, looking for food. These sea cucumbers feed on the top layers of sand underneath coral reef communities. They filter nutrients from the ...

These fish can get up to 20 pounds (9.1 Kilograms) but are commonly found around 5 pounds (2.3 Kilograms). Crevalle jack can be found in the western Atlantic ocean and in the Gulf of Mexico from ...

Caribbean reef octopuses eat clams, snails, crabs, lobsters and occasionally members of the same species. Caribbean reef octopuses usually appear white with an orange and brown vein-like pattern, but ...

Unlike many other species of rays, lesser devil rays do not have a spine in their tails. The lesser devil ray's diet consists of pelagic plankton- small organisms found floating in the water column.

Spiny sea stars feed on a variety of animals, dead and alive. This includes shellfish, mollusks, fish, mussels and clams. These starfish can be found locally in bays, estuaries and other coastal areas ...