Only weighing around half a pound and growing to be 9 inches (23 centimeters) long on average, sergeant major are considered a smaller reef fish. Highly social fish, sergeant major travel in schools ...

These fish are nocturnal feeders, meaning they wait until nighttime to search for food. In the Indo-west Pacific, marine bettas can be found in tropical waters among coral reef habitats. They hide in ...

These rays produce eggs that hatch inside of their body before birthing live young. Roughtail stingrays live in soft bottom habitats like seagrass meadows, muddy and sandy flats. Sometimes, they'll ...

These shrimp can kill their prey in two different ways: spearing with their sharp appendages or smashing with a powerful punch. These shrimp have an extremely powerful punch allowing them to kill prey ...

Yellow tangs hang out in small schools of fish that sometimes include other species. Yellow tangs are entirely yellow in color. They’re round and flat with long dorsal and pectoral fins. These tangs ...

Males in this species will guard their eggs and supply them with nutrients they need. Found in the Gulf of Mexico, western Atlantic Ocean and Caribbean Sea, brown chromis fish live near steep slopes ...

Cownose rays can grow up to 7 feet (2.1 meters), but on average only grow to be 4 feet (1.2 meters). These rays can get as heavy as 50 pounds! Cownose rays prefer shallow coastal waters but migrate ...

This coral species broadcast spawns during certain points of the year. This means that their eggs are projected into the water before being fertilized and settling back down to the seabed. Using their ...

These fish are shy and will retreat into hiding if approached by other living things. Throughout the western and eastern Atlantic Ocean, Gulf of Mexico and eastern Pacific Ocean, these fish inhabit ...

The giant hermit crab is the largest hermit crab species in the western Atlantic ocean. Throughout the Gulf of Mexico, Caribbean Sea, and western Atlantic Ocean, giant hermit crabs inhabit inshore ...

Bonnethead sharks feed primarily on mollusks, small fishes, crabs and shrimp. Bonnethead sharks live in the warm coastal waters of the Atlantic Ocean, Gulf of Mexico, Caribbean Sea and off the Pacific ...

Maiden gobies filter feed in sandy areas for potential prey, while simultaneously keeping their habitat clean. Maiden gobies have long, white bodies with irregular orange spotting from their gills to ...