Bluehead Wrasse

A small-bodied wrasse that lives on coral reefs of the Caribbean Sea and its adjacent waters (Florida, Bermuda, and the Gulf of Mexico). As a result of its interesting mating system, the Bluehead Wrasse is one of the best-studied reef fishes on Caribbean reefsIt gets its common name from the adult coloration, which includes an obviously blue head on an otherwise green body. Juveniles are solid yellow, or nearly so, with a black spot on the dorsal fin.