Numerous species are distributed throughout the temperate and tropical oceans of the world, where they generally inhabit shallow water and coral reefs, and the genus is widely known for its planktonic (free-floating) species.
Numerous species are distributed throughout the temperate. Numerous species are distributed throughout tropical oceans of the world. They generally inhabit shallow water and coral reefs. The genus is widely known for its planktonic (free-floating) species.