Starfish Starfish Starfish or sea stars are star-shaped echinoderms belonging to the class Asteroidea. Common usage frequently finds these names being also applied to ophiuroids, which are correctly referred to as brittle stars or "basket stars". About 1,500 species of starfish occur on the seabed in all the world's oceans, from the tropics to frigid polar waters. They are found from the intertidal zone down to abyssal depths, below the surface. Starfish are marine invertebrates. They typically have a central disc and five arms, though some species have a larger number of arms. The aboral or upper surface may be smooth,
Pacific spiny lumpsucker females lay large, spherical, orange-colored eggs on rocks. Females typically lay around 200 eggs at a time. After the eggs are laid, the male attaches himself to a nearby surface where he cares for the eggs by defending them from predators and circulating water over them with his fin. Pacific cod, sablefish, and lancefish are known predators of pacific spiny lumpsuckers. Pacific spiny lumpsucker The Pacific spiny lumpsucker, scientific name Eumicrotremus orbis, is a species of bony fish in the Cyclopteridae family. The pacific spiny lumpsucker is a globular shaped fish that typically measures in length, with a maximum known