A flatfish is a member of the ray-finned demersal fish order Pleuronectiformes, also called the Heterosomata, sometimes classified as a suborder of Perciformes. ... Many important food fish are in this order, including the flounders, soles, turbot, plaice, and halibut.

What's a marine flatfish?

“Flatfish” is a catch-all name for more than 700 different species of fish. The group includes Flounder, Halibut, Sole, Plaice, Dab, Turbot, and more. ... Flatfish spend their lives lying on the seafloor waiting for a meal to swim their way. Because of this, they're perfectly designed for a life on the bottom.

What are the 3 different types of flatfish?