Flatfish, a kind of silver pomfret we often say, belongs to the order of fishes. Wuchang fish belongs to a kind of bream, also called group head bream. Folk because of its flat body shape, also called it bream now sold in the market bream is included in the Wuchang fish. They are not the same.

Flatfish is a kind of body flat sea fish, body surface smooth, ovate, a variety of species, is edible and ornamental both large tropical fish. Flatfish are widely distributed in temperate waters of the Northern Hemisphere, and there are about 10 species offshore China alone.