Any of various fishes that make piglike noises; esp. (a) U.S. a sculpin (family Cottidae) (now rare); (b) U.S., the grunt Orthopristis chrysoptera…

U.S. Any of various American grunts (family Haemulidae); esp. the pigfish, Orthopristis chrysoptera. Now rare.

the female of the blue groper, Achoerodus gouldii, which is brick-red in colour and was formerly thought to be a different species.