Catfish

A name given in the United States to various species of siluroid fishes; as, the yellow cat (Amiurus natalis); the bind cat (Gronias nigrilabrus); the mud cat (Pilodictic oilwaris), the stone cat (Noturus flavus); the sea cat (Arius felis), etc. This name is also sometimes applied to the wolf fish. See Bullhrad.

any of numerous mostly freshwater bottom-living fishes of Eurasia and North America with barbels like whiskers around the mouth

large ferocious northern deep-sea food fishes with strong teeth and no pelvic fins