The tautog (tautoga onitis), also known as the blackfish, is a species of wrasse native to the western atlantic ocean from nova scotia to south carolina. this species inhabits hard substrate habitats in inshore waters at depths from 1 to 75 m (5 to 245 ft). it is currently the only known member of its genus.barlett (1848) wrote, "[tautaug] is a native american word, and may be found in roger williams' key to the indian language." the name is from the narragansett language, originally tautauog (pl. of taut). it is also called a "black porgy" (cf. japanese black porgy), "chub" (cf. the freshwater chub), "oyster-fish" (in north carolina) or "blackfish" (in new york/new jersey, new england).

Source: Wikipedia