Blackfish

n.	1.	(Zool.) A small kind of whale, of the genus Globicephalus, of several species. The most common is Globicephalus melas. Also sometimes applied to other whales of larger size.
	2.	(Zool.) The tautog of New England (Tautoga).
	3.	(Zool.) The black sea bass (Centropristis atrarius) of the Atlantic coast. It is excellent food fish; - locally called also black Harry.
	4.	(Zool.) A fish of southern Europe (Centrolophus pompilus) of the Mackerel family.
	5.	(Zool.) The female salmon in the spawning season.

Noun	1.	blackfish - large dark-colored food fish of the Atlantic coast of North America Synonyms: tautog, Tautoga onitis
	2.	blackfish - female salmon that has recently spawned
	3.	blackfish - small dark-colored whale of the Atlantic coast of the United States; the largest male acts as pilot or leader for the school Synonyms: black whale, common blackfish, Globicephala melaena, pilot whale

genus Tautoga, tautog, Tautoga, Tautoga onitis, wrasse