Answer: cusk

AnswerCrossword Clue
CUSKLarge fish, relative of the cod.
CUSKThe burbot.
CUSKCod-like fish
CUSKCod's cousin
cuskedible marine fish, Brosme brosme, of North Atlantic coastal waters
cuska large edible North Atlantic fish (Brosme brosme) of the cod family
cuskrbot
cuskthe burbot