Answer:

turbot

AnswerCrossword Clue
TURBOTDiamond-shaped flatfish
TURBOTEuropean flounder
TURBOTTasty flatfish
TURBOTEuropean flatfish.
TURBOTFlatfish.
TURBOTEuropean flatfish
TURBOTEuropean angler's catch
TURBOTBouillabaisse fish