any fish used for food by human beings

important marine food and game fishes found in all tropical and temperate seas; some are at least partially endothermic and can thrive in colder waters

tunas: warm-blooded fishes

important warm-water fatty fish of the genus Thunnus of the family Scombridae; usually served as steaks

large pelagic tuna the source of most canned tuna; reaches 93 pounds and has long pectoral fins; found worldwide in tropical and temperate waters

largest tuna; to 1500 pounds; of mostly temperate seas: feed in polar regions but breed in tropics

may reach 400 pounds; worldwide in tropics

tunas: warm-blooded fishes

important warm-water fatty fish of the genus Thunnus of the family Scombridae; usually served as steaks