noun
blue trevally; banded trevally; barred trevally
A species of trevally (Carangoides ferdau) found in tropical waters. The name is usually written in katakana.
クロヒラアジは熱帯の海で見られる魚です。
The blue trevally is a fish found in tropical seas.
釣り人がクロヒラアジを釣り上げた。
The angler caught a blue trevally.
The name combines 黒 (kuro, 'black'), 平 (hira, 'flat'), and 鯵 (aji, 'horse mackerel'), describing its appearance and relation to jacks. The exact origin is uncertain.