noun
red barracuda; brown barracuda
A species of barracuda (Sphyraena pinguis) found in Japanese waters; commonly referred to by its katakana name.
アカカマスは沿岸でよく釣れる魚です。
The red barracuda is a fish commonly caught near the shore.
市場で新鮮なアカカマスを買った。
I bought fresh red barracuda at the market.
The name combines 赤 (red) and 梭子魚/魳 (barracuda), referring to its reddish coloration.