noun
enormous fish; giant fish
Refers to a fish of exceptionally large size, often used in contexts like fishing, marine biology, or folklore.
湖で巨大魚が釣れたというニュースを見た。
I saw news that an enormous fish was caught in the lake.
水族館の巨大魚の水槽はいつも人気だ。
The tank of giant fish at the aquarium is always popular.