scorpionfish (general)
Broad term for scorpionfish, often used in fishing and culinary contexts. In everyday use, カサゴ typically refers to the marbled rockfish (sense 2).
カサゴは磯釣りの定番の魚だ。
Scorpionfish are a staple of rock fishing.
marbled rockfish; Sebastiscus marmoratus
The specific species most commonly called カサゴ in Japan. A small, bottom-dwelling rockfish with venomous spines, popular in angling and cuisine.
釣ったカサゴを味噌汁に入れた。
I put the marbled rockfish I caught into miso soup.
Usually written in katakana as a fish name; usually written in kana.
Kanji spelling is rare and may not be recognized by many readers.
A native fish name of uncertain origin, conventionally written 笠子. The spelling does not securely identify the word’s historical formation.