(uncommon “Hyōgai” kanji)
Possibly originally a compound of 鵜 (u, “cormorant”) + 食い (kui, “eating, gobbling”).
鯎 (hiragana うぐい, katakana ウグイ, rōmaji ugui, historical hiragana うぐひ)
- the Japanese dace, also known as the big-scaled redfin: Tribolodon hakonensis, an edible fish in family Cyprinidae
As with many terms that name organisms, this term is often spelled in katakana, especially in biological contexts, as ウグイ.