Nipponocypris sieboldii; a species of cyprinid fish
A freshwater fish native to Japan, often found in streams and rivers. The name is usually written in katakana as ヌマムツ.
Nipponocypris sieboldii are often caught in this river.
Nipponocypris sieboldii is a species endemic to Japan.
Standard katakana spelling for this fish name.
Kanji spelling is rare and may not be widely recognized; the kana form is strongly preferred.
The name ヌマムツ likely derives from 沼 (numa, 'swamp') and ムツ (mutsu), a name used for several similar-looking fish. The exact origin of ムツ is uncertain.