Ischikauia steenackeri; wataka (species of cyprinid fish)
A freshwater fish native to Japan, specifically Lake Biwa and the Yodo River system. Scientific name: Ischikauia steenackeri.
The wataka is a species endemic to Lake Biwa.
Katakana spelling is standard for this fish species; usually written in kana.
Rare kanji form; it is rarely used.
Rare kanji form; it is rarely used.
The origin of the name ワタカ is uncertain. The kanji 腸香 and 黄鯝魚 are ateji (phonetic equivalents) and rarely used.