golden spadefish; Boer's batfish
A marine fish, Platax boersii, known for its crescent-shaped body. The name is usually written in katakana.
The golden spadefish inhabits the Indian Ocean and the western Pacific.
Katakana spelling is standard for this fish name; usually written in kana.
Kanji spelling is rare and mainly used in taxonomic or specialized contexts.
Compound of 三日月 (mikazuki, 'crescent moon') + 燕魚 (tsubameuo, 'batfish'), referring to the crescent-shaped body of this batfish species.