large-headed midnight fish; Poromitra crassiceps
A deep-sea fish species. The scientific name is Poromitra crassiceps. In Japanese, it is typically written in katakana as カブトウオ.
A large-headed midnight fish was collected during the deep-sea survey.
The large-headed midnight fish has a large head and a stout body.
armored fish; armoured fish
General term for fish with bony plates or armor-like scales. Cross-referenced with 甲冑魚, which is a more common term for armored fish. This sense is less common and may be considered a variant or older usage.
See also: 甲冑魚
In some references, カブトウオ is treated as another name for armored fish.
Katakana spelling is standard for this fish name; usually written in kana.
Kanji spelling using 兜 (helmet) + 魚 (fish); rarely used in practice.
Alternate kanji spelling using 冑 (helmet); even rarer than 兜魚.
Compound of 兜/冑 (kabuto, 'helmet') + 魚 (uo, 'fish'), referring to the helmet-like appearance of the fish's head or its armor-like scales. The exact derivation is uncertain; the name likely describes the fish's physical characteristics.