HomeFish encyclopediaRay-finned fishesCodsGrenadiers or rattailsKamohara grenadier Kamohara grenadier (Coelorinchus kamoharai) Scientific name: Coelorinchus kamoharai Matsubara, 1943 The Kamohara grenadier (Coelorinchus kamoharai) is a marine fish of the family Macrouridae. Native range: Northwest Pacific, southern Japan, south to Taiwan. BiologyDorsal spines (total): 2; Anal spines: 0. Snout long and sharply pointed. Head ridges not strongly developed. Scales thin, deciduous; the spinules on the body scales short, broad-based, widely spaced, arranged in quincunx order. Color is light brown, with irregular blotching or mottling on the back and upper sides; the belly silvery; median nasal process black; the mouth and gill cavities whitish; the fins dusky or punctate; the first dorsal fin blackish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCoelorinchus kamoharaiFamilyMacrouridae (Grenadiers or rattails)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length28.0Depth range220–400 m (722–1312 ft)EnvironmentMarine; bathydemersal; non-migratory; depth range 220 - 400 mClimateDeep-waterDistributionNorthwest Pacific: southern Japan, south to Taiwan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026