HomeFish encyclopediaRay-finned fishesPerch-like fishSandperchesRosy grubfish Rosy grubfish (Ryukyupercis gushikeni) Scientific name: Ryukyupercis gushikeni Yoshino, 1975 The Rosy grubfish (Ryukyupercis gushikeni) is a marine fish of the family Pinguipedidae. Native range: Western Pacific, Japan to northwestern Australia. BiologyInhabits trawling grounds. Rarely caught, by handline from depths deeper than 100 m.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameRyukyupercis gushikeniFamilyPinguipedidae (Sandperches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Depth range100 m (328 ft)EnvironmentMarine; demersal; depth range 100 - ? mClimateTropicalDistributionWestern Pacific: Japan to northwestern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: 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