HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesSharp-nosed sand goby Sharp-nosed sand goby (Favonigobius gymnauchen) Scientific name: Favonigobius gymnauchen Bleeker, 1860 The Sharp-nosed sand goby (Favonigobius gymnauchen) is a freshwater fish of the family Gobiidae. Native range: Western Pacific, Japan, Korean Peninsula, and China; also in southern Taiwan, Australia, Palau Is., and Micronesia. BiologyDorsal spines (total): 6 - 7; Dorsal soft rays (total): 9; Anal spines: 1; Anal soft rays: 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameFavonigobius gymnauchenFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentMarine; freshwater; brackish; reef-associated; amphidromousClimateSubtropicalDistributionWestern Pacific: Japan, Korean Peninsula, and China; also in southern Taiwan, Australia, Palau Is., and Micronesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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