HomeFreshwater aquarium fishLoachesWhite nose loach White nose loach (Koreocobitis rotundicaudata) Scientific name: Koreocobitis rotundicaudata Wakiya & Mori, 1929 The White nose loach (Koreocobitis rotundicaudata) is a freshwater fish of the family Cobitidae. Native range: Asia, South Korea. BiologyDorsal spines: 3; Dorsal soft rays: 7; Anal spines: 3; Anal soft rays: 5; Vertebrae: 47 - 49. Dense dark small spots with orange background on body; caudal fin round marginally.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameKoreocobitis rotundicaudataFamilyCobitidae (Loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length17.0EnvironmentFreshwater; demersalClimateTemperateDistributionAsia: South Korea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More loachesBlyth's loachSyncrossus berdmoreiSchistura balteataAcanthocobitis rubidipinnisAborichthys kempiAborichthys elongatusPond loachMisgurnus anguillicaudatusSee all loaches SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026