HomeFreshwater aquarium fishLoachesJapanese striped loach Japanese striped loach (Cobitis biwae) Scientific name: Cobitis biwae Jordan & Snyder, 1901 Photo: https://www.nies.go.jp/biodiversity/invasive/DB/detail/50740e.html The Japanese striped loach (Cobitis biwae) is a freshwater fish of the family Cobitidae. Native range: Asia, Honshu, Shikoku, and Kyushu in Japan. BiologyOviparous, with distinct pairing during breeding. Commercially cultured in Japan.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCobitis biwaeFamilyCobitidae (Loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionAsia: Honshu, Shikoku, and Kyushu in Japan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquaculture: commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Assumed Fec More loachesStone loachBarbatula barbatulaBotia kubotaiSchistura mahnertiPseudogastromyzon cheniBeaufortia kweichowensisLiniparhomaloptera disparis disparisSee 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