HomeFish encyclopediaRay-finned fishesCarpsRiver loachesJianchuan stone loach Jianchuan stone loach (Triplophysa jianchuanensis) Scientific name: Triplophysa jianchuanensis Zheng, Du, Chen & Yang, 2010 The Jianchuan stone loach (Triplophysa jianchuanensis) is a freshwater fish of the family Balitoridae. Native range: Asia, China. BiologySkin smooth, scaleless; lateral line complete; head long (26.7?29.8% of SL); eyes large (25.9?31.0% of dorsal head length); snout shorter than postorbital length (26.9?30.1% of HL); middle of lower lip interrupted and forming a pair of furrows; lower jaw spoon-like; posterior chamber of air bladder completely degenerated; intestines short, bending in zigzag-shape behind stomach; pelvic-fin tip not reaching anus; caudal fin emarginate; branched rays of dorsal fin 7; branched rays of caudal fin 16.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTriplophysa jianchuanensisFamilyBalitoridae (River loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length4.5EnvironmentFreshwater;; pH range: 7.9 - ? demersalClimateTemperateDistributionAsia: China.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026