HomeFish encyclopediaRay-finned fishesCarpsRiver loachesPlain thicklip loach Plain thicklip loach (Triplophysa labiata) Scientific name: Triplophysa labiata Kessler, 1874 The Plain thicklip loach (Triplophysa labiata) is a freshwater fish of the family Balitoridae. In the aquarium it needs water at 14–20°C (57–68°F). Native range: Former USSR, basins of Balkhash and Alakuk; also in Ayaguz, Kazakhstan. Asia: China. Plain thicklip loach care at a glanceTemperature14–20°C (57–68°F) BiologyInhabits slow current, backwater of streams or lakes over sandy and gravel bottom. Oviparous. Matures at 70 mm SL or more.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTriplophysa labiataFamilyBalitoridae (River loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length23.0EnvironmentFreshwater;; pH range: 7.0 - ?; dH range: 15 - ? benthopelagicClimateTemperateDistributionFormer USSR: basins of Balkhash and Alakuk; also in Ayaguz, Kazakhstan. Asia: China.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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