HomeFish encyclopediaRay-finned fishesCarpsRiver loachesKura loach Kura loach (Barbatula brandtii) Scientific name: Barbatula brandtii Kessler, 1877 The Kura loach (Barbatula brandtii) is a freshwater fish of the family Balitoridae. In the aquarium it needs water at 10–20°C (50–68°F). Native range: Former USSR, Armenia and Adzerbaidjan. Asia: Turkey and Iran. Kura loach care at a glanceTemperature10–20°C (50–68°F) BiologyDorsal spines (total): 3; Dorsal soft rays (total): 8; Anal spines: 2 - 3; Anal soft rays: 5Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBarbatula brandtiiFamilyBalitoridae (River loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length6.6EnvironmentFreshwater;; pH range: 7.0 - ?; dH range: ? - 20 demersalClimateSubtropicalDistributionFormer USSR: Armenia and Adzerbaidjan. Asia: Turkey and Iran.Conservation status (IUCN)Data deficient (DD)Threat 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