HomeFreshwater aquarium fishLoachesBarred loach Barred loach (Nemacheilus fasciatus) Scientific name: Nemacheilus fasciatus Valenciennes, 1846 The Barred loach (Nemacheilus fasciatus) is a freshwater fish of the family Balitoridae. In the aquarium it needs water at 22–24°C (72–75°F). Native range: Asia, Sumatra and Java in Indonesia. Barred loach care at a glanceTemperature22–24°C (72–75°F) BiologyOccurs in mountain streams. Prefers quiet and clear water. Feeds on benthic organisms and detritus.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNemacheilus fasciatusFamilyBalitoridae (River loaches)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.4Common length5.8EnvironmentFreshwater;; pH range: 6.5 - 7.0; dH range: ? - 12 benthopelagicClimateTropicalDistributionAsia: Sumatra and Java in Indonesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More loachesZebra loachBotia striataCoolie loachPangio kuhliiReticulate loachBotia lohachataBengal loachBotia darioHorseface loachAcantopsis choirorhynchosSkunk botiaYasuhikotakia morletiSee 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