HomeFreshwater aquarium fishSharks & algae eatersTricolor sharkminnow / Bala shark Tricolor sharkminnow / Bala shark (Balantiocheilos melanopterus) Scientific name: Balantiocheilos melanopterus Bleeker, 1851 Photo: https://www.biolib.cz/en/image/id259253/ The Tricolor sharkminnow / Bala shark (Balantiocheilos melanopterus) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 22–28°C (72–82°F). Native range: Asia, Mekong and Chao Phraya basins, Malay Peninsula, Sumatra and Borneo. Becoming rare or extinct in many river basins. Tricolor sharkminnow / Bala shark care at a glanceTemperature22–28°C (72–82°F) BiologySilver body with black margins on dorsal, caudal, anal and pelvic; lower lip with a posterior groove forming a pocket opening backwards.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBalantiocheilos melanopterusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length35.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 12 benthopelagicClimateTropicalDistributionAsia: Mekong and Chao Phraya basins, Malay Peninsula, Sumatra and Borneo. Becoming rare or extinct in many river basins.Conservation status (IUCN)Endangered (EN)(A1ac)Threat to humansHarmlessUsesAquaculture: commercial; aquarium: highly commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More sharks & algae eatersGarra imberbaRedeye labeoLabeo cylindricusHoven's carpLeptobarbus hoeveniiLuciosoma pellegriniiLuciosoma setigerumChinese suckerMyxocyprinus asiaticusSee all sharks & algae eaters SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026