HomeFreshwater aquarium fishGouramis & bettasMalay combtail Malay combtail (Belontia hasselti) Scientific name: Belontia hasselti Cuvier, 1831 The Malay combtail (Belontia hasselti) is a freshwater fish of the family Osphronemidae. In the aquarium it needs water at 25–30°C (77–86°F). Native range: Asia, Malay Peninsula, Greater Sunda Islands. Malay combtail care at a glanceTemperature25–30°C (77–86°F) BiologyFound in primary peat. Bubble nest builder species.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBelontia hasseltiFamilyOsphronemidae (Gouramies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0EnvironmentFreshwater;; pH range: 6.5 - 8.0; dH range: ? - 35 benthopelagic; potamodromousClimateTropicalDistributionAsia: Malay Peninsula, Greater Sunda Islands.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More gouramis & bettasSlim bettaBetta bellicaCrescent bettaBetta imbellisSpotted bettaBetta pictaPygmy gouramiTrichopsis pumilaChocolate gouramiSphaerichthys osphromenoidesBadisBadis badisSee all gouramis & bettas SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026