HomeFish encyclopediaRay-finned fishesPerch-like fishGouramiesGiant red tail gourami Giant red tail gourami (Osphronemus laticlavius) Scientific name: Osphronemus laticlavius Roberts, 1992 The Giant red tail gourami (Osphronemus laticlavius) is a freshwater fish of the family Osphronemidae. Native range: Asia, Malaysia and Indonesia. BiologyDorsal spines (total): 10; Dorsal soft rays (total): 13-14; Anal spines: 11 - 12; Anal soft rays: 16 - 18Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOsphronemus laticlaviusFamilyOsphronemidae (Gouramies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length50.0EnvironmentFreshwater; demersalClimateTropicalDistributionAsia: Malaysia and Indonesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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