HomeFreshwater aquarium fishGouramis & bettasSpiketail gourami Spiketail gourami (Parosphromenus filamentosus) Scientific name: Parosphromenus filamentosus Vierke, 1981 The Spiketail gourami (Parosphromenus filamentosus) is a freshwater fish of the family Osphronemidae. In the aquarium it needs water at 21–28°C (70–82°F). Native range: Asia, southeast Borneo. Spiketail gourami care at a glanceTemperature21–28°C (70–82°F) Species factsScientific nameParosphromenus filamentosusFamilyOsphronemidae (Gouramies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.0EnvironmentFreshwater;; pH range: 6.5 - 7.2; dH range: ? - 15 benthopelagicClimateTropicalDistributionAsia: southeast Borneo.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More gouramis & bettasPygmy gouramiTrichopsis pumilaSpotted bettaBetta pictaCrescent bettaBetta imbellisSlim bettaBetta bellicaChocolate 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