HomeFreshwater aquarium fishGouramis & bettasOrnate ctenopoma Ornate ctenopoma (Microctenopoma ansorgii) Scientific name: Microctenopoma ansorgii Boulenger, 1912 The Ornate ctenopoma (Microctenopoma ansorgii) is a freshwater fish of the family Anabantidae that grows to about 8 cm (3.1 in). It is easy to keep and aggressive, is best kept in a species tank and needs a tank of at least 115 L (30 US gal), water at 25–28°C (77–82°F) and a pH of 6.0–8.0. Native range: Africa, sluggish waters of the Congo river basin. Ornate ctenopoma care at a glanceCare levelEasyTemperamentAggressiveCommunity tankNot suitableAdult size8 cm (3.1 in)Minimum tank115 L (30 US gal)Temperature25–28°C (77–82°F)pH6.0–8.0Hardness5–19 dGH (89–339 ppm)DietCarnivore. Accepts flakes, frozen foods and live foods. Species factsScientific nameMicroctenopoma ansorgiiFamilyAnabantidae (Climbing gouramies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagicClimateTropicalDistributionAfrica: Congo basin; also tropical West Africa.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More gouramis & bettasSpotted ctenopomaCtenopoma acutirostreBadisBadis badisChocolate gouramiSphaerichthys osphromenoidesSlim bettaBetta bellicaCrescent bettaBetta imbellisSpotted bettaBetta pictaSee all gouramis & bettas Can it live with...?Ornate ctenopoma and BadisOrnate ctenopoma and Chocolate gouramiOrnate ctenopoma and Crescent bettaOrnate ctenopoma and Croaking gouramiOrnate ctenopoma and Moonlight gouramiOrnate ctenopoma and Pygmy gouramiOrnate ctenopoma and Roundtail paradisefishOrnate ctenopoma and Siamese fighting fishOrnate ctenopoma and Slim bettaOrnate ctenopoma and Spotted ctenopoma SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026