HomeFish encyclopediaRay-finned fishesPerch-like fishCichlidsZambezi happy Zambezi happy (Pharyngochromis darlingi) Scientific name: Pharyngochromis darlingi Boulenger, 1911 The Zambezi happy (Pharyngochromis darlingi) is a freshwater fish of the family Cichlidae. Native range: Africa, Okavango and the upper Save-Runde Rivers, Zambezi River system in Angola, Namibia, Botswana, Zambia and Zimbabwe. Species factsScientific namePharyngochromis darlingiFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length22.0EnvironmentFreshwater; demersalClimateTropicalDistributionAfrica: Okavango and the upper Save-Runde Rivers, Zambezi River system in Angola, Namibia, Botswana, Zambia and Zimbabwe.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceHigh, minimum population doubling time less than 15 months (K=0.5) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026