HomeFreshwater aquarium fishAfrican cichlidsCunene dwarf happy Cunene dwarf happy (Orthochromis machadoi) Scientific name: Orthochromis machadoi Poll, 1967 The Cunene dwarf happy (Orthochromis machadoi) is a freshwater fish of the family Cichlidae. In the aquarium it needs water at 22–25°C (72–77°F). Native range: Africa, Cunene River (Angola, Namibia). Cunene dwarf happy care at a glanceTemperature22–25°C (72–77°F) Species factsScientific nameOrthochromis machadoiFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.5EnvironmentFreshwater;; pH range: 7.5 - ?; dH range: 12 - ? benthopelagicClimateTropicalDistributionAfrica: Cunene River (Angola, Namibia).Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: potentialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More african cichlidsHaplochromis latifasciatusEastern happyAstatotilapia callipteraAltolamprologus calvusCallochromis pleurospilusZebra mbunaMaylandia zebraLavender mbunaIodotropheus sprengeraeSee all african cichlids SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026