HomeFreshwater aquarium fishAfrican cichlidsPurple mbuna Purple mbuna (Melanochromis vermivorus) Scientific name: Melanochromis vermivorus Trewavas, 1935 The Purple mbuna (Melanochromis vermivorus) is a freshwater fish of the family Cichlidae. In the aquarium it needs water at 22–26°C (72–79°F). Native range: Africa, Lake Malawi: Monkey Bay, Nankumba Peninsula, Eccles Reef, West Reef and Domwe, Thumbi West, Mumbo, Maleri, Mbenji, Chinyankwazi Islands. Purple mbuna care at a glanceTemperature22–26°C (72–79°F) Species factsScientific nameMelanochromis vermivorusFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.4EnvironmentFreshwater;; pH range: 7.0 - 8.5; dH range: 10 - 15 demersalClimateTropicalDistributionAfrica: Lake Malawi: Monkey Bay, Nankumba Peninsula, Eccles Reef, West Reef and Domwe, Thumbi West, Mumbo, Maleri, Mbenji, Chinyankwazi Islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More african cichlidsPseudotropheus crabroMelanochromis chipokaeGolden mbunaMelanochromis auratusLabidochromis chisumulaeMaylandia lombardoiBlue streak hapLabidochromis caeruleusSee 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