HomeFreshwater aquarium fishAfrican cichlidsBlue mbuna Blue mbuna (Labeotropheus fuelleborni) Scientific name: Labeotropheus fuelleborni Ahl, 1926 The Blue mbuna (Labeotropheus fuelleborni) is a freshwater fish of the family Cichlidae that grows to about 18 cm (7.1 in). It is easy to keep, is best kept in a species tank and needs a tank of at least 210 L (55 US gal), water at 22–28°C (72–82°F) and a pH of 7.5–8.5. Native range: Africa, Endemic to Lake Malawi at Chisumulu Island. Blue mbuna care at a glanceCare levelEasyCommunity tankNot suitableAdult size18 cm (7.1 in)Minimum tank210 L (55 US gal)Temperature22–28°C (72–82°F)pH7.5–8.5DietOmnivore BiologyIs territorial over rocky substrate. Usually feeds alone, or in small groups with other species, on the aufwuchs cover on rocks in shallow water.Occasionally, however, members band and form feeding schools of several hundred fish which raid the rich algal gardens of other species. Also feeds on worms, crustaceans, insects and plant matter.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLabeotropheus fuelleborniFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Depth range1–6 m (3–20 ft)EnvironmentFreshwater;; pH range: 7.5 - 8.5; dH range: ? - 12 benthopelagic; depth range 1 - 6 mClimateTropicalDistributionAfrica: Endemic and widely distributed in Lake Malawi, including offshore islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More african cichlidsScrapermouth mbunaLabeotropheus trewavasaeCynotilapia afraBlue streak hapLabidochromis caeruleusLabidochromis chisumulaeHaplochromis borleyi redfinCopadichromis borleyiGolden mbunaMelanochromis auratusSee all african cichlids 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