HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsPurple labeo Purple labeo (Labeo congoro) Scientific name: Labeo congoro Peters, 1852 The Purple labeo (Labeo congoro) is a freshwater fish of the family Cyprinidae. In the aquarium it needs water at 22–26°C (72–79°F). Purple labeo care at a glanceTemperature22–26°C (72–79°F) BiologyOccurs in strong-flowing rocky stretches of larger perennial rivers. Grazes algae and `aufwuchs' from rocks and firm surfaces including the backs of hippos, leaving characteristic tracks. Migrate upstream in swollen rivers to breed. Can occur as either sail-fin or normal varieties.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLabeo congoroFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length41.5EnvironmentFreshwater; benthopelagic; potamodromousClimateSubtropicalDistributionAfrica: Zambezi river and the Incomati system. Present in the warm sections of the Middle Zambezi, Pungwe, Buzi, Sabi and Lundi rivers but absent from the cooler sections. Also from the rivers of Tanzania, the Luapula-Moero region of the Congo basin and Malagarasi River in Lake Tanganyika.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: subsistence fisheries; gamefish: yesResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026