HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesPoeciliidsLake Rudolf lampeye Lake Rudolf lampeye (Aplocheilichthys rudolfianus) Scientific name: Aplocheilichthys rudolfianus Worthington, 1932 The Lake Rudolf lampeye (Aplocheilichthys rudolfianus) is a freshwater fish of the family Poeciliidae. In the aquarium it needs water at 22–25°C (72–77°F). Native range: Africa, Lake Turkana in northern Kenya and southwestern Ethiopia. Lake Rudolf lampeye care at a glanceTemperature22–25°C (72–77°F) BiologyOccurs in shallow, quiet and weedy parts around the lake. Not a seasonal killifish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAplocheilichthys rudolfianusFamilyPoeciliidae (Poeciliids)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length3.0Common length2.6EnvironmentFreshwater;; pH range: 7.5 - 8.5 benthopelagic; non-migratoryClimateTropicalDistributionAfrica: Lake Turkana in northern Kenya and southwestern Ethiopia.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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