HomeFreshwater aquarium fishRainbowfish & killifishCinnamon Killi Cinnamon Killi (Fundulopanchax cinnamomeus) Scientific name: Fundulopanchax cinnamomeus Clausen, 1963 The Cinnamon Killi (Fundulopanchax cinnamomeus) is a freshwater fish of the family Nothobranchiidae. In the aquarium it needs water at 22–24°C (72–75°F). Native range: Africa, Endemic to the upper reaches of the Mungo drainage, from Badouma to 9 km from western Cameroon. Cinnamon Killi care at a glanceTemperature22–24°C (72–75°F) BiologyOccurs in brooks under forest cover on soils of the basement complex and volcanic soils. 6 cm TL. Not a seasonal killifish. Is easy to maintain in the aquarium.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameFundulopanchax cinnamomeusFamilyNothobranchiidae (African rivulines)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Common length5.0EnvironmentFreshwater;; pH range: 5.8 - 7.2 benthopelagic; non-migratoryClimateTropicalDistributionAfrica: Endemic to the upper reaches of the Mungo drainage, from Badouma to 9 km from western Cameroon.Conservation status (IUCN)Endangered (EN) (B1ab(iii)+2ab(iii))Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercial More rainbowfish & killifishTwostripe lyretailAphyosemion bivittatumRed-Tailed SilversideBedotia geayiLyretail panchaxAphyosemion australeCelebes rainbowfishMarosatherina ladigesiCelebes rainbowTelmatherina celebensisMarmorated medakaOryzias marmoratusSee all rainbowfish & killifish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026