HomeFreshwater aquarium fishRainbowfish & killifishLake Eustis minnow Lake Eustis minnow (Cyprinodon hubbsi) Scientific name: Cyprinodon hubbsi Carr, 1936 The Lake Eustis minnow (Cyprinodon hubbsi) is a freshwater fish of the family Cyprinodontidae. Native range: North America, Lake Eustis and other headwater lakes of Oklawaha River in central Florida, USA. Possibly not different from Cyprinodon variegatus. BiologyOccurs in lakes. Not a seasonal killifish. Is difficult to maintain in aquariumSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCyprinodon hubbsiFamilyCyprinodontidae (Pupfishes)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length5.0EnvironmentFreshwater; benthopelagic; non-migratoryClimateSubtropicalDistributionNorth America: Lake Eustis and other headwater lakes of Oklawaha River in central Florida, USA. Possibly not different from Cyprinodon variegatus.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More rainbowfish & killifishFlagfishJordanella floridaeBluefin killifishLucania goodeiKamaka rainbowfishMelanotaenia kamakaYellowbelly gudgeonAllomogurnda nesolepisStriped panchaxAplocheilus lineatusRedtail nothoNothobranchius guentheriSee 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