HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesPoeciliidsMichoacan livebearer Michoacan livebearer (Poeciliopsis scarlli) Scientific name: Poeciliopsis scarlli Meyer, Riehl, Dawes & Dibble, 1985 The Michoacan livebearer (Poeciliopsis scarlli) is a freshwater fish of the family Poeciliidae. In the aquarium it needs water at 23–30°C (73–86°F). Native range: Central America, Guerrero and Michoacan, Mexico. Michoacan livebearer care at a glanceTemperature23–30°C (73–86°F) Species factsScientific namePoeciliopsis scarlliFamilyPoeciliidae (Poeciliids)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length3.0EnvironmentFreshwater; benthopelagicClimateTropicalDistributionCentral America: Guerrero and Michoacan, Mexico.Conservation status (IUCN)Not EvaluatedThreat 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