HomeFreshwater aquarium fishGuppies & livebearersPolka-dot splitfin Polka-dot splitfin (Chapalichthys pardalis) Scientific name: Chapalichthys pardalis ?lvarez, 1963 The Polka-dot splitfin (Chapalichthys pardalis) is a freshwater fish of the family Goodeidae. In the aquarium it needs water at 18–24°C (64–75°F). Native range: Central America, Michoac?n, Mexico. Polka-dot splitfin care at a glanceTemperature18–24°C (64–75°F) Species factsScientific nameChapalichthys pardalisFamilyGoodeidae (Splitfins)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length6.0EnvironmentFreshwater;; pH range: 7.2 - 8.0; dH range: 25 - ? demersalClimateSubtropicalDistributionCentral America: Michoac?n, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceLow, minimum population doubling time 4.5 - 14 years (Assuming Fec More guppies & livebearersRedtail splitfinXenotoca eiseniBlackbarred limiaLimia nigrofasciataMosquitofishGambusia affinisSailfin mollyPoecilia latipinnaGuppyPoecilia reticulataGreen swordtailXiphophorus helleriiSee all guppies & livebearers SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026