HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesSplitfinsChacambero splitfin Chacambero splitfin (Ilyodon lennoni) Scientific name: Ilyodon lennoni Meyer & Foerster, 1983 The Chacambero splitfin (Ilyodon lennoni) is a freshwater fish of the family Goodeidae. In the aquarium it needs water at 24–30°C (75–86°F). Native range: Central America, Mexico. Chacambero splitfin care at a glanceTemperature24–30°C (75–86°F) Species factsScientific nameIlyodon lennoniFamilyGoodeidae (Splitfins)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length7.0EnvironmentFreshwater;; pH range: ? - 8.0; dH range: ? - 15 demersalClimateTropicalDistributionCentral America: Mexico.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tm=0.5 (in captivity); Fec=15; assuming multiple spawning per year) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026