HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesSplitfinsAsh Meadows killifish Ash Meadows killifish (Empetrichthys merriami) Scientific name: Empetrichthys merriami Gilbert, 1893 The Ash Meadows killifish (Empetrichthys merriami) is a freshwater fish of the family Goodeidae. Native range: North America, formerly in Ash Meadows in Nevada, USA. Species factsScientific nameEmpetrichthys merriamiFamilyGoodeidae (Splitfins)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length5.0Common length4.0EnvironmentFreshwater; benthopelagic; non-migratoryClimateSubtropicalDistributionNorth America: formerly in Ash Meadows in Nevada, USA.Conservation status (IUCN)Extinct (EX)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026