HomeFish encyclopediaRay-finned fishesLive bearers, Killifishes and RivulinesSplitfinsZirahuen allotica Zirahuen allotica (Allotoca meeki) Scientific name: Allotoca meeki ?lvarez, 1959 The Zirahuen allotica (Allotoca meeki) is a freshwater fish of the family Goodeidae. In the aquarium it needs water at 20°C (68°F). Native range: Central America, restricted to the Lake Zirahuen in Michoacan, Mexico. Zirahuen allotica care at a glanceTemperature20°C (68°F) BiologyInhabits small, deep mountain lake with sandy bottom which is partly covered with mud.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAllotoca meekiFamilyGoodeidae (Splitfins)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length7.0EnvironmentFreshwater; demersalClimateTropicalDistributionCentral America: restricted to the Lake Zirahuen in Michoacan, Mexico.Conservation status (IUCN)Not EvaluatedThreat 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