HomeFreshwater aquarium fishOther freshwater fishLargelip killifish Largelip killifish (Profundulus labialis) Scientific name: Profundulus labialis G?nther, 1866 The Largelip killifish (Profundulus labialis) is a freshwater fish of the family Profundulidae. In the aquarium it needs water at 18–26°C (64–79°F). Native range: Central America, Guatemala, Mexico. Largelip killifish care at a glanceTemperature18–26°C (64–79°F) BiologyNot a seasonal killifish. Is very difficult to maintain in aquarium.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameProfundulus labialisFamilyProfundulidae (Middle American killifishes)OrderCyprinodontiformes (Live bearers, Killifishes and Rivulines)ClassActinopterygii (Ray-finned fishes)Maximum length11.5EnvironmentFreshwater; benthopelagic; non-migratoryClimateTropicalDistributionCentral America: Guatemala, Mexico.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercial More other freshwater fishLined soleAchirus lineatusPumpkinseedLepomis gibbosusShort-tailed pipefishMicrophis brachyurus brachyurusFinescale tigerfishDatnioides microlepisFreshwater garfishXenentodon cancilaSouth American lungfishLepidosiren paradoxaSee all other freshwater fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026