HomeFish encyclopediaRay-finned fishesPerch-like fishPerchesBrighteye darter Brighteye darter (Etheostoma lynceum) Scientific name: Etheostoma lynceum Hay, 1885 The Brighteye darter (Etheostoma lynceum) is a freshwater fish of the family Percidae. BiologyOccurs in rocky riffles of creeks and small rivers, and near debris in sand and gravel runs; also found in streams. Feeds on midge and blackfly larvae and mayfly nymphs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtheostoma lynceumFamilyPercidae (Perches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.4EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: in tributaries of the Mississippi River on the Former Mississippi Embayment in western Kentucky, western Tennessee, Mississippi and Louisiana in the USA. Also in the Gulf coast drainages from Escatawpa River in Alabama to the Mississippi River in Louisiana.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026