HomeFish encyclopediaRay-finned fishesPerch-like fishPerchesSnubnose darter Snubnose darter (Etheostoma simoterum) Scientific name: Etheostoma simoterum Cope, 1868 The Snubnose darter (Etheostoma simoterum) is a freshwater fish of the family Percidae. Native range: North America, found only in Cumberland and Tennessee River drainages in Virginia, North Carolina, Kentucky, Tennessee, Georgia and Alabama, USA. BiologyInhabits current-swept rocky pools and adjacent riffles of creeks and small to medium rivers; also found in streams. Feeds on midge larvae, with mayfly nymphs, caddis larvae, and microcrustacea.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtheostoma simoterumFamilyPercidae (Perches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.7Common length5.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: found only in Cumberland and Tennessee River drainages in Virginia, North Carolina, Kentucky, Tennessee, Georgia and Alabama, USA.Conservation status (IUCN)Not EvaluatedThreat 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