HomeFish encyclopediaRay-finned fishesPerch-like fishPerchesBandfin darter Bandfin darter (Etheostoma zonistium) Scientific name: Etheostoma zonistium Bailey & Etnier, 1988 The Bandfin darter (Etheostoma zonistium) is a freshwater fish of the family Percidae. BiologyInhabits sand and gravel-bottomed pools of headwaters, creeks and small rivers. Feeds on midge larvae.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtheostoma zonistiumFamilyPercidae (Perches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.1EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: tributaries of lower Tennessee River system in Kentucky, Tennessee, Mississippi and Alabama upstream to Bear Creek system in the USA; Spring Creek in Tennessee and extreme upper Black Warrior River system in Alabama.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