HomeFish encyclopediaRay-finned fishesPerch-like fishPerchesBloodfin darter Bloodfin darter (Etheostoma sanguifluum) Scientific name: Etheostoma sanguifluum Cope, 1870 The Bloodfin darter (Etheostoma sanguifluum) is a freshwater fish of the family Percidae. BiologyInhabits fast rocky riffles of small to medium rivers; also found in creeks.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEtheostoma sanguifluumFamilyPercidae (Perches)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: known only from the middle Cumberland River drainages (Rockcastle River in Kentucky to Caney Fork in Tennessee) in Kentucky and Tennessee, USA. Previously regarded as a subspecies of Etheostoma maculatum.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