HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsRedside dace Redside dace (Clinostomus elongatus) Scientific name: Clinostomus elongatus Kirtland, 1840 The Redside dace (Clinostomus elongatus) is a freshwater fish of the family Cyprinidae. BiologyInhabits rocky and sandy pools of headwaters, creeks and small rivers. Largest populations occurs in clear, spring-fed streams.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameClinostomus elongatusFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length12.0Common length8.9EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: upper Susquehanna River drainage in New York and Pennsylvania, USA; Great Lakes (except Lake Superior) and Mississippi River basins from New York and southern Ontario, Canada to Minnesota and south to West Virginia, northern Kentucky, Indiana, Wisconsin and Iowa, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tmax=4) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026