HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSculpinsOzark sculpin Ozark sculpin (Cottus hypselurus) Scientific name: Cottus hypselurus Robins & Robison, 1985 The Ozark sculpin (Cottus hypselurus) is a freshwater fish of the family Cottidae. Native range: North America, Meramec, Missouri and White (including Black) River drainages in Ozark Uplands of Missouri and Arkansas in the USA. BiologyDorsal spines (total): 6 - 8; Dorsal soft rays (total): 16-19; Anal soft rays: 12 - 15Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCottus hypselurusFamilyCottidae (Sculpins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length14.0EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Meramec, Missouri and White (including Black) River drainages in Ozark Uplands of Missouri and Arkansas in the USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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