HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsTopeka shiner Topeka shiner (Notropis topeka) Scientific name: Notropis topeka Gilbert, 1884 The Topeka shiner (Notropis topeka) is a freshwater fish of the family Cyprinidae. BiologyInhabits quiet gravel-bottomed and sand-bottomed pools of headwaters and creeks.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNotropis topekaFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.6Common length4.5EnvironmentFreshwater; benthopelagicClimateTemperateDistributionNorth America: Mississippi River basin in the USA from southern Minnesota and southeastern South Dakota south to central Missouri and southern Kansas (in Arkansas River drainage).Conservation status (IUCN)Near Threatened (NT)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (tmax=3) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026