HomeFish encyclopediaRay-finned fishesCarpsMinnows or carpsOregon chub Oregon chub (Oregonichthys crameri) Scientific name: Oregonichthys crameri Snyder, 1908 The Oregon chub (Oregonichthys crameri) is a freshwater fish of the family Cyprinidae. Native range: North America, Willamette and Umpqua River drainages in Oregon, USA. Common in Umpqua but localized and rare in Willamette because of habitat alteration. BiologyFound in sand-bottomed and gravel-bottomed pools and backwaters of creeks and small rivers, often in vegetation. Sometimes in ponds and impoundments.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOregonichthys crameriFamilyCyprinidae (Minnows or carps)OrderCypriniformes (Carps)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Common length4.0EnvironmentFreshwater; demersalClimateTemperateDistributionNorth America: Willamette and Umpqua River drainages in Oregon, USA. Common in Umpqua but localized and rare in Willamette because of habitat alteration.Conservation status (IUCN)Vulnerable (VU) (D2)Threat 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