Common name: Lake Chub
available through www.itis.gov
Identification: Scott and Crossman (1973); Becker (1983); Page and Burr (1991). Gilbert (1998) recognized three distinct subspecies: C. p. plumbeus, C. p. greeni, and one formerly known as C. p. dissimilis (a name no longer available).
Size: 23 cm.
Native Range: Throughout much of Canada and northern United States; south to Delaware River, New York; southern end of Lake Michigan, Illinois; Platte River system, Colorado; and Columbia River drainage, Washington. Relict populations in Mississippi River basin, Iowa (Page and Burr 1991).
Puerto Rico &
Interactive maps: Point Distribution Maps
Native range data for this species provided in part by NatureServe
Introduced into the Niobrara River in Nebraska (S. Schainost, pers. comm.). This species is known from the Big and Little Sandy creeks, Green River drainage (Colorado River basin), and Yellowstone Lake, upper Colorado drainage, and Yellowstone National Park, Wyoming (Baxter and Simon 1970; C. Wheeler, personal communication; Lee et al. et seq 1980; Hubert 1994; Tilmant 1999).
Means of Introduction: Probably introduced by bait bucket release (Baxter and Simon 1970).
Status: Established in the Green River drainage and in Yellowstone Lake, Wyoming (Baxter and Simon 1970).
Impact of Introduction: Unknown.
References: (click for full references)
Hubert, W. 1994. Exotic fishes, p 158-174 in
T.L. Parish and S.H. Anderson (eds). Exotic Species Manual. Wyoming Game and Fish Department, Laramie.
Tilmant, J.T. 1999. Management of nonindigenous aquatic fish in the U.S. National Park System. National Park Service. 50 pp.
Pam Fuller, and Leo Nico
Revision Date: 3/27/2014
Peer Review Date: 4/1/2016
Pam Fuller, and Leo Nico, 2018, Couesius plumbeus (Agassiz, 1850): U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov/queries/FactSheet.aspx?SpeciesID=513, Revision Date: 3/27/2014, Peer Review Date: 4/1/2016, Access Date: 3/22/2018
This information is preliminary or provisional and is subject to revision. It is being provided to meet the need for timely best science. The information has not received final approval by the U.S. Geological Survey (USGS) and is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the information.