Chasmistes brevirostris
Chasmistes brevirostris
(Shortnose Sucker)
Native Transplant
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Chasmistes brevirostris Cope, 1879

Common name: Shortnose Sucker

Taxonomy: available through www.itis.govITIS logo

Identification: Page and Burr (1991)

Size: up to 50 cm SL

Native Range: California and Oregon: Upper Klamath Lake and its tributatires, and the Lost River system (Page and Burr 1991; USFWS 1993)

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Alaska auto-generated map
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Puerto Rico &
Virgin Islands
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Guam Saipan
Native range data for this species provided in part by NatureServe NS logo
Interactive maps: Point Distribution Maps

Nonindigenous Occurrences: A population was introduced to Gerber Reservoir and its tributaries, Klamath County, Oregon (USFWS 1993). Timing of the introduction is unknown.

Means of Introduction: Unknown.

Status: Established in Oregon.

Remarks: This species is currently on the Endangered Species List.

References: (click for full references)

Page, L.M. and B.M. Burr. 1991. A field guide to freshwater fishes of North America north of Mexico. The Peterson Guide Series, vol. 42. Houghton Mifflin Company, Boston, MA.

U.S. Fish and Wildlife Service. 1993. Lost River (Deltistes luxatus) and shortnose (Chasmistes brevirostris) sucker recovery plan. U.S. Fish and Wildlife Service, Portland, OR.

Other Resources:
California Fish Species - University of California Davis

Environmental Conservation Online System - U.S. Fish and Wildlife Service

FishBase Summary

Author: Neilson, M.E.

Revision Date: 8/22/2011

Peer Review Date: 4/1/2016

Citation Information:
Neilson, M.E., 2018, Chasmistes brevirostris Cope, 1879: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL,, Revision Date: 8/22/2011, Peer Review Date: 4/1/2016, Access Date: 1/20/2018

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.

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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2018]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/20/2018].

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