Myocastor coypus
Myocastor coypus
(nutria)
Mammals
Exotic
Collection Info
Point Map
Species Profile
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Impacts

24 results for Myocastor coypus (nutria)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
257994 ORClackamasBear Creek2007 17090009 Molalla-Puddingestablished
257990 ORClackamasButte Creek (middle)2007 17090009 Molalla-Puddingestablished
257999 ORClackamasCanyon Creek2007 17090009 Molalla-Puddingestablished
257992 ORClackamasGarret Creek2007 17090009 Molalla-Puddingestablished
258000 ORClackamasMilk Creek (lower)2007 17090009 Molalla-Puddingestablished
258002 ORClackamasMilk Creek (middle)2007 17090009 Molalla-Puddingestablished
257998 ORClackamasMolalla River, North Fork (lower)2007 17090009 Molalla-Puddingestablished
257993 ORClackamasRock Creek (lower)2007 17090009 Molalla-Puddingestablished
257997 ORClackamasWoodcock Creek2007 17090009 Molalla-Puddingestablished
257991 ORClackamas/MarionButte Creek (lower)2007 17090009 Molalla-Puddingestablished
257988 ORMarionAbiqua Creek (lower)2007 17090009 Molalla-Puddingestablished
257989 ORMarionAbiqua Creek (middle)2007 17090009 Molalla-Puddingestablished
257971 ORMarionDrift Creek2007 17090009 Molalla-Puddingestablished
858937 ORMarionElk Prairie2008 17090009 Molalla-Puddingestablished
257982 ORMarionLittle Pudding River (lower)2007 17090009 Molalla-Puddingestablished
257973 ORMarionLittle Pudding River (upper)2007 17090009 Molalla-Puddingestablished
257987 ORMarionPudding River (lower)/Howell Prairie Creek2007 17090009 Molalla-Puddingestablished
257972 ORMarionPudding River (upper)2007 17090009 Molalla-Puddingestablished
257983 ORMarionPudding River/Brandy Creek2007 17090009 Molalla-Puddingestablished
257984 ORMarionPudding River/Mill Creek2007 17090009 Molalla-Puddingestablished
858916 ORMarionSalem East2009 17090009 Molalla-Puddingestablished
257986 ORMarionSenecal Creek2007 17090009 Molalla-Puddingestablished
257970 ORMarionSilver Creek, North Fork2007 17090009 Molalla-Puddingestablished
858921 ORMarionWoodburn2010 17090009 Molalla-Puddingestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are 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 data.

Disclaimer:

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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/5/2026].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.