Myocastor coypus
Myocastor coypus
(nutria)
Mammals
Exotic
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Impacts

8 results for Myocastor coypus (nutria)
Download Data

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
163878 LAOrleansBayou Sauvage National Wildlife Refuge2005 08090203 Eastern Louisiana Coastalestablished
242664 LAOrleansOrleans Parish2006 08090203 Eastern Louisiana Coastalestablished
250243 LASt. BernardSt. Bernard Parish1998 08090203 Eastern Louisiana Coastalestablished
242666 LASt. BernardSt. Bernard Parish2006 08090203 Eastern Louisiana Coastalestablished
163879 LASt. TammanyBig Branch Marsh National Wildlife Refuge2005 08090201 Liberty Bayou-Tchefunctaestablished
250244 LASt. TammanySt. Tammany Parish1998 08090201 Liberty Bayou-Tchefunctaestablished
242672 LASt. TammanySt. Tammany Parish2006 08090201 Liberty Bayou-Tchefunctaestablished
242593 LASt. TammanyWest Pearl River1997 08090202 Lake Pontchartrainestablished

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.

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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. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/22/2026].

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