Myocastor coypus
Myocastor coypus

108 results for Myocastor coypus (nutria)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
242192 LAAcadiaAcadia Parish1960 08080201 Mermentau Headwatersestablished
242190 LAAllenAllen Parish1960 08080203 Upper Calcasieuestablished
242156 LAAscensionAscension Parish1958 08070204 Lake Maurepasestablished
242629 LAAscensionAscension Parish2006 08070204 Lake Maurepasestablished
242278 LAAscensionMcIlroy Swamp (5 km SE of Sorrento)1987 08070204 Lake Maurepasestablished
242631 LAAssumptionAssumption Parish2006 08090302 West Central Louisiana Coastalestablished
242012 LAAssumptionLake Verret1984 08090302 West Central Louisiana Coastalestablished
242161 LAAvoyellesAvoyelles parish1958 08080102 Bayou Techeestablished
242191 LABeauregardBeauregard Parish1960 08080205 West Fork Calcasieuestablished
1635500 LABossierSmall man-made bayou in the middle of Belle Rose Subdivision inside Legacy Subdivision.2020 11140204 Red Chuteunknown
1546829 LACaddoShreveport duck pond2019 11140202 Middle Red-Coushattaestablished
242195 LACalcasieuCalcasieu Parish1960 08080206 Lower Calcasieuestablished
242633 LACalcasieuCalcasieu Parish2006 08080206 Lower Calcasieuestablished
253830 LACalcasieuSabine River, near Toomey1948 12010005 Lower Sabineestablished
241883 LACameronCameron Parish1948 08080200 Calcasieu-Mermentauestablished
250241 LACameronCameron Parish1998 08080202 Mermentauestablished
250253 LACameronCameron Parish1999 08080202 Mermentauestablished
241861 LACameronLacassine National Wildlife Refuge1943 08080202 Mermentauestablished
242239 LACameronLacassine National Wildlife Refuge1954 08080202 Mermentauestablished
163885 LACameronLacassine National Wildlife Refuge2005 08080202 Mermentauestablished
242636 LACameronLacassine National Wildlife Refuge2006 08080202 Mermentauestablished
241933 LACameronRockefeller State Wildlife Refuge and Game Preserve1959 08080202 Mermentauestablished
250082 LACameronRockefeller State Wildlife Refuge and Game Preserve1977 08080202 Mermentauestablished
241859 LACameronSabine National Wildlife Refuge1941 08080206 Lower Calcasieuestablished
250076 LACameronSabine National Wildlife Refuge1964 08080206 Lower Calcasieuestablished

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.


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. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [8/13/2022].

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