Potamopyrgus antipodarum
Potamopyrgus antipodarum
(New Zealand mudsnail)
Mollusks-Gastropods
Exotic
Collection Info
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Impacts

17 results for Potamopyrgus antipodarum (New Zealand mudsnail)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
253900 MNSt. LouisLake Superior, Duluth Harbor2005 04180000 Lake Superiorestablished
287954 MNSt. LouisLake Superior, Duluth-Superior Harbor off Minnesota Point2005 04180000 Lake Superiorestablished
266590 MNSt. LouisLake Superior, near Duluth-Superior Harbor2005 04010201 St. Louisestablished
1709922 MNSt. LouisSt. Louis River2016 04180000 Lake Superior 
1709910 MNSt. LouisSt. Louis River2018 04010201 St. Louis 
1709909 MNSt. LouisSt. Louis River2018 04010201 St. Louis 
1709911 MNSt. LouisSt. Louis River2019 04010201 St. Louis 
1709914 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709918 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709919 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709912 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709916 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709920 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709913 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709915 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
1709917 MNSt. LouisSt. Louis River2020 04010201 St. Louis 
165803 MNSt. LouisSt. Louis River estuary where it flows into Lake Superior near Duluth2005 04010201 St. Louisestablished

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 [1/12/2026].

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