Dreissena polymorpha
Dreissena polymorpha
(zebra mussel)
Mollusks-Bivalves
Exotic
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Impacts

330 results for Dreissena polymorpha (zebra mussel)
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Click here for listing in all states

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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1772018 PAAllegheny[No locality description provided]1994 05030101 Upper Ohio 
1772030 PAAllegheny[No locality description provided]1995 05020005 Lower Monongahela 
1772045 PAAllegheny[No locality description provided]1997 05030101 Upper Ohio 
1772031 PAAllegheny[No locality description provided]1997 05020005 Lower Monongahela 
1772046 PAAllegheny[No locality description provided]1997 05030101 Upper Ohio 
1772033 PAAllegheny[No locality description provided]2000 05010009 Lower Allegheny 
1771962 PAAllegheny[No locality description provided]2011 05010009 Lower Allegheny 
1760406 PAAllegheny[No locality description provided]2016 05010009 Lower Allegheny 
1772086 PAAllegheny[No locality description provided]2016 05030101 Upper Ohio 
1759374 PAAllegheny[No locality description provided]2016 05010009 Lower Allegheny 
158057 PAAlleghenyAllegheny River (R.M. 6.7) at Lock 2 [in Aspinwall, NE Pittsburgh]2000 05010009 Lower Alleghenyestablished
1332748 PAAlleghenyAllegheny River, R.M. 6.7 at Lock 2, in Aspinwall, NE Pittsburgh2000 05010009 Lower Alleghenyestablished
117140 PAAlleghenyMonongahela River (R.M. 11.2) at Lock & Dam #2 near Braddock1995 05020005 Lower Monongahelaestablished
117674 PAAlleghenyMonongahela River (R.M. 23.8) at Lock 3 near Elizabeth, PA1997 05020005 Lower Monongahelaestablished
1332775 PAAlleghenyMonongahela River, R.M. 11.2 at Lock and Dam #2 near Braddock, PA1995 05020005 Lower Monongahelaestablished
1332723 PAAlleghenyMonongahela River, R.M. 23.8 at Lock 3 near Elizabeth, PA1997 05020005 Lower Monongahelaestablished
117672 PAAlleghenyOhio River (R.M. 13.3) at Dashields L&D near Edgeworth, PA1997 05030101 Upper Ohioestablished
117673 PAAlleghenyOhio River (R.M. 13.3) at Dashields L&D near Edgeworth, PA1997 05030101 Upper Ohioestablished
117124 PAAlleghenyOhio River (R.M. 6.2) at Emsworth Lock and Dam in Emsworth (just a few miles west of Pittsburgh, PA)1994 05030101 Upper Ohioestablished
1724824 PAAlleghenyOhio River at river mile 10.3, [0.47 air miles NNE center] Coraopolis, [Ambridge Quad].2014 05030101 Upper Ohio 
541331 PAAlleghenyOhio River at RM 10, ORSANCO survey site OH010.0RDB2008 05030101 Upper Ohioestablished
541332 PAAlleghenyOhio River at RM 10.6, ORSANCO survey site OH010.6LDB2008 05030101 Upper Ohioestablished
541333 PAAlleghenyOhio River at RM 10.8, ORSANCO survey site OH010.8RDB2008 05030101 Upper Ohioestablished
541334 PAAlleghenyOhio River at RM 11.3, ORSANCO survey site OH011.3LDB2008 05030101 Upper Ohioestablished
541503 PAAlleghenyOhio River at RM 11.6, ORSANCO survey site OH011.6RDB2008 05030101 Upper Ohioestablished
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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [3/26/2025].

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.