Dreissena polymorpha
Dreissena polymorpha
(zebra mussel)
Mollusks-Bivalves
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

14 results for Dreissena polymorpha (zebra mussel)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
117438 LAJeffersonMississippi River (R.M. 100) at New Orleans, Louisiana1995 08090100 Lower Mississippi-New Orleansestablished
117437 LAJeffersonMississippi River (R.M. 100) at New Orleans, Louisiana1995 08090100 Lower Mississippi-New Orleansestablished
117436 LAJeffersonMississippi River (R.M. 100) at New Orleans, Louisiana1995 08090100 Lower Mississippi-New Orleansestablished
117460 LAJeffersonMississippi River (R.M. 104) at Entergy's Nine Mile Power Plant near New Orleans, Louisiana1996 08090100 Lower Mississippi-New Orleansestablished
117461 LAJeffersonMississippi River (R.M. 104) at Entergy's Nine Mile Power Plant near New Orleans, Louisiana1996 08090100 Lower Mississippi-New Orleansestablished
117319 LAJeffersonMississippi River (R.M. 104.1) at City of New Orleans Water Treatment Plant four intakes1995 08090100 Lower Mississippi-New Orleansestablished
117078 LAJeffersonMississippi River (R.M. 105) at Jefferson Parrish Waterworks across from New Orleans.1993 08090100 Lower Mississippi-New Orleansestablished
117318 LAJeffersonMississippi River (R.M. 105) at Jefferson Parrish Waterworks in New Orleans1994 08090100 Lower Mississippi-New Orleansestablished
116720 LAJeffersonMississippi River (R.M. 105) near New Orleans at E. Jefferson water intake1993 08090100 Lower Mississippi-New Orleansestablished
117317 LAJeffersonMississippi River (R.M. 96.7) in 2 intake pipes at Gretna Water Treatment Plant, Gretna, LA1995 08090100 Lower Mississippi-New Orleansestablished
116722 LAOrleansMississippi River (R.M. 98.3) at Harvey Canal Lock in New Orleans1993 08090100 Lower Mississippi-New Orleansestablished
117121 LAPlaqueminesMississippi River (R.M. 10) at the mouth near Venice, LA1994 08090100 Lower Mississippi-New Orleansestablished
261247 LAPlaqueminesMississippi River (R.M. 56) below Bell Chasse [Harlem]1993 08090100 Lower Mississippi-New Orleanscollected
117459 LASt. CharlesMississippi River (R.M. 127) near Hahnville, Louisiana1996 08090100 Lower Mississippi-New Orleansestablished

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/4/2025].

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