Specimen Information

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

Specimen ID117134
GroupMollusks-Bivalves
GenusDreissena
Speciespolymorpha
Common Namezebra mussel
StateMN
CountyWinona
LocalityMississippi River, at Lock and Dam #7 near La Crescent, MN
Mapping AccuracyAccurate
HUC8 NameLa Crosse-Pine
HUC8 Number07040006
HUC10 NameHalfway Creek-Mississippi River
HUC10 Number0704000601
HUC12 NameLake Onalaska-Mississippi River
HUC12 Number070400060103
Map
+
Collection Day23
Collection Month8
Collection Year1994
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
CommentsDensity of adults was 35.06/sq. m. This record from Zebra Mussel Monitoring 1994 by Tim Yager. U.S. Army Corps of Engineers, St. Paul, Minnesota.
Record TypePersonal communication
VerifierU.S. Army Corps of Engineers biologists
Freshwater/MarineFreshwater
Number Collected561
Year Classadult
Size> 5 mm


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. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/26/2021].

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