| Specimen ID | 116202 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | WI |
| County | La Crosse |
| Locality | Mississippi River, near mile marker 695, approximately 2 miles south of LaCrosse, WI Pool 8 |
| Mapping Accuracy | Accurate |
| HUC8 Name | La Crosse-Pine |
| HUC8 Number | 07040006 |
| HUC10 Name | Pine Creek-Mississippi River |
| HUC10 Number | 0704000605 |
| HUC12 Name | City of La Crosse-Mississippi River |
| HUC12 Number | 070400060502 |
| Map | |
| Collection Day | 12 |
| Collection Month | 9 |
| Collection Year | 1991 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Verifier | Dr. David Stansburg, Ohio State Museum of Zoology |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Year Class | adult |
| Size | 11 mm |
