| Specimen ID | 1426999 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | WI |
| County | Jefferson |
| Locality | Oconomowoc River - Upper Oconomowoc Lake to Oconomowoc Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Rock |
| HUC8 Number | 07090001 |
| HUC10 Name | Oconomowoc River |
| HUC10 Number | 0709000105 |
| HUC12 Name | Oconomowoc River |
| HUC12 Number | 070900010504 |
| Map | |
| Collection Day | 1 |
| Collection Month | 1 |
| Collection Year | 1999 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 27924 |
| Author: | Wisconsin Department of Natural Resources (WI DNR). |
| Date: | 2017 |
| Title: | Lakes and rivers with invasives species |
| Publisher: | Wisconsin Department of Natural Resources |
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| Comments | Wisconsin DNR |
| Record Type | Literature |
| Verifier | Wisconsin DNR |
| Freshwater/Marine | Freshwater |
