| Specimen ID | 1613631 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | MN |
| County | Douglas |
| Locality | Lake Oscar |
| Mapping Accuracy | Accurate |
| HUC8 Name | Chippewa |
| HUC8 Number | 07020005 |
| HUC10 Name | Headwaters Chippewa River |
| HUC10 Number | 0702000501 |
| HUC12 Name | Lake Oscar |
| HUC12 Number | 070200050106 |
| Map | |
| Collection Day | 23 |
| Collection Month | 7 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed |
| Status | established |
| Reference 1 |
| Ref. Number: | 33461 |
| Author: | Minnesota Department of Natural Resources. |
| Date: | 2019 |
| Title: | Zebra mussels confirmed in Lake Oscar in Douglas County. |
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| Comments | First reported by a homeowner. Found in four locations in the lake. |
| Record Type | Literature |
| Verifier | Minnesota Dept. of Natural Resources |
| Freshwater/Marine | Freshwater |
| Number Collected | 78 |
