| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 116671 | WI | Douglas | Lake Superior, Superior-Interstate, Superior, WI | 1991 | 04010201 | St. Louis | established |
| 116672 | WI | Douglas | Lake Superior, Superior-Interstate, Superior, WI | 1991 | 04010201 | St. Louis | established |
| 116673 | WI | Douglas | Lake Superior, Superior-Interstate, Superior, WI | 1991 | 04010201 | St. Louis | established |
| 116674 | WI | Douglas | Lake Superior, Superior-Sooline, Superior, WI | 1991 | 04010201 | St. Louis | established |
| 116675 | WI | Douglas | Lake Superior, Superior Harbor, Superior | 1992 | 04010201 | St. Louis | established |
| 253703 | WI | Douglas | St. Louis River | 1989 | 04010201 | St. Louis | established |
| 156357 | WI | Douglas | St. Louis River estuary | 2001 | 04010201 | St. Louis | established |
| 253702 | WI | Douglas | Mud Lake | 1989 | 04010201 | St. Louis | established |
| 270417 | WI | Douglas | St. Louis River [Spirit Lake and above] | 1989 | 04010201 | St. Louis | established |
| 270418 | WI | Douglas | St. Louis River [Between Spirit Lake and Mud Lake] | 1989 | 04010201 | St. Louis | established |
| 270419 | WI | Douglas | St. Louis River [Below Mud Lake] | 1989 | 04010201 | St. Louis | established |
| 1422721 | WI | Douglas | St. Louis River - below Mud Lake | 1989 | 04010201 | St. Louis | established |
| 1422793 | WI | Douglas | St. Louis River - Spirit Lake and Above | 1989 | 04010201 | St. Louis | established |
| 1560483 | WI | Douglas | [No locality description provided] | 2013 | 04010201 | St. Louis | established |
| 1709533 | WI | Douglas | St. Louis River | 2018 | 04010201 | St. Louis | |
| 1709525 | WI | Douglas | St. Louis River | 2017 | 04010201 | St. Louis | |
| 1709527 | WI | Douglas | St. Louis River | 2017 | 04010201 | St. Louis | |
| 1709530 | WI | Douglas | St. Louis River | 2017 | 04010201 | St. Louis | |
| 1709535 | WI | Douglas | St. Louis River | 2018 | 04010201 | St. Louis | |
| 1709538 | WI | Douglas | St. Louis River | 2018 | 04010201 | St. Louis | |
| 1709516 | WI | Douglas | St. Louis River | 2016 | 04010201 | St. Louis | |
| 1709517 | WI | Douglas | St. Louis River | 2016 | 04010201 | St. Louis | |
| 1709520 | WI | Douglas | St. Louis River | 2016 | 04010201 | St. Louis | |
| 1709519 | WI | Douglas | St. Louis River | 2016 | 04010201 | St. Louis | |
| 1709545 | WI | Douglas | St. Louis River | 2019 | 04010201 | St. Louis | |
| 1709553 | WI | Douglas | St. Louis River | 2019 | 04010201 | St. Louis | |
| 1709547 | WI | Douglas | St. Louis River | 2019 | 04010201 | St. Louis | |
| 1709550 | WI | Douglas | St. Louis River | 2019 | 04010201 | St. Louis | |
| 1709557 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709558 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709559 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709572 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709578 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709580 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709581 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1709582 | WI | Douglas | St. Louis River | 2020 | 04010201 | St. Louis | |
| 1710143 | WI | Douglas | St. Louis River | 2015 | 04010201 | St. Louis | |
Citation for this information:
U.S. Geological Survey, 2025,
Dreissena polymorpha: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/17/2025