| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1562120 | MI | Macomb | [No locality description provided] | 2014 | 04090002 | Lake St. Clair | established |
| 1562128 | MI | Macomb | [No locality description provided] | 2014 | 04090002 | Lake St. Clair | established |
| 1562022 | MI | St. Clair | [No locality description provided] | 2014 | 04090002 | Lake St. Clair | established |
| 1562100 | MI | Macomb | [No locality description provided] | 2014 | 04090002 | Lake St. Clair | established |
| 1873274 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873163 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873304 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873167 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873388 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873179 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873221 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873222 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873301 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873255 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873365 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873324 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873287 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873338 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873335 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873341 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873363 | MI | Macomb | Lake St. Clair | 2023 | 04090002 | Lake St. Clair | |
| 1873821 | MI | Macomb | Lake St. Clair | 2024 | 04090002 | Lake St. Clair | |
| 1873822 | MI | Macomb | Lake St. Clair | 2024 | 04090002 | Lake St. Clair | |
| 1873820 | MI | Macomb | Lake St. Clair | 2024 | 04090002 | Lake St. Clair | |
| 1873848 | MI | Macomb | Lake St. Clair | 2024 | 04090002 | Lake St. Clair | |
| 1890270 | MI | St. Clair | [No locality description provided] | 2025 | 04090002 | Lake St. Clair | |
| 1890716 | MI | St. Clair | [No locality description provided] | 2025 | 04090002 | Lake St. Clair | |
Citation for this information:
U.S. Geological Survey, 2025,
Potamogeton crispus: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/19/2025