| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 213375 | OH | | Lake Erie | 1983 | 04260000 | Lake Erie | established |
| 232548 | OH | Erie | Cedar Point (fish hatchery at Sandusky is nearby) | 1910 | 04260000 | Lake Erie | established |
| 234081 | OH | Ottawa | Lake Erie, Perry's Victory and International Peace Memorial at Put-in-Bay, South Bass Island | 1974 | 04260000 | Lake Erie | established |
| 244251 | OH | Ottawa | Ottawa County | 2008 | 04260000 | Lake Erie | established |
| 1560787 | OH | Ottawa | [No locality description provided] | 2014 | 04260000 | Lake Erie | established |
| 1560789 | OH | Ottawa | [No locality description provided] | 2014 | 04260000 | Lake Erie | established |
| 1633532 | OH | Cuyahoga | [Lake Erie] | 2017 | 04260000 | Lake Erie | established |
| 1633488 | OH | Cuyahoga | [Lake Erie] | 2017 | 04260000 | Lake Erie | established |
| 1633490 | OH | Cuyahoga | [Lake Erie] | 2017 | 04260000 | Lake Erie | established |
| 1633701 | OH | Cuyahoga | [Lake Erie] | 2019 | 04260000 | Lake Erie | established |
| 1633702 | OH | Cuyahoga | [Lake Erie] | 2019 | 04260000 | Lake Erie | established |
| 1633703 | OH | Cuyahoga | [Lake Erie] | 2019 | 04260000 | Lake Erie | established |
| 1633704 | OH | Cuyahoga | [Lake Erie] | 2019 | 04260000 | Lake Erie | established |
| 1633542 | OH | Erie | [Lake Erie] | 2017 | 04260000 | Lake Erie | established |
| 1633631 | OH | Erie | [Lake Erie] | 2018 | 04260000 | Lake Erie | established |
| 1680136 | OH | Cuyahoga | Port of Cleveland | 2017 | 04260000 | Lake Erie | established |
| 1694230 | OH | Ottawa | Bay Point Preserve WRLC | 2020 | 04260000 | Lake Erie | unknown |
| 1694231 | OH | Ottawa | Pond near entrance of Bay Point | 2020 | 04260000 | Lake Erie | unknown |
| 1701645 | OH | Cuyahoga | [No locality description provided] | 2022 | 04260000 | Lake Erie | |
| 1713430 | OH | Erie | Wyandot nature preserve | 2022 | 04260000 | Lake Erie | |
| 1713387 | OH | Erie | Pipe Creek | 2022 | 04260000 | Lake Erie | |
| 1743236 | OH | Cuyahoga | [No locality description provided] | 2019 | 04260000 | Lake Erie | |
| 1743237 | OH | Cuyahoga | [No locality description provided] | 2019 | 04260000 | Lake Erie | |
| 1873584 | OH | Ashtabula | Ashtabula | 2022 | 04260000 | Lake Erie | |
| 1873603 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873604 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873605 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873602 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873585 | OH | Ashtabula | Ashtabula | 2022 | 04260000 | Lake Erie | |
| 1873598 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873599 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873600 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
| 1873601 | OH | Ashtabula | Conneaut | 2022 | 04260000 | Lake Erie | |
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: 12/18/2025