| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1402477 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402488 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402452 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402489 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402453 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402634 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402479 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402490 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402745 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402633 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402785 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402677 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402665 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402652 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402786 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402678 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402478 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2015 | 04260000 | Lake Erie | established |
| 1402651 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402666 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402653 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1402787 | MI | Monroe | LAKE ERIE, AT MAUMEE BAY | 2013 | 04260000 | Lake Erie | established |
| 1902833 | MI | Monroe | Lake Erie, at Maumee Bay, OH/MI | 2015 | 04260000 | Lake Erie | |
| 1912016 | MI | Monroe | Lake Erie, at Estral Beach, MI | 2021 | 04260000 | Lake Erie | |
| 1914531 | MI | Monroe | Lake Erie, at Maumee Bay, OH/MI | 2022 | 04260000 | Lake Erie | |
| 1914533 | MI | Monroe | Lake Erie, at Maumee Bay, OH/MI | 2022 | 04260000 | Lake Erie | |
| 1918359 | MI | Monroe | Lake Erie, at Maumee Bay, OH/MI | 2023 | 04260000 | Lake Erie | |
Citation for this information:
U.S. Geological Survey, 2026,
Osmerus mordax: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 6/4/2026