| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 272418 | WI | Adams | Mason Lake (in part) | 2009 | 04030201 | Upper Fox | established |
| 1321005 | WI | Adams | Mason Lake | 2009 | 04030201 | Upper Fox | established |
| 1425555 | WI | Marquette | Buffalo Lake, Marquette, County | 2014 | 04030201 | Upper Fox | established |
| 1424764 | WI | Green Lake | Lake Puckaway | 2013 | 04030201 | Upper Fox | established |
| 1426174 | WI | Adams | Mason Lake | 2009 | 04030201 | Upper Fox | established |
| 1321006 | WI | Portage | Pickerel Lake, W of Waupaca | 2009 | 04030202 | Wolf | established |
| 1635321 | WI | Brown | Lower Green Bay | 2017 | 04190000 | Lake Michigan | established |
| 1873191 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873192 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873193 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873227 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873228 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873268 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
| 1873298 | WI | Brown | Green Bay | 2023 | 04030204 | Lower Fox | |
Citation for this information:
U.S. Geological Survey, 2025,
Najas minor: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/19/2025