| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1654190 | PA | Erie | 1000 Waterfront Dr, Pittsburgh, PA, US | 2015 | 04120101 | Chautauqua-Conneaut | established |
| 1654216 | PA | Erie | Erie County, PA, USA | 2016 | 04120101 | Chautauqua-Conneaut | established |
| 1654241 | PA | Erie | 8868 State Rd, Girard township, PA, US | 2017 | 04120101 | Chautauqua-Conneaut | established |
| 1701769 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1844149 | PA | Erie | [No locality description provided] | 2021 | 04120101 | Chautauqua-Conneaut | |
| 1844273 | PA | Erie | [No locality description provided] | 2021 | 04120101 | Chautauqua-Conneaut | |
| 1848378 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1849489 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1849490 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1849492 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1849493 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1850117 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1856130 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1856131 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
| 1856132 | PA | Erie | [No locality description provided] | 2022 | 04120101 | Chautauqua-Conneaut | |
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: 12/18/2025