| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
1887320
| MA | Middlesex | [No locality description provided] | 2022 |
01070004
| Nashua River | |
|
1743088
| MA | Worcester | [No locality description provided] | 2019 |
01070004
| Nashua River | |
|
1747044
| MA | Worcester | [No locality description provided] | 2021 |
01070004
| Nashua River | |
|
1747045
| MA | Worcester | [No locality description provided] | 2021 |
01070004
| Nashua River | |
|
1749938
| MA | Worcester | [No locality description provided] | 2023 |
01070004
| Nashua River | |
|
1409902
| MA | Worcester | Bare Hill Pond Town Beach | 2005 |
01070004
| Nashua River | unknown |
|
237934
| MA | Worcester | Bare Hill Pond, near the town of Harvard | 2005 |
01070004
| Nashua River | established |
|
235179
| MA | Worcester | Fort Devans, Cranberry Brook ca 0.1 mi W of Trailfire Rd in Impact Area, Lancaster | 1991 |
01070004
| Nashua River | collected |
|
1409859
| MA | Worcester | The location is at Bare Hill Pond, in Harvard, MA. (The online form didn't list Harvard, so I listed the nearest town, Ayer.) | 2005 |
01070004
| Nashua River | unknown |
|
1659965
| MA | Worcester | Worcester County | 1982 |
01070004
| Nashua River | unknown |