Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1737787
| MA | Franklin | [No locality description provided; coordinates obscured by collector] | 2020 |
01080201
| Ashuelot River-Connecticut River | |
163823
| MA | Franklin | Silvio O. Conte National Fish and Wildlife Refuge | 2005 |
01080201
| Ashuelot River-Connecticut River | established |
156446
| MA | Franklin | Turner Falls, Montague | 1971 |
01080201
| Ashuelot River-Connecticut River | collected |
108
| MA | Hampshire | Brook near the Amherst College campus | 1993 |
01080201
| Ashuelot River-Connecticut River | established |
156447
| MA | Hampshire | Connecticut River, Northampton | 1988 |
01080201
| Ashuelot River-Connecticut River | collected |