Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
268696
| CT | | Connecticut River drainage | 1986 |
01080205
| Outlet Connecticut River | established |
31021
| CT | Middlesex-Hartford | Connecticut River | 1960 |
01080205
| Outlet Connecticut River | established |
874790
| CT | Tolland | Holbrook Pond at sampling station F8G | 1994 |
01080205
| Outlet Connecticut River | established |
34910
| MA | | Connecticut River | 1992 |
01080201
| Ashuelot River-Connecticut River | established |
164092
| MA | Franklin | Silvio O. Conte National Fish and Wildlife Refuge | 2005 |
01080201
| Ashuelot River-Connecticut River | established |
748370
| MA | Hampden | Holyoke Power canals tributary to Connecticut River | 1979 |
01080201
| Ashuelot River-Connecticut River | established |
748399
| MA | Hampshire | Connecticut River, Hatfield. | 1978 |
01080201
| Ashuelot River-Connecticut River | established |