Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1320362
| MA | Berkshire | Gale Road Pond, Williamstown | 1985 |
02020003
| Hudson-Hoosic | unknown |
1320277
| MA | Berkshire | small beaver pond, Adams, on Mt. Greylock | 1995 |
02020003
| Hudson-Hoosic | unknown |
52449
| MA | Middlesex | Cambridge, MA (Charles River?) | 1974 |
01090001
| Charles | unknown |
157135
| MA | Middlesex | Charles River, opposite Harvard Stadium | 1917 |
01090001
| Charles | unknown |
52443
| MA | Suffolk | Charles River in Boston | 1913 |
32504000
| Gulf of Maine/Bay of Fundy | unknown |
52341
| MA | Suffolk | Charles River, 3 mi above a dam at Boston [Charles River Dam] | 1912 |
01090001
| Charles | unknown |
157146
| MA | Suffolk | Suffolk County | 1940 |
01090001
| Charles | unknown |