Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
229916
| MA | Essex | Great Wenham Swamp, Ipswich River Wildlife Sanctuary, town of Wenham | 1990 |
01090001
| Charles | unknown |
235124
| MA | Essex | Ipswich River Wildlife Sanctuary, Topsfield | 1999 |
01090001
| Charles | unknown |
229918
| MA | Essex | Mile Brook Swamp, downstream of swamp population, in the stream channel,Ipswich River Wildlife Sanctuary, Topsfield | 1994 |
01090001
| Charles | unknown |
229917
| MA | Essex | Mile Brook Swamp, Ipswich River Wildlife Sanctuary, Topsfield | 1990 |
01090001
| Charles | unknown |