Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
874751
| MA | Essex | Kenoza at sampling station A | 1991 |
01070006
| Merrimack River | established |
874570
| MA | Essex | Kenoza at sampling station A | 1991 |
01070006
| Merrimack River | established |
874421
| MA | Essex | Kenoza at sampling station C | 1991 |
01070006
| Merrimack River | established |
874585
| MA | Essex | Kenoza at sampling station C | 1991 |
01070006
| Merrimack River | established |
874597
| MA | Essex | Kenoza at sampling station F | 1991 |
01070006
| Merrimack River | established |
874696
| MA | Essex | Kenoza at sampling station G | 1991 |
01070006
| Merrimack River | established |
874770
| MA | Essex | Kenoza at sampling station G | 1991 |
01070006
| Merrimack River | established |
874400
| MA | Essex | Kenoza at sampling station H | 1991 |
01070006
| Merrimack River | established |
874407
| MA | Essex | Kenoza at sampling station H | 1991 |
01070006
| Merrimack River | established |
874715
| MA | Essex | Kenoza at sampling station K | 1991 |
01070006
| Merrimack River | established |
874363
| MA | Essex | Kenoza at sampling station M | 1991 |
01070006
| Merrimack River | established |