|
Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
268756
| MA | | Merrimack River drainage | 1986 |
01070002
| Winnipesaukee River | established |
613355
| MA | Essex | Haverhill; Merrimack River around Stanley Island. | 1979 |
01070006
| Merrimack River | established |
873633
| MA | Essex | Kenoza at sampling station C | 1991 |
01070006
| Merrimack River | established |
873550
| MA | Essex | Kenoza at sampling station G | 1991 |
01070006
| Merrimack River | established |
34979
| MA | Essex | Merrimack River around Stanley Island, Haverhill | 1979 |
01070006
| Merrimack River | established |
35014
| MA | Essex | Shawsheen River at Rt. 93, Tewksbury | 1980 |
01070006
| Merrimack River | established |
613356
| MA | Essex | Tewksbury; Shawsheen River at Rt. 93. | 1980 |
01070006
| Merrimack River | established |
1678291
| MA | Middlesex | [No locality description provided] | 2013 |
01070005
| Concord River | |
1678292
| MA | Middlesex | [No locality description provided] | 2013 |
01070005
| Concord River | |
1672308
| MA | Middlesex | [No locality description provided] | 2017 |
01070005
| Concord River | |
1678324
| MA | Middlesex | [No locality description provided] | 2019 |
01070005
| Concord River | |
1672950
| MA | Middlesex | [No locality description provided] | 2019 |
01070005
| Concord River | |
1673645
| MA | Middlesex | [No locality description provided] | 2020 |
01070006
| Merrimack River | |
1674725
| MA | Middlesex | [No locality description provided] | 2020 |
01070005
| Concord River | |
1674837
| MA | Middlesex | [No locality description provided] | 2020 |
01070005
| Concord River | |
1674746
| MA | Middlesex | [No locality description provided] | 2020 |
01070005
| Concord River | |
1674690
| MA | Middlesex | [No locality description provided] | 2020 |
01070005
| Concord River | |
613367
| MA | Middlesex | Harbor Pond, Townsend | 1996 |
01070004
| Nashua River | established |
613368
| MA | Middlesex | Lake Williams, Marlborough | 1993 |
01070005
| Concord River | established |
35020
| MA | Middlesex | Lake Williams, Marlborough | 1993 |
01070005
| Concord River | established |
34949
| MA | Middlesex | Long Pond, Tewksbury | 1961 |
01070006
| Merrimack River | established |
613365
| MA | Middlesex | Long Pond, Tewksbury | 1961 |
01070006
| Merrimack River | established |
34965
| MA | Middlesex | Shawsheen River at Strongwater Creek | 1962 |
01070006
| Merrimack River | established |
613366
| MA | Middlesex | Shawsheen River at Strongwater Creek. [VERBATIM DEPTH:to 4'] | 1962 |
01070006
| Merrimack River | established |
873549
| MA | Middlesex | Williams Lake at sampling station F2T | 1993 |
01070005
| Concord River | established |
|