Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
268731
| CT | | Housatonic River drainage | 1986 |
01100005
| Housatonic | established |
1674458
| CT | Fairfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675326
| CT | Fairfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675334
| CT | Fairfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675335
| CT | Fairfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675631
| CT | Fairfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1672508
| CT | Litchfield | [No locality description provided] | 2019 |
01100005
| Housatonic | |
1676578
| CT | Litchfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675327
| CT | Litchfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675328
| CT | Litchfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
1675329
| CT | Litchfield | [No locality description provided] | 2020 |
01100005
| Housatonic | |
30907
| CT | Litchfield | Bantam Lake | 1940 |
01100005
| Housatonic | established |
785635
| CT | Litchfield | Carse Brook between route 7 and mouth | 2007 |
01100005
| Housatonic | established |
1678478
| CT | New Haven | [No locality description provided] | 2019 |
01100005
| Housatonic | |
1674738
| CT | New Haven | [No locality description provided] | 2020 |
01100005
| Housatonic | |
30882
| CT | NewHaven/Fairfield | Housatonic River | 1844 |
01100005
| Housatonic | established |
294592
| MA | Berkshire | Goose Pond | 1998 |
01100005
| Housatonic | established |
294520
| MA | Berkshire | Lake Ashmere near Hinsdale | 1998 |
01100005
| Housatonic | established |
294634
| MA | Berkshire | Lake Buel | 1998 |
01100005
| Housatonic | established |
294639
| MA | Berkshire | Lake Garfield, Monterey | 1998 |
01100005
| Housatonic | established |