Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
158738
| CT | | Connecticut Coastal (HUC6) non-specific | 1980 |
01100000
| Connecticut Coastal | established |
239149
| CT | | Connecticut River | 1995 |
01080205
| Outlet Connecticut River | established |
268664
| CT | | Housatonic River drainage | 1986 |
01100005
| Housatonic | established |
268665
| CT | | Thames drainage | 1986 |
01100003
| Thames | established |
158740
| CT | | Connecticut River, lower | 1980 |
01080205
| Outlet Connecticut River | established |
30872
| CT | | state non-specific | 1985 |
01000000
| New England Region | established |
30915
| CT | | state non-specific | 1992 |
01000000
| New England Region | established |
30903
| CT | Fairfield | Candlewood Lake | 1940 |
01100005
| Housatonic | established |
874797
| CT | Fairfield | Hemlock Reservoir at sampling station F7T | 1994 |
01100006
| Saugatuck | established |
30902
| CT | Fairfield | Lake Housatonic, Derby | 1940 |
01100005
| Housatonic | established |
1671006
| CT | Hartford | [No locality description provided] | 2016 |
01080205
| Outlet Connecticut River | |
30892
| CT | Middlesex | Lake Zoar (=Zoar Pond) | 1940 |
01080205
| Outlet Connecticut River | established |
30877
| CT | Middlesex/Hartford | Connecticut River | 1940 |
01080205
| Outlet Connecticut River | established |
1673333
| CT | New Haven | [No locality description provided] | 2019 |
01100004
| Quinnipiac | |
30901
| CT | NewHaven/Fairfield | Housatonic River | 1940 |
01100005
| Housatonic | established |