Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
155458
| RI | Kent | Lake Mishnock | 1995 |
01090004
| Narragansett | established |
168422
| RI | Kent | Lake Mishnock | 2003 |
01090004
| Narragansett | unknown |
236014
| RI | Providence | Peep Toad Pond, near Scituate, near Rte. 12 | 2003 |
01090004
| Narragansett | unknown |
156517
| RI | Providence | pond near Foster | 1999 |
01090004
| Narragansett | unknown |
156518
| RI | Providence | quarry near Lincoln & Rt. 246 [Location approximate, hand plotted] | 1999 |
01090004
| Narragansett | unknown |
236015
| RI | Providence | Slacks Reservoir, near Smithfield, near Rt. 44 | 2003 |
01090004
| Narragansett | unknown |
155460
| RI | Providence | Sprague Lower Reservoir | 2002 |
01090004
| Narragansett | established |
235964
| RI | Providence | Sprague Lower Reservoir | 2003 |
01090004
| Narragansett | unknown |
156520
| RI | Providence | Waterman Reservoir | 1999 |
01090004
| Narragansett | unknown |
1738880
| RI | Washington | [No locality description provided; coordinates obscured by collector] | 2023 |
01090004
| Narragansett | |
156519
| RI | Washington | quarry near Westerly [Location approximate, hand plotted] | 1999 |
01100007
| Pawcatuck River | unknown |