Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
877648
| CT | New London | Fishers Island Sound at Bluff Point | 2015 |
01100003
| Thames | established |
1711939
| ME | Hancock | Seal Harbor beach, Mount Desert Island, Maine | 2015 |
01050002
| Maine Coastal | |
1711940
| ME | Hancock | Seal Harbor beach, Mount Desert Island, Maine | 2015 |
01050002
| Maine Coastal | |
1725417
| NL | | North Harbour within Placentia Bay, Newfoundland | 2015 |
| | |
877644
| NS | | beach of the Gulf Shore, Nova Scotia | 2015 |
32003700
| Gulf of St. Lawrence - Eastern Scotian Shelf | established |
886049
| NY | Suffolk | Atlantic Ocean off Westhampton Beach of Long Island | 2015 |
02030202
| Southern Long Island | established |