Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1730360
| MD | Cecil | [No locality description provided] | 2022 |
02060002
| Chester-Sassafras | |
1655035
| MD | Cecil | Atlantic Ocean, North East, MD, US | 2020 |
02060002
| Chester-Sassafras | established |
1409943
| MD | Cecil | Elk River, just north of Welch Point and Back Creek | 2015 |
02060002
| Chester-Sassafras | established |
1409969
| MD | Cecil | Elk River, just north of Welch Point and Back Creek | 2015 |
02060002
| Chester-Sassafras | established |
230959
| MD | Cecil | Northeast River, near Charlestown; Elk River | 1992 |
02060002
| Chester-Sassafras | established |
234297
| MD | Kent | Betterton, mouth of Sassafras River | 1962 |
02060002
| Chester-Sassafras | established |
1320974
| MD | Kent | Chesapeake Bay at Andelot Farm Andelot Farm near Worton | 2014 |
02060002
| Chester-Sassafras | established |
234296
| MD | Kent | Delario Bay, Worton Creek Spit | 1965 |
02060002
| Chester-Sassafras | established |
1695183
| MD | Queen Anne's | CBEC, Eastern Bay | 2019 |
02060002
| Chester-Sassafras | unknown |
1428105
| MD | Queen Anne's | Marshy Creek, Eastern Bay | 2017 |
02060002
| Chester-Sassafras | established |
1428110
| MD | Queen Anne's | Marshy Creek, Eastern Bay | 2017 |
02060002
| Chester-Sassafras | established |
1428117
| MD | Queen Anne's | Marshy Creek, Eastern Bay | 2017 |
02060002
| Chester-Sassafras | established |
1428098
| MD | Queen Anne's | Marshy Creek, Eastern Bay | 2017 |
02060002
| Chester-Sassafras | established |
234315
| MD | Talbot | Lowes Point, salt marsh, 10 mi W of St. Michaels | 1972 |
02060002
| Chester-Sassafras | established |