Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1670542
| MD | Carroll | private pond at Carroll Warehime Rd | 2021 |
02060003
| Gunpowder-Patapsco | established |
1670537
| MD | Carroll | private pond at Carroll Warehime Rd | 2021 |
02060003
| Gunpowder-Patapsco | established |
1676717
| MD | Prince George's | [No locality description provided] | 2021 |
02070010
| Middle Potomac-Anacostia-Occoquan | |
1698631
| MD | Queen Anne's | [No locality description provided] | 2021 |
02060005
| Choptank | |
1708504
| MD | Queen Anne's | [No locality description provided] | 2021 |
02060005
| Choptank | |
1698993
| MD | Worcester | [No locality description provided] | 2021 |
02040303
| Chincoteague | |