Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1418624
| VA | Alexandria city | Potomac River at mouth of Hunting Creek, 0.25 mi NW | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1418714
| VA | Alexandria city | Potomac River, below Alexandria | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1410141
| VA | Arlington | mouth of Four Mile Run, 2.5 miles north of Alexandria | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1418680
| VA | Fairfax | Fort Hunt wharf, Potomac River. | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1418718
| VA | Fairfax | Mount Vernon; Little Hunting Creek | 1945 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1418673
| VA | Fairfax | Mouth of Hunting Creek, 3/4 mile NW. New Alexandria. | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
1418700
| VA | Fairfax | Potomac River, near Mt. Vernon | 1936 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |
234288
| VA | Fairfax | Potomac River, S of Alexandria | 1938 |
02070010
| Middle Potomac-Anacostia-Occoquan | eradicated |