Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1700720
| MD | Washington | [No locality description provided] | 2022 |
02070004
| Conococheague-Opequon | |
1701715
| MD | Washington | [No locality description provided] | 2022 |
02070004
| Conococheague-Opequon | |
1695199
| MD | Washington | Blairs Valley Lake | 2020 |
02070004
| Conococheague-Opequon | unknown |
1409980
| MD | Washington | Blairs Valley Lake WMA | 2016 |
02070004
| Conococheague-Opequon | established |
892663
| MD | Washington | Blairs Valley Lake, at the boat ramp and throughout | 2015 |
02070004
| Conococheague-Opequon | established |
892664
| MD | Washington | Blairs Valley Lake, at the boat ramp and throughout | 2015 |
02070004
| Conococheague-Opequon | established |
1320963
| MD | Washington | Reservoir on Conococheague Run | 2014 |
02070004
| Conococheague-Opequon | established |