Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
277138
| MD | Allegany | Collier Run. | 1996 |
02070002
| North Branch Potomac | established |
277133
| MD | Allegany | Evitts Creek. | 1996 |
02070002
| North Branch Potomac | established |
277137
| MD | Allegany | Evitts Creek. | 2003 |
02070002
| North Branch Potomac | established |
277135
| MD | Allegany | Evitts Creek. | 2004 |
02070002
| North Branch Potomac | established |
277132
| MD | Allegany | Evitts Creek. | 2007 |
02070002
| North Branch Potomac | established |
277104
| MD | Allegany | Jennings Run | 2004 |
02070002
| North Branch Potomac | established |
277147
| MD | Allegany | Mill Run. | 2004 |
02070002
| North Branch Potomac | established |
276819
| MD | Allegany | North Branch Potomac River, upstream of Willis Creek in Cumberland. | 1983 |
02070002
| North Branch Potomac | established |
277146
| MD | Allegany | Seven Springs Run. | 2003 |
02070002
| North Branch Potomac | established |
277145
| MD | Allegany | Trading Run. | 1996 |
02070002
| North Branch Potomac | established |
277128
| MD | Allegany | Wills Creek. | 2004 |
02070002
| North Branch Potomac | established |
617012
| PA | Bedford | Evitts Creek (PFBC site #3770) | 1999 |
02070002
| North Branch Potomac | established |
617013
| PA | Bedford | Gladdens Run (PFBC site #2354) | 1981 |
02070002
| North Branch Potomac | established |
617014
| PA | Bedford | Gladdens Run (PFBC site #2355) | 1981 |
02070002
| North Branch Potomac | established |
617028
| PA | Bedford | Little Wills Creek (PFBC site #2387) | 1981 |
02070002
| North Branch Potomac | established |
617029
| PA | Bedford | Little Wills Creek (PFBC site #2388) | 1981 |
02070002
| North Branch Potomac | established |
617038
| PA | Bedford | Wills Creek (PFBC site #2331) | 1981 |
02070002
| North Branch Potomac | established |
617041
| PA | Bedford | Wills Creek (PFBC site #2332) | 1981 |
02070002
| North Branch Potomac | established |
617039
| PA | Bedford | Wills Creek (PFBC site #3766) | 1999 |
02070002
| North Branch Potomac | established |
617040
| PA | Bedford | Wills Creek (PFBC site #3769) | 1999 |
02070002
| North Branch Potomac | established |
617042
| PA | Somerset | Wills Creek (PFBC site #2333) | 1981 |
02070002
| North Branch Potomac | established |