Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
31177
| DE | New Castle | Brandywine Creek below the first dam | 1974 |
02040205
| Brandywine-Christina | collected |
31176
| DE | New Castle | Brandywine Creek upstream of the first dam | 1974 |
02040205
| Brandywine-Christina | collected |
31178
| DE | New Castle | confluence of Brandywine Creek and Christina River | 1974 |
02040205
| Brandywine-Christina | collected |
31179
| DE | New Castle | Edge Moor Power Plant on the Delaware River at Wilmington | 1974 |
02040205
| Brandywine-Christina | collected |