| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
31213
| DE | | Upper Chesapeake (HUC6) non-specific | 1981 |
02060000
| Upper Chesapeake | established |
|
31090
| DE | Kent | Garrison Lake | 1991 |
02040207
| Broadkill-Smyrna | unknown |
|
31087
| DE | New Castle | Appoquinimink River | 1991 |
02040205
| Brandywine-Christina | unknown |
|
31084
| DE | New Castle | Army Creek (near Dover?) | 1991 |
02040205
| Brandywine-Christina | unknown |
|
31082
| DE | New Castle | Augustine Creek | 1991 |
02040205
| Brandywine-Christina | established |
|
31089
| DE | New Castle | Becks Pond [Belltown Run, NE of Glasglow] | 1991 |
02040205
| Brandywine-Christina | unknown |
|
242614
| DE | New Castle | Blackbird Creek | 2007 |
02040205
| Brandywine-Christina | unknown |
|
31085
| DE | New Castle | Brandywine Creek | 1991 |
02040205
| Brandywine-Christina | unknown |
|
31086
| DE | New Castle | Chesapeake and Delaware Canal | 1991 |
02040205
| Brandywine-Christina | unknown |
|
557811
| DE | New Castle | Delaware Estuary at RM 78.83 | 1994 |
02040202
| Lower Delaware | unknown |
|
268658
| DE | New Castle | Delaware River | 1986 |
02040204
| Delaware Bay | unknown |