| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
229374
| DE | New Castle | New Castle County Airport | 1984 |
02040205
| Brandywine-Christina | established |
|
232033
| DE | New Castle | Wilmington, fish pond | 1897 |
02040205
| Brandywine-Christina | established |
|
1751825
| DE | Sussex | [No locality description provided] | 2024 |
02040207
| Broadkill-Smyrna | |
|
1891620
| DE | Sussex | [No locality description provided] | 2025 |
02040207
| Broadkill-Smyrna | |
|
1468686
| DE | Sussex | [Silver Lake] near [train] station, Milford | 1908 |
02040207
| Broadkill-Smyrna | unknown |
|
229923
| DE | Sussex | Concord Pond, Concord | 1977 |
02080109
| Nanticoke | established |
|
229922
| DE | Sussex | Diamond Pond, Milton | 1981 |
02040207
| Broadkill-Smyrna | established |
|
232300
| DE | Sussex | Ingrams Pond | 1976 |
02040303
| Chincoteague | established |
|
1659940
| DE | Sussex | Milford | 1908 |
02040207
| Broadkill-Smyrna | unknown |
|
1669287
| DE | Sussex | Near Station. | 1908 |
02040207
| Broadkill-Smyrna | unknown |
|
229924
| DE | Sussex | Patricks Pond, Seaford | 1990 |
02080109
| Nanticoke | established |
|
1468687
| DE | Sussex | Red Mill Pond | 1966 |
02040207
| Broadkill-Smyrna | unknown |
|
232301
| DE | Sussex | Trap Pond | 1979 |
02080109
| Nanticoke | extirpated |