Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1403716
| | | Aransas (HUC8) non-specific | 1980 |
12100407
| Aransas | established |
1405224
| TX | Calhoun | canal below Green Lake, parallel to TX 35 | 2011 |
12100403
| East San Antonio Bay | established |
1405239
| TX | Matagorda | Canal crossing road on Mad Island Marsh Preserve | 2011 |
12100401
| East Matagorda Bay | established |
1405240
| TX | Matagorda | water control device on slough, Mad Island Preserve | 2011 |
12100401
| East Matagorda Bay | established |