Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
646161
| TX | Calhoun | Cox Creek, at SH 35 | 2000 |
12100401
| East Matagorda Bay | established |
52096
| TX | Matagorda | Wilson Creek, SR 35 bridge, 3.2 km W of Markham | 1985 |
12100401
| East Matagorda Bay | established |
630284
| TX | San Patricio | Jim Naismith Reservoir | 2006 |
12100405
| Aransas Bay | unknown |
1243814
| TX | Victoria | Garcitas Creek, Highway 59, [point estimated 8.3 air] km NE [center] of Telferner, [Inez Quad]. | 1998 |
12100402
| West Matagorda Bay | established |
1409197
| TX | Victoria | Guadalupe River, about 1/2 mile below plant outflow, and about 150 ft below intersection of Stubblefield Rd with river, west of Bloomington | 2003 |
12100403
| East San Antonio Bay | established |