| Specimen ID | 1613735 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | TX |
| County | Burnet |
| Locality | Colorado River, in Lake Lyndon B. Johnson at Wirtz Dam |
| Mapping Accuracy | Accurate |
| HUC8 Name | Austin-Travis Lakes |
| HUC8 Number | 12090205 |
| HUC10 Name | Lake Marble Falls-Lake Travis |
| HUC10 Number | 1209020501 |
| HUC12 Name | Lake Marble Falls |
| HUC12 Number | 120902050103 |
| Map
NAS ARM
| |
| Collection Day | 29 |
| Collection Month | 7 |
| Collection Year | 2019 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed |
| Status | established |
| Record Type | Personal communication |
| Verifier | Texas Parks and Wildlife Department |
| Freshwater/Marine | Freshwater |
| Year Class | adult, juvenile, veliger |
