| Specimen ID | 1732331 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | TX |
| County | Val Verde |
| Locality | Lake Amistad near Del Rio on the Rio Grande River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Devils |
| HUC8 Number | 13040302 |
| HUC10 Name | Evans Creek-Amistad Reservoir |
| HUC10 Number | 1304030204 |
| HUC12 Name | San Pedro Creek-Amistad Reservoir |
| HUC12 Number | 130403020404 |
| Map | |
| Collection Month | 2 |
| Collection Year | 2024 |
| Year Accuracy | Actual |
| Status | established |
| Comments | Texas Parks and Wildlife Department has designated the International Amistad Reservoir along the TX-Mexico Border as “infested” with reproducing zebra mussels. Low water revealed settled adult mussels in multiple locations after detections of veligers in June 2022. |
| Record Type | Personal communication |
| Verifier | Texas Parks and Wildlife Department |
| Year Class | adult |