| Specimen ID | 269556 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | TX |
| County | Grayson |
| Locality | Lake Texoma [Red River], near outlet structure of the dam |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Texoma |
| HUC8 Number | 11130210 |
| HUC10 Name | Denison Dam-Red River |
| HUC10 Number | 1113021005 |
| HUC12 Name | Denison Dam-Red River |
| HUC12 Number | 111302100505 |
| Map | |
| Collection Day | 7 |
| Collection Month | 8 |
| Collection Year | 2009 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
