| Specimen ID | 624121 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | TX |
| County | Collin |
| Locality | East Fork Trinity River, at Lavon Lake, southern end |
| Mapping Accuracy | Accurate |
| HUC8 Name | East Fork Trinity |
| HUC8 Number | 12030106 |
| HUC10 Name | East Fork Trinity River-Levon Lake |
| HUC10 Number | 1203010602 |
| HUC12 Name | White Rock Creek-Levon Lake |
| HUC12 Number | 120301060208 |
| Map | |
| Collection Day | 4 |
| Collection Month | 11 |
| Collection Year | 2013 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed |
| Status | unknown |
| Comments | Only one veliger found, no adults to date. |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Year Class | veliger |
| Size | 142 microns |
