| Specimen ID | 239157 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | bugensis |
| Common Name | quagga mussel |
| State | CA |
| County | San Diego |
| Locality | Dixon Reservoir [north side of Escondido] |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Luis Rey-Escondido |
| HUC8 Number | 18070303 |
| HUC10 Name | Escondido Creek |
| HUC10 Number | 1807030304 |
| HUC12 Name | Upper Escondido Creek |
| HUC12 Number | 180703030401 |
| Map | |
| Collection Month | 8 |
| Collection Year | 2007 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Year Class | adults |
