| Specimen ID | 1724598 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | rostriformis |
| Subspecies | bugensis |
| Common Name | quagga mussel |
| State | CA |
| County | Ventura |
| Locality | Freeman Diversion Facility, near Santa Clara River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Santa Clara |
| HUC8 Number | 18070102 |
| HUC10 Name | Lower Santa Clara River |
| HUC10 Number | 1807010209 |
| HUC12 Name | Harmon Canyon-Santa Clara River |
| HUC12 Number | 180701020904 |
| Map | |
| Collection Day | 9 |
| Collection Month | 11 |
| Collection Year | 2023 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | dispersed current |
| Comments | First report of quagga mussels inside the Freeman Water Diversion Facility. |
| Record Type | NAS sighting report |
| Earliest Record | locale |
| Verifier | United Water Conservation District, CA Department of Fish and Wildlife |
| Number Collected | 150 |
| Year Class | adult, juv |
| Photo | |
