| Specimen ID | 1456448 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | rostriformis |
| Subspecies | bugensis |
| Common Name | quagga mussel |
| State | CA |
| County | Ventura |
| Locality | Piru Creek, lower |
| Mapping Accuracy | Accurate |
| HUC8 Name | Santa Clara |
| HUC8 Number | 18070102 |
| HUC10 Name | Lower Piru Creek |
| HUC10 Number | 1807010206 |
| HUC12 Name | Hosler Canyon-Piru Creek |
| HUC12 Number | 180701020604 |
| Map | |
| Collection Day | 3 |
| Collection Month | 1 |
| Collection Year | 2018 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed |
| Status | established |
| Comments | Adult quagga mussels detected on cobbles sampled in lower Piru Creek. |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |
