| Specimen ID | 291585 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | rostriformis |
| Subspecies | bugensis |
| Common Name | quagga mussel |
| State | AZ |
| County | Coconino |
| Locality | Lake Powell, near Glen Canyon Dam |
| HUC8 Name | Lower Lake Powell |
| HUC8 Number | 14070006 |
| Map | |
| Collection Day | 21 |
| Collection Month | 9 |
| Collection Year | 2012 |
| Year Accuracy | Actual |
| Pathway | shipping ballast water |
| Status | unknown |
| Comments | Detected with microscopy. The first sign of a quagga mussel at Lake Powell showed up in a water sample in 2007. |
| Record Type | Personal communication |
| Fresh Marine Intro | Freshwater |
| Number Collected | 1 |
| Year Class | veligers |