| Specimen ID | 270839 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | rostriformis |
| Subspecies | bugensis |
| Common Name | quagga mussel |
| State | NY |
| County | Yates |
| Locality | Keuka Lake |
| Mapping Accuracy | Accurate |
| HUC8 Name | Seneca |
| HUC8 Number | 04140201 |
| HUC10 Name | Keuka Lake |
| HUC10 Number | 0414020107 |
| HUC12 Name | East Branch Keuka Lake |
| HUC12 Number | 041402010705 |
| Map | |
| Collection Month | 7 |
| Collection Year | 2008 |
| Year Accuracy | Actual |
| Potential Pathway | shipping ballast water |
| Status | established |
| Comments | As of July 2010, 45% of all Dreissena collected in near shore areas are quaggas. |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |