| Specimen ID | 117265 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| Country | Canada |
| State | ON |
| Locality | Lake Ontario, Coast Guard buoy MV4 at Oshawa Harbour |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lake Ontario |
| HUC8 Number | 04280002 |
| HUC10 Name | Lake Ontario |
| HUC10 Number | 0428000202 |
| HUC12 Name | Lake Ontario |
| HUC12 Number | 042800020200 |
| Map | |
| Collection Month | 12 |
| Collection Year | 1993 |
| Year Accuracy | Actual |
| Potential Pathway | shipping |
| Status | established |
| Comments | Wormington, A.,C.A. Timmins, H. Johnston, and R.M. Dermott. 1995. Distribution of zebra mussels on Canadian navigation buoys on the Great Lakes, December 1993. Canadian Manuscript Report of Fisheries and Aquatic Sciences No. 2281 |
| Record Type | Personal communication |
| Verifier | biologists from Fisheries and Oceans Canada, Burli |
| Freshwater/Marine | Freshwater |
| Number Collected | 20 |
| Year Class | adu/juv |
| Size | 2-10 mm X=5.6 mm |
