| Specimen ID | 1322466 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | IL |
| County | Winnebago |
| Locality | Lake Pierce [Rock Cut State Park] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Rock |
| HUC8 Number | 07090005 |
| HUC10 Name | Keith Creek-Rock River |
| HUC10 Number | 0709000501 |
| HUC12 Name | Willow Creek |
| HUC12 Number | 070900050105 |
| Map | |
| Collection Day | 7 |
| Collection Month | 8 |
| Collection Year | 2016 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed |
| Status | established |
| Comments | Snagged on lure while fishing. |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Photo | |
