| Specimen ID | 1886461 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | PA |
| County | Allegheny |
| Locality | Allegheny River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Allegheny |
| HUC8 Number | 05010009 |
| HUC10 Name | Allegheny River |
| HUC10 Number | 0501000903 |
| HUC12 Name | Sandy Creek-Allegheny River |
| HUC12 Number | 050100090308 |
| Map | |
| Collection Day | 2 |
| Collection Month | 9 |
| Collection Year | 2025 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | hitch hiker on small watercraft |
| Record Type | NAS sighting report |
| Verifier | Wesley Daniel (USGS) |
| Freshwater/Marine | Freshwater |
| Number Collected | 5 |
| Photo | |
