| Specimen ID | 1703744 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | PA |
| County | Union |
| Locality | Penns Creek, Laurelton Park |
| Mapping Accuracy | Accurate |
| HUC8 Name | Lower Susquehanna-Penns |
| HUC8 Number | 02050301 |
| HUC10 Name | Penns Creek |
| HUC10 Number | 0205030104 |
| HUC12 Name | Middle Penns Creek |
| HUC12 Number | 020503010405 |
| Map
NAS ARM
| |
| Collection Day | 22 |
| Collection Month | 7 |
| Collection Year | 2022 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed current |
| Comments | Penn’s Creek, Laurelton Park |
| Record Type | NAS sighting report |
| Verifier | Wesley Daniel (USGS) |
| Freshwater/Marine | Freshwater |
