| Specimen ID | 1703715 |
| Group | Mollusks-Bivalves |
| Genus | Dreissena |
| Species | polymorpha |
| Common Name | zebra mussel |
| State | CT |
| County | New Haven |
| Locality | Lake Zoar |
| Mapping Accuracy | Accurate |
| HUC8 Name | Housatonic |
| HUC8 Number | 01100005 |
| HUC10 Name | Eightmile Brook-Housatonic River |
| HUC10 Number | 0110000510 |
| HUC12 Name | Halfway River-Housatonic River |
| HUC12 Number | 011000051003 |
| Map | |
| Collection Day | 6 |
| Collection Month | 6 |
| Collection Year | 2022 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | dispersed |
| Comments | Collected while launching to perform an electrofishing survey. First of two reports - also observed Asian Clam at the site. |
| Record Type | NAS sighting report |
| Verifier | Wesley Daniel (USGS) |
| Freshwater/Marine | Freshwater |
| Number Collected | 50 |
