| Specimen ID | 253633 |
| Group | Mollusks-Bivalves |
| Genus | Corbicula |
| Species | fluminea |
| Common Name | freshwater golden clam |
| State | VA |
| County | Fairfax |
| Locality | Difficult Run [just E of Reston] near Dulles Toll Road (Rt. 267) |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Catoctin |
| HUC8 Number | 02070008 |
| HUC10 Name | Difficult Run-Potomac River |
| HUC10 Number | 0207000810 |
| HUC12 Name | Difficult Run |
| HUC12 Number | 020700081004 |
| Map | |
| Collection Month | 5 |
| Collection Year | 2008 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Comments | See voucher photos. |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |
| Number Collected | several |
| Photo | |