| Specimen ID | 1652541 |
| Group | Mollusks-Bivalves |
| Genus | Corbicula |
| Species | fluminea |
| Common Name | basket clam |
| State | MA |
| County | Middlesex |
| Locality | Upper Mystic Lake, Medford, just off boat ramp at dam between Upper and Lower Mystic Lakes. |
| Mapping Accuracy | Accurate |
| HUC8 Name | Charles |
| HUC8 Number | 01090001 |
| HUC10 Name | Mystic River-Frontal Boston Harbor |
| HUC10 Number | 0109000105 |
| HUC12 Name | Mystic River-Frontal Boston Harbor |
| HUC12 Number | 010900010502 |
| Map | |
| Collection Day | 13 |
| Collection Month | 9 |
| Collection Year | 2020 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Comments | One weathered shell collected, no live live clams observed. |
| Record Type | NAS sighting report |
| Verifier | U.S. Environmental Protection Agency |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Photo | |
