| Specimen ID | 4853 |
| Group | Crustaceans-Crabs |
| Genus | Carcinus |
| Species | maenas |
| Common Name | green crab |
| State | MA |
| County | Essex |
| Locality | Annisquam River [Gloucester, MA] |
| Mapping Accuracy | Approximate |
| HUC8 Name | Gulf of Maine/Bay of Fundy |
| HUC8 Number | 32504000 |
| Map | |
| Collection Day | 12 |
| Collection Month | 9 |
| Collection Year | 1959 |
| Year Accuracy | Actual |
| Potential Pathway | shipping |
| Status | established |
| Comments | These records from USNM catalog under the name Carcinides maenas. |
| Record Type | Personal communication |
| Museum Cat Number | USNM |
| Verifier | U.S. National Museum |
| Freshwater/Marine | Marine |
| Number Collected | 2 |
| Year Class | juvenile |
