Forster's Tern has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Sue Palmer | Ninigret Mudlats | Charlestown | Washington | 05-Jul-2025 |
| Paul L'Etoile | Ninigret Pond | Charlestown | Washington | 05-Jun-2025 |
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Sue Palmer | Ninigret Mudlats | Charlestown | Washington | 05-Jul-2025 |
| Paul L'Etoile | Ninigret Pond | Charlestown | Washington | 05-Jun-2025 |