Sandwich Tern has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Barbara Sherman | Third Beach | Middletown | Newport | 23-May-2013 |
| John Magill | Third Beach | Middletown | Newport | 23-May-2013 |
| Wayne Munns | Third Beach | Middletown | Newport | 23-May-2013 |
| Jan St.Jean | Third Beach | Middletown | Newport | 23-May-2013 |