Boat-tailed Grackle has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Phil Budlong | Charlestown Breachway SB | Charlestown | Washington | 12-May-2013 |
| Carlos Pedro | Charlestown Breachway | South Kingstown | Washington | 11-May-2013 |
| Barbara Sherman | Charlestown Breachway | Charlestown | Washington | 11-May-2013 |
| Cathy Gim | Charlestown Breachway | Charlestown | Washington | 11-May-2013 |
| Jan St.Jean | Charlestown Breachway boat ramp | Charlestown | Washington | 11-May-2013 |
| Paul L'Etoile | Ninigret Pond | Charlestown | Washington | 11-May-2013 |
| John Magill | Charlestown Breachway | Charlestown | Washington | 11-May-2013 |
| Jen Scranton | Charlestown Breachway | Charlestown | Washington | 11-May-2013 |
| Kevin Rogers | Charlestown Breachway | Charlestown | Washington | 11-May-2013 |