Least Bittern has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Barbara Sherman | Mud Pond | South Kingstown | Washington | 06-Jul-2016 |
| Carlos Pedro | Moonstone Beach Rd. | South Kingstown | Washington | 02-Jul-2016 |
| Wayne Munns | Mud Pond | South Kingstown | Washington | 02-Jul-2016 |
| Don Heitzmann | Mud Pond | South Kingstown | Washington | 28-Jun-2016 |
| Jan St.Jean | Mud Pond | South Kingstown | Washington | 28-Jun-2016 |
| Cathy Gim | Mud Pond | South Kingstown | Washington | 28-Jun-2016 |