Least Bittern has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Jan St.Jean | Trustom Pond | South Kingstown | Washington | 17-Aug-2017 |
| Matt Schenck | Trustom Pond | South Kingstown | Washington | 23-Jul-2017 |
| Danielle Crudden | Trustom | Charlestown | Washington | 05-Jul-2017 |
| Wayne Munns | Trustom Otter Pt | South Kingstown | Washington | 21-May-2017 |
| Carlos Pedro | Trustom | South Kingstown | Washington | 13-May-2017 |
| Barbara Sherman | Trustom Pond NWR | South Kingstown | Washington | 13-May-2017 |