Least Tern has been seen by:
| Birder | Location | Town | Date |
|---|---|---|---|
| Michelle | 10-Nov-2010 | ||
| Greg Sargeant | Ninigret Pond | Charlestown | 08-Jun-2010 |
| Keith Gannon | 01-Jun-2010 | ||
| Carlos Pedro | Charlestown Flats | Charlestown | 16-May-2010 |
| Barbara Sherman | Moonstone Beach, Matunuck | South Kingstown | 15-May-2010 |
| ToddMcLeish | Quonochontaug | Charlestown | 15-May-2010 |
| John Shamgochian | Trustom Pond NWR | South Kingstown RI | 15-May-2010 |
| Wayne Munns | Moonstone Beach | South Kingstown | 15-May-2010 |
| Tom Auer | Succotash Marsh | South Kingstown | 15-May-2010 |
| Phil Budlong | Trustom Pond NWR (Mud Pond) | South Kingstown | 13-May-2010 |
| Jan St.Jean | Sachuest SM | Middletown | 11-May-2010 |
| Paul L'Etoile | Ninigret Pond | Charlestown | 04-May-2010 |