Ruddy Duck has been seen by:
| Birder | Location | Town | Date |
|---|---|---|---|
| Tom Auer | Trustom Pond | South Kingstown | 20-Mar-2010 |
| Paul L'Etoile | Trustom Pond NWR | South Kingstown | 27-Feb-2010 |
| Jan St.Jean | Trustom Pond | S Kingston | 16-Jan-2010 |
| Phil Budlong | Trustom Pond NWR, Matunuck | South Kingstown | 16-Jan-2010 |
| Greg Sargeant | Trustom Pond NWR | South Kingston | 16-Jan-2010 |
| Wayne Munns | Trustom NWR | South Kingstown | 15-Jan-2010 |
| Barbara Sherman | Trustom NWR | South Kingstown | 15-Jan-2010 |
| Keith Gannon | Trustom Pond | 09-Jan-2010 | |
| Michelle | Apponaug Cove | Warwick | 05-Jan-2010 |
| John Shamgochian | Turner Reservoir | East Providence RI | 05-Jan-2010 |
| Carlos Pedro | East Providence Reservoir | EAST PROVIDENCE | 04-Jan-2010 |
| Mike Tucker | Turner Reservoir | East Providence | 02-Jan-2010 |