Common Merganser has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| DAVID WALLIS | Green Pond | Newport | Newport | 14-Jan-2019 |
| Dianne Auld | Green End Pond | Newport | Newport | 11-Jan-2019 |
| Sue Palmer | Trustom | South Kingstown | Washington | 10-Jan-2019 |
| Dominick Pacelli | Turner Reservoir | East Providence | Providence | 06-Jan-2019 |
| James Restivo | Trustom Pond | South Kingstown | Washington | 06-Jan-2019 |
| John Magill | Barden Reservoir | Foster | Providence | 05-Jan-2019 |
| Dick & Marge Bradley | Scituate CBC - Glocester | Providence | Providence | 05-Jan-2019 |
| Don Heitzmann | Green End Pond | Middletown | Newport | 05-Jan-2019 |
| Alex Patterson | Scituate CBC - various locations | Scituate | Providence | 05-Jan-2019 |
| Barbara Sherman | Trustom Pond NWR | South Kingstown | Washington | 02-Jan-2019 |
| Jan St.Jean | Trustom Pond | South Kingstown | Washington | 02-Jan-2019 |
| Lightnin | Providence | Providence | Providence | 01-Jan-2019 |
| Wayne Munns | Trustom NWR | Charlestown | Washington | 01-Jan-2019 |
| Matt Schenck | Green End Pond | Middletown | Newport | 01-Jan-2019 |
| Paul L'Etoile | Easton's Pond | Newport | Newport | 01-Jan-2019 |
| Carlos Pedro | Trustom | South Kingstown | Washington | 01-Jan-2019 |