Canvasback has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Dylan Pedro | Ninigret NWR | South Kingstown | Washington | 07-Mar-2015 |
| Alex Patterson | Apponaug Cove | Warwick | Kent | 19-Feb-2015 |
| Janaehesser | Seekonk River | Providence | Providence | 20-Jan-2015 |
| Kellen Rosburg | Trustom Pond NWR | South Kingstown | Washington | 19-Jan-2015 |
| Jan St.Jean | Trustom | South Kingstown | Washington | 03-Jan-2015 |
| DAVID WALLIS | Trustom Pond | South Kingstown | Washington | 03-Jan-2015 |
| Barbara Sherman | Trustom Pond NWR | South Kingstown | Washington | 03-Jan-2015 |
| Paul L'Etoile | Trustom Pond NWR | South Kingstown | Washington | 02-Jan-2015 |
| Carlos Pedro | Trustom | Charlestown | Washington | 01-Jan-2015 |
| Susan Delfs | Trustom Pond | South Kingstown | Washington | 01-Jan-2015 |
| Dan Berard | South Kingstown | Washington | 01-Jan-2015 | |
| Matt Schenck | Trustom Pond | South Kingstown | Washington | 01-Jan-2015 |
| Wayne Munns | Moonstone Beach/Trustom Pond | Charlestown | Washington | 01-Jan-2015 |
| John Magill | Trustom Pond | South Kingstown | Washington | 01-Jan-2015 |
| Mark Pagliarini | Trustom Pond NWR | South Kingstown | Washington | 01-Jan-2015 |