Canvasback has been seen by:
| Birder | Location | Town | County | Date |
|---|---|---|---|---|
| Jen Leitao | Trustom | South Kingstown | Washington | 14-Feb-2023 |
| Dick & Marge Bradley | Trustom pond | South Kingstown | Washington | 09-Jan-2023 |
| Sue Palmer | Trustom NWR | South Kingstown | Washington | 06-Jan-2023 |