Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2019 | Cape May Bird Observatory - Avalon Seawatch (NJ) | 10 October | Cape May Bird Observatory - Avalon Seawatch (NJ) | 10 October | |||||
| 2016 | Cape May Bird Observatory - Avalon Seawatch (NJ) | 27 September | Cape May Bird Observatory - Avalon Seawatch (NJ) | 27 September |
