Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2020 | Cape May Bird Observatory - Avalon Seawatch | 2 October | Cape May Bird Observatory - Avalon Seawatch | 7 November | |||||
| 2018 | Cape May Bird Observatory - Avalon Seawatch | 30 September | Cape May Bird Observatory - Avalon Seawatch | 30 October | |||||
| 2016 | Cape May Bird Observatory - Avalon Seawatch | 31 October | Cape May Bird Observatory - Avalon Seawatch | 31 October |
