Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2019 | Cape May Bird Observatory - Avalon Seawatch | 18 november | Cape May Bird Observatory - Avalon Seawatch | 18 november | |||||
| 2018 | Cape May Bird Observatory - Avalon Seawatch | 19 november | Cape May Bird Observatory - Avalon Seawatch | 4 december | |||||
| 2016 | Cape May Bird Observatory - Avalon Seawatch | 29 november | Cape May Bird Observatory - Avalon Seawatch | 2 december |
