Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2019 | Cape May Bird Observatory - Avalon Seawatch | 24 september | Cape May Bird Observatory - Avalon Seawatch | 24 september | |||||
| 2018 | Cape May Bird Observatory - Avalon Seawatch | 1 october | Cape May Bird Observatory - Avalon Seawatch | 16 october | |||||
| 2016 | Cape May Bird Observatory - Avalon Seawatch | 25 october | Cape May Bird Observatory - Avalon Seawatch | 25 october |
