Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2021 | Gebrande Kamp, Middelaar | 6 November | Gebrande Kamp, Middelaar | 6 November | |||||
| 2020 | Gebrande Kamp, Middelaar | 11 July | Gebrande Kamp, Middelaar | 26 October | |||||
| 2019 | Gebrande Kamp, Middelaar | 14 September | Gebrande Kamp, Middelaar | 26 October | |||||
| 2007 | Gebrande Kamp, Middelaar | 13 October | Gebrande Kamp, Middelaar | 13 October |
