Phenology
Year | Migration site | First | Migration site | Last | |||||
---|---|---|---|---|---|---|---|---|---|
2021 | Honnay | 22 August | Honnay | 4 September | |||||
2020 | Honnay | 17 August | Honnay | 5 September | |||||
2019 | Honnay | 10 August | Honnay | 20 September | |||||
2018 | Honnay | 26 August | Honnay | 9 September | |||||
2013 | Honnay | 24 August | Honnay | 27 August |