Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2021 |  |
Nereta | 12 June | |
Nereta | 5 September | |||
| 2020 | |
Nereta | 6 June | |
Nereta | 12 September | |||
| 2019 | |
Nereta | 24 May | |
Nereta | 20 August | |||
| 2018 | |
Nereta | 26 May | |
Nereta | 15 September | |||
| 2017 | |
Nereta | 10 June | |
Nereta | 2 September | |||
| 2016 | |
Nereta | 17 June | |
Nereta | 21 August | |||
| 2015 | |
Nereta | 6 June | |
Nereta | 15 August | |||
| 2014 | |
Nereta | 18 May | |
Nereta | 7 September | |||
| 2013 | |
Nereta | 11 May | |
Nereta | 24 August |
