Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2020 | Manton, Rutland (Leics, England) | 11 August | Manton, Rutland (Leics, England) | 18 December | |||||
| 2019 | Manton, Rutland (Leics, England) | 24 January | Manton, Rutland (Leics, England) | 15 November | |||||
| 2018 | Manton, Rutland (Leics, England) | 28 September | Manton, Rutland (Leics, England) | 18 November |
