Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2020 | Manton, Rutland (Leics, England) | 13 March | Manton, Rutland (Leics, England) | 28 September | |||||
| 2019 | Manton, Rutland (Leics, England) | 25 February | Manton, Rutland (Leics, England) | 19 November | |||||
| 2018 | Manton, Rutland (Leics, England) | 21 September | Manton, Rutland (Leics, England) | 11 November |
