Phenology
| Year | Migration site | First | Migration site | Last | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2020 | Manton, Rutland (Leics, England) | 6 february | Manton, Rutland (Leics, England) | 19 october | |||||
| 2019 | Manton, Rutland (Leics, England) | 24 january | Manton, Rutland (Leics, England) | 3 december | |||||
| 2018 | Manton, Rutland (Leics, England) | 19 september | Manton, Rutland (Leics, England) | 2 december |
