Phenology
Year | Migration site | First | Migration site | Last | |||||
---|---|---|---|---|---|---|---|---|---|
2019 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 25 October | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 25 October | |||||
2018 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 30 October | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 2 November | |||||
2017 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 13 March | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 15 March | |||||
2016 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 30 October | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 1 December | |||||
2013 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 16 February | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 16 February | |||||
2012 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 10 November | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 18 November | |||||
2011 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 1 March | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 30 November | |||||
2010 | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 24 October | Winter Hill, Bolton (Gtr Manc/Lancs, England) | 26 November |