Phenology

Country
Migration site
Species
Period
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Year Migration site First Migration site Last
2020
VRS Castricum 14 October     
VRS Castricum 17 October
2019
VRS Castricum 5 October     
VRS Castricum 23 October
2018
VRS Castricum 21 August     
VRS Castricum 13 October
2017
VRS Castricum 15 October     
VRS Castricum 17 October
2016
VRS Castricum 20 September     
VRS Castricum 16 October
2015
VRS Castricum 3 October     
VRS Castricum 12 October
2014
VRS Castricum 29 September     
VRS Castricum 20 November
2013
VRS Castricum 3 September     
VRS Castricum 26 November
2012
VRS Castricum 22 July     
VRS Castricum 11 November
2011
VRS Castricum 24 September     
VRS Castricum 1 November
2010
VRS Castricum 10 October     
VRS Castricum 26 October
2009
VRS Castricum 21 July     
VRS Castricum 29 October
2008
VRS Castricum 26 July     
VRS Castricum 2 December
2007
VRS Castricum 19 July     
VRS Castricum 21 October
2006
VRS Castricum 9 October     
VRS Castricum 2 November
2005
VRS Castricum 10 July     
VRS Castricum 18 October
2004
VRS Castricum 31 July     
VRS Castricum 7 November
2003
VRS Castricum 13 September     
VRS Castricum 1 November
2002
VRS Castricum 17 August     
VRS Castricum 30 October
2001
VRS Castricum 14 July     
VRS Castricum 13 November
1999
VRS Castricum 10 October     
VRS Castricum 12 November
1998
VRS Castricum 5 October     
VRS Castricum 16 November
1997
VRS Castricum 3 August     
VRS Castricum 19 November
1996
VRS Castricum 7 October     
VRS Castricum 28 November
1995
VRS Castricum 3 October     
VRS Castricum 13 November
1994
VRS Castricum 7 October     
VRS Castricum 25 November
1993
VRS Castricum 29 September     
VRS Castricum 16 November
1992
VRS Castricum 22 April     
VRS Castricum 8 November
1991
VRS Castricum 27 July     
VRS Castricum 30 November
1990
VRS Castricum 14 August     
VRS Castricum 5 November
1989
VRS Castricum 23 August     
VRS Castricum 20 November
1988
VRS Castricum 21 September     
VRS Castricum 9 December
1987
VRS Castricum 17 August     
VRS Castricum 1 December
1986
VRS Castricum 10 August     
VRS Castricum 27 November
1985
VRS Castricum 26 September     
VRS Castricum 25 November
1984
VRS Castricum 29 September     
VRS Castricum 14 November
1983
VRS Castricum 17 August     
VRS Castricum 12 November
1982
VRS Castricum 10 September     
VRS Castricum 29 November
1981
VRS Castricum 24 April     
VRS Castricum 22 November
1980
VRS Castricum 2 September     
VRS Castricum 19 November
1979
VRS Castricum 4 January     
VRS Castricum 30 November
1978
VRS Castricum 2 August     
VRS Castricum 12 December
1977
VRS Castricum 19 August     
VRS Castricum 7 November
1976
VRS Castricum 16 September     
VRS Castricum 20 November
1975
VRS Castricum 16 September     
VRS Castricum 23 November
1974
VRS Castricum 25 August     
VRS Castricum 13 November
1973
VRS Castricum 26 September     
VRS Castricum 21 November
1972
VRS Castricum 24 September     
VRS Castricum 14 November
1971
VRS Castricum 28 September     
VRS Castricum 30 November
1970
VRS Castricum 21 September     
VRS Castricum 25 November
1969
VRS Castricum 26 September     
VRS Castricum 22 November
1968
VRS Castricum 25 September     
VRS Castricum 22 November
1967
VRS Castricum 7 January     
VRS Castricum 18 November
1966
VRS Castricum 25 September     
VRS Castricum 18 November
1965
VRS Castricum 23 March     
VRS Castricum 16 November
1964
VRS Castricum 9 August     
VRS Castricum 26 November
1963
VRS Castricum 6 October     
VRS Castricum 24 November
1962
VRS Castricum 19 September     
VRS Castricum 25 November
1961
VRS Castricum 26 September     
VRS Castricum 26 November
1960
VRS Castricum 8 November     
VRS Castricum 8 November
 
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