Phenology

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Migration site
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Period
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Year Migration site First Migration site Last
2021
VRS Castricum 7 October     
VRS Castricum 10 November
2020
VRS Castricum 20 September     
VRS Castricum 23 November
2019
VRS Castricum 20 September     
VRS Castricum 11 November
2018
VRS Castricum 14 September     
VRS Castricum 14 November
2017
VRS Castricum 17 September     
VRS Castricum 7 November
2016
VRS Castricum 18 September     
VRS Castricum 22 October
2015
VRS Castricum 20 September     
VRS Castricum 27 October
2014
VRS Castricum 23 September     
VRS Castricum 5 November
2013
VRS Castricum 25 September     
VRS Castricum 25 October
2012
VRS Castricum 22 September     
VRS Castricum 19 November
2011
VRS Castricum 25 September     
VRS Castricum 3 November
2010
VRS Castricum 22 September     
VRS Castricum 17 November
2009
VRS Castricum 1 October     
VRS Castricum 11 October
2008
VRS Castricum 23 September     
VRS Castricum 7 November
2007
VRS Castricum 27 September     
VRS Castricum 4 November
2006
VRS Castricum 25 September     
VRS Castricum 25 October
2005
VRS Castricum 3 October     
VRS Castricum 8 November
2004
VRS Castricum 30 September     
VRS Castricum 8 October
2003
VRS Castricum 30 September     
VRS Castricum 29 October
2002
VRS Castricum 27 September     
VRS Castricum 7 October
2001
VRS Castricum 23 September     
VRS Castricum 10 November
2000
VRS Castricum 22 September     
VRS Castricum 8 October
1999
VRS Castricum 6 October     
VRS Castricum 12 October
1998
VRS Castricum 19 October     
VRS Castricum 19 October
1996
VRS Castricum 8 October     
VRS Castricum 15 November
1995
VRS Castricum 6 October     
VRS Castricum 28 October
1994
VRS Castricum 18 September     
VRS Castricum 28 September
1993
VRS Castricum 29 September     
VRS Castricum 29 September
1991
VRS Castricum 29 September     
VRS Castricum 21 October
1990
VRS Castricum 23 September     
VRS Castricum 2 October
1989
VRS Castricum 1 October     
VRS Castricum 8 October
1988
VRS Castricum 18 September     
VRS Castricum 16 October
1987
VRS Castricum 29 September     
VRS Castricum 8 November
1986
VRS Castricum 9 September     
VRS Castricum 12 November
1985
VRS Castricum 26 September     
VRS Castricum 12 October
1983
VRS Castricum 21 October     
VRS Castricum 21 October
1982
VRS Castricum 1 October     
VRS Castricum 11 October
1980
VRS Castricum 9 October     
VRS Castricum 10 October
1978
VRS Castricum 2 October     
VRS Castricum 2 October
1977
VRS Castricum 7 October     
VRS Castricum 7 October
1970
VRS Castricum 8 October     
VRS Castricum 8 October
1967
VRS Castricum 13 October     
VRS Castricum 23 October
 
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