Phenology

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Migration site
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Year Migration site First Migration site Last
2020
VRS Castricum 17 april     
VRS Castricum 3 october
2019
VRS Castricum 20 april     
VRS Castricum 22 september
2018
VRS Castricum 18 april     
VRS Castricum 25 september
2017
VRS Castricum 19 april     
VRS Castricum 22 september
2016
VRS Castricum 20 april     
VRS Castricum 21 september
2015
VRS Castricum 16 april     
VRS Castricum 26 september
2014
VRS Castricum 19 april     
VRS Castricum 18 september
2013
VRS Castricum 19 april     
VRS Castricum 14 october
2012
VRS Castricum 21 april     
VRS Castricum 8 september
2011
VRS Castricum 14 april     
VRS Castricum 13 october
2010
VRS Castricum 20 april     
VRS Castricum 30 september
2009
VRS Castricum 16 april     
VRS Castricum 8 october
2008
VRS Castricum 16 april     
VRS Castricum 26 september
2007
VRS Castricum 23 april     
VRS Castricum 26 september
2006
VRS Castricum 21 april     
VRS Castricum 12 october
2005
VRS Castricum 29 april     
VRS Castricum 18 september
2004
VRS Castricum 23 april     
VRS Castricum 25 september
2003
VRS Castricum 20 april     
VRS Castricum 20 september
2002
VRS Castricum 26 april     
VRS Castricum 27 september
2001
VRS Castricum 25 april     
VRS Castricum 24 september
2000
VRS Castricum 23 april     
VRS Castricum 1 october
 
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