Phenology

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Migration site
Species
Period
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Year Migration site First Migration site Last
2020
VRS Castricum 15 april     
VRS Castricum 22 september
2019
VRS Castricum 3 april     
VRS Castricum 9 september
2018
VRS Castricum 6 april     
VRS Castricum 5 september
2017
VRS Castricum 31 march     
VRS Castricum 19 september
2016
VRS Castricum 1 april     
VRS Castricum 2 october
2015
VRS Castricum 22 april     
VRS Castricum 8 september
2014
VRS Castricum 30 may     
VRS Castricum 28 september
2013
VRS Castricum 16 may     
VRS Castricum 27 september
2012
VRS Castricum 13 april     
VRS Castricum 16 september
2011
VRS Castricum 2 april     
VRS Castricum 24 september
2010
VRS Castricum 7 april     
VRS Castricum 22 september
2009
VRS Castricum 5 june     
VRS Castricum 14 september
2008
VRS Castricum 4 april     
VRS Castricum 27 september
2007
VRS Castricum 15 july     
VRS Castricum 12 september
2006
VRS Castricum 11 june     
VRS Castricum 9 october
2005
VRS Castricum 7 july     
VRS Castricum 11 october
2004
VRS Castricum 24 april     
VRS Castricum 20 october
2003
VRS Castricum 16 april     
VRS Castricum 12 september
2002
VRS Castricum 20 april     
VRS Castricum 19 september
2001
VRS Castricum 19 july     
VRS Castricum 7 october
2000
VRS Castricum 27 july     
VRS Castricum 22 september
 
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