Phenology

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Migration site
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Period
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Year Migration site First Migration site Last
2020
VRS Castricum 7 april     
VRS Castricum 19 october
2019
VRS Castricum 20 september     
VRS Castricum 14 november
2018
VRS Castricum 28 february     
VRS Castricum 6 november
2017
VRS Castricum 6 july     
VRS Castricum 11 december
2016
VRS Castricum 17 april     
VRS Castricum 29 november
2015
VRS Castricum 6 august     
VRS Castricum 4 november
2014
VRS Castricum 19 july     
VRS Castricum 19 july
2013
VRS Castricum 22 january     
VRS Castricum 11 november
2012
VRS Castricum 3 february     
VRS Castricum 8 december
2011
VRS Castricum 1 august     
VRS Castricum 13 november
2010
VRS Castricum 2 january     
VRS Castricum 3 december
2009
VRS Castricum 9 january     
VRS Castricum 22 december
2008
VRS Castricum 24 july     
VRS Castricum 31 december
2007
VRS Castricum 2 august     
VRS Castricum 21 december
2006
VRS Castricum 16 july     
VRS Castricum 6 august
2005
VRS Castricum 2 march     
VRS Castricum 31 december
2004
VRS Castricum 1 january     
VRS Castricum 21 november
2003
VRS Castricum 1 february     
VRS Castricum 10 december
2002
VRS Castricum 24 march     
VRS Castricum 11 december
2001
VRS Castricum 16 january     
VRS Castricum 30 december
2000
VRS Castricum 12 august     
VRS Castricum 23 december
 
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