Phenology

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Migration site
Species
Period
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Year Migration site First Migration site Last
2017
VRS Castricum 23 april     
VRS Castricum 2 august
2016
VRS Castricum 20 may     
VRS Castricum 20 may
2014
VRS Castricum 12 may     
VRS Castricum 19 june
2013
VRS Castricum 19 may     
VRS Castricum 19 may
2012
VRS Castricum 13 april     
VRS Castricum 15 july
2011
VRS Castricum 7 july     
VRS Castricum 16 july
2010
VRS Castricum 20 april     
VRS Castricum 21 december
2009
VRS Castricum 2 april     
VRS Castricum 2 april
2008
VRS Castricum 6 april     
VRS Castricum 6 april
2007
VRS Castricum 17 june     
VRS Castricum 4 august
2006
VRS Castricum 27 december     
VRS Castricum 27 december
2005
VRS Castricum 4 june     
VRS Castricum 4 june
2004
VRS Castricum 23 february     
VRS Castricum 4 july
2003
VRS Castricum 17 january     
VRS Castricum 17 january
2001
VRS Castricum 13 june     
VRS Castricum 7 july
2000
VRS Castricum 9 january     
VRS Castricum 4 july
 
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