Phenology

Country
Migration site
Species
Period
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Year Migration site First Migration site Last
2021
VRS Castricum 27 February     
VRS Castricum 14 April
2020
VRS Castricum 12 April     
VRS Castricum 12 April
2019
VRS Castricum 30 March     
VRS Castricum 15 April
2018
VRS Castricum 2 March     
VRS Castricum 6 May
2012
VRS Castricum 8 May     
VRS Castricum 8 May
2009
VRS Castricum 3 May     
VRS Castricum 3 May
2005
VRS Castricum 23 April     
VRS Castricum 23 April
1996
VRS Castricum 23 May     
VRS Castricum 23 May
1995
VRS Castricum 24 April     
VRS Castricum 24 April
 
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