Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 2660 57:05
2010 1284 51:45
2011 4650 48:00
2012 49 6:50
2013 158 16:15
2014 130 13:15
2015 95 1:00
2016 746 11:20
2017 0 0:00
2018 769 1:20
2019 400 3:40
 
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