Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 2847 202:30
2011 2675 755:00
2012 131 624:00
2014 50 200:55
2016 356 134:44
2017 846 533:49
2018 6825 1070:08
2019 26 215:03
 
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