Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 16011 202:30
2011 19684 755:00
2012 3352 624:00
2014 6584 200:55
2016 10711 134:44
2017 8682 533:49
2018 45647 1070:08
2019 101 215:03
 
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