Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 755 202:30
2011 20483 755:00
2012 24490 624:00
2014 32180 200:55
2016 218 134:44
2017 90669 533:49
2018 126856 1070:08
2019 41909 215:03
 
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