Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 41 202:30
2011 207 755:00
2012 40 624:00
2014 5 200:55
2016 174 134:44
2017 19 533:49
2018 938 1070:08
2019 2 215:03
 
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