Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 736 202:30
2011 16184 755:00
2012 17758 624:00
2014 90 200:55
2016 14553 134:44
2017 2573 533:49
2018 19696 1070:08
2019 10 215:03
 
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