Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2012 55 66:00
2013 57 80:35
2014 74 110:10
2015 98 119:20
2016 79 134:25
2017 35 104:25
2018 32 124:00
2019 29 112:45
2020 27 100:06
 
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