Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2012 0 66:00
2013 0 80:35
2014 6 110:10
2015 7 119:20
2016 4 134:25
2017 1 104:25
2018 0 124:00
2019 10 112:45
2020 7 104:26
2021 0 39:13
 
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