Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2012 3 66:00
2013 10 80:35
2014 0 110:10
2015 2 119:20
2016 7 134:25
2017 4 104:25
2018 0 124:00
2019 4 112:45
2020 6 104:26
2021 1 77:28
 
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