Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2013 56 1810:11
2014 36 2162:28
2015 54 1682:29
2016 35 1383:44
2017 55 1211:57
2018 65 1296:19
2019 47 1314:40
2020 40 1291:22
 
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