Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2013 18 1810:11
2014 31 2162:28
2015 20 1682:29
2016 38 1383:44
2017 38 1211:57
2018 29 1296:19
2019 23 1314:40
2020 8 1538:00
2021 19 829:19
2022 0 22:45
 
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