Graph

Country
Migration site
Species
Period    
Sex
 Age
 Plumage
Present
Favourites
Don't use roostmigration

Year Totals Observation hours
2012 6 66:00
2013 4 80:35
2014 3 110:10
2015 3 119:20
2016 8 134:25
2017 7 104:25
2018 3 124:00
2019 2 112:45
2020 3 104:26
2021 3 111:14
2022 0 13:00
 
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