Graph

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

Year Totals Observation hours
2007 20 202:30
2011 8230 755:00
2012 403 624:00
2014 29279 200:55
2016 0 134:44
2017 20915 533:49
2018 33796 1070:08
2019 1880 215:03
2022 8913 1149:48
 
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