Graph

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

Year Totals Observation hours
2007 163 202:30
2011 874 755:00
2012 681 624:00
2014 394 200:55
2016 0 134:44
2017 5997 533:49
2018 12615 1070:08
2019 6022 215:03
2022 13364 1060:23
 
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