Graph

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

Year Totals Observation hours
2007 93 202:30
2011 0 755:00
2012 0 624:00
2014 176 200:55
2016 1 134:44
2017 41 533:49
2018 328 1070:08
2019 173 215:03
2022 814 1060:23
 
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