Graph

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

Year Totals Observation hours
2007 320 202:30
2011 3050 755:00
2012 35 624:00
2014 0 200:55
2016 14437 134:44
2017 45 533:49
2018 63385 1070:08
2019 0 215:03
2022 20751 1160:12
 
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