Graph

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

Year Totals Observation hours
2008 700 114:43
2009 780 480:00
2010 711 520:00
2011 813 557:53
2012 927 707:17
2013 1124 545:56
2014 1208 551:02
2015 1143 584:04
2016 1031 622:09
2017 1102 588:13
2018 1339 681:33
2019 1027 723:16
2021 1407 640:08
2022 1272 661:03
 
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