Graph

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

Year Totals Observation hours
2007 372 202:30
2011 7611 755:00
2012 289 624:00
2014 5 200:55
2016 2822 134:44
2017 1638 533:49
2018 15933 1070:08
2019 0 215:03
2022 15030 1160:12
2023 4690 404:11
 
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