Graph

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

Year Totals Observation hours
2007 1044 202:30
2011 4099 755:00
2012 228 624:00
2014 1000 200:55
2016 1586 134:44
2017 1444 533:49
2018 8613 1070:08
2019 203 215:03
2022 16912 1160:12
2023 7716 391:31
 
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