Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 360 114:30
2007 5300 302:40
2008 6091 348:00
2009 2 74:00
2010 0 13:30
2018 236 246:25
2019 3621 290:45
2020 959 286:25
2021 1425 236:15
2022 62 20:30
 
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