Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 1 114:30
2007 13 302:40
2008 18 348:00
2009 2 74:00
2010 0 13:30
2018 4 246:25
2019 4 290:45
2020 4 286:25
2021 0 2:00
 
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