Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 0 114:30
2007 3 302:40
2008 5 348:00
2009 0 74:00
2010 3 13:30
2018 3 246:25
2019 4 290:45
2020 6 286:25
2021 2 207:20
 
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