Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 4 114:30
2007 70 302:40
2008 119 348:00
2009 22 74:00
2010 6 13:30
2018 31 246:25
2019 30 290:45
2020 43 286:25
2021 37 236:15
 
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