Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 2 114:30
2007 146 302:40
2008 146 348:00
2009 32 74:00
2010 1 13:30
2018 32 246:25
2019 17 290:45
2020 17 255:45
 
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