Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 943 114:30
2007 4514 302:40
2008 6471 348:00
2009 1311 74:00
2010 4 13:30
2018 1113 246:25
2019 1288 290:45
2020 526 255:45
 
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