Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 70 114:30
2007 53 302:40
2008 97 348:00
2009 3 74:00
2010 0 13:30
2018 45 246:25
2019 72 290:45
2020 98 286:25
2021 33 236:15
 
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