Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2007 241 202:30
2011 1475 755:00
2012 1308 624:00
2014 2449 200:55
2016 136 134:44
2017 2585 533:49
2018 7510 1070:08
2019 1128 215:03
 
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