Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2012 101 51:40
2013 1491 210:30
2014 1408 192:44
2015 424 147:58
2016 743 127:06
2017 2591 175:14
2018 182 106:51
2019 686 98:35
2020 965 118:05
2021 0 4:32
 
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