Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites
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Year Totals Observation hours
2013 11 11:30
2014 171 124:30
2015 147 92:15
2016 193 138:50
2017 133 208:17
2018 93 142:25
2019 105 131:50
2020 152 173:45
2021 134 177:15
2022 98 141:20
 
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