Graph

Country
Migration site
Species
Period    
Sex
 Age
 Plumage
Present
Favourites
Don't use roostmigration

Year Totals Observation hours
2013 0 1810:11
2014 2 2162:28
2015 0 1682:29
2016 0 1383:44
2017 0 1211:57
2018 0 1296:19
2019 0 1314:40
2020 1 1538:00
2021 0 829:19
2022 2 646:15
2023 0 123:30
 
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