Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2015 3641 7713:40
2016 3475 8784:00
2017 3136 8784:00
2018 4261 7939:40
2019 4824 6680:45
2020 1561 3101:00
 
Partners