Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 6045 32:45
2010 24099 370:25
2011 20292 504:57
2012 7612 524:55
2013 6648 236:55
2014 48924 499:40
2015 17014 528:21
2016 13515 355:25
2017 3969 350:00
2018 18792 365:40
2019 21473 287:15
2020 300 30:30
 
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