Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 0 32:45
2010 7 370:25
2011 66 504:57
2012 426 524:55
2013 34 236:55
2014 197 499:40
2015 96 528:21
2016 189 355:25
2017 164 350:00
2018 21 365:40
2019 20 287:15
2020 0 30:30
 
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