Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 0 32:45
2010 1 370:25
2011 2 504:57
2012 1 524:55
2013 0 236:55
2014 2 499:40
2015 2 528:21
2016 1 355:25
2017 1 350:00
2018 3 365:40
2019 2 287:15
 
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