Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 0 32:45
2010 49 370:25
2011 22 504:57
2012 38 524:55
2013 58 236:55
2014 92 499:40
2015 68 528:21
2016 76 355:25
2017 72 350:00
2018 71 365:40
2019 257 287:15
 
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