Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 6 351:50
2010 5 450:21
2011 8 633:10
2012 7 386:37
2013 6 378:15
2014 5 570:41
2015 1 320:04
2016 2 188:50
2017 2 125:15
2018 0 92:33
2019 3 89:07
 
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