Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 5 351:50
2010 2 450:21
2011 1 633:10
2012 0 386:37
2013 10 378:15
2014 11 570:41
2015 13 320:04
2016 1 188:50
2017 7 125:15
2018 4 92:33
2019 16 89:07
 
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