Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 79 351:50
2010 100 450:21
2011 23 633:10
2012 5 386:37
2013 3 378:15
2014 36 570:41
2015 38 320:04
2016 0 188:50
2017 2 125:15
2018 1 92:33
2019 0 89:07
 
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