Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 25 351:50
2010 18 450:21
2011 55 633:10
2012 33 386:37
2013 25 378:15
2014 2 570:41
2015 23 320:04
2016 0 188:50
2017 7 125:15
2018 0 92:33
2019 0 89:07
 
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