Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 131 351:50
2010 454 450:21
2011 83 633:10
2012 36 386:37
2013 63 378:15
2014 54 570:41
2015 244 320:04
2016 1 188:50
2017 33 125:15
2018 3 92:33
2019 0 89:07
 
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