Graph

Country
Migration site
Species
Period
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2006 1 23:40
2007 23 71:05
2008 33 94:25
2009 133 91:45
2010 78 159:55
2011 71 208:42
2012 11 196:45
2013 18 239:26
2014 47 218:15
2015 26 145:35
2016 27 217:52
2017 49 191:09
2018 117 243:43
2019 32 140:00
 
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