Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2006 0 23:40
2007 51 71:05
2008 53 94:25
2009 65 91:45
2010 110 159:55
2011 132 208:42
2012 237 196:45
2013 158 239:26
2014 159 218:15
2015 88 145:35
2016 84 217:52
2017 72 191:09
2018 45 243:43
2019 46 191:56
2020 23 104:53
2021 34 53:03
 
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