Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 52 2806:03
2004 61 515:45
2005 27 1761:54
2006 16 1661:15
2007 39 1742:51
2008 60 1789:51
2009 12 1823:19
2010 62 1846:39
2011 13 1682:59
2012 16 1767:02
2013 15 1810:25
2014 25 1576:54
2015 16 1500:41
2016 29 1749:41
2017 5 1444:36
2018 40 1818:44
2019 58 1585:21
2020 22 1300:25
 
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