Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 3 2806:03
2004 2 515:45
2005 4 1761:54
2006 4 1661:15
2007 9 1742:51
2008 3 1789:51
2009 3 1823:19
2010 6 1846:39
2011 5 1682:59
2012 2 1767:02
2013 4 1810:25
2014 5 1576:54
2015 4 1500:41
2016 4 1749:41
2017 2 1444:36
2018 5 1818:44
2019 3 1585:21
2020 9 1300:25
 
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