Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 2 2806:03
2004 0 515:45
2005 6 1761:54
2006 1 1661:15
2007 2 1742:51
2008 5 1789:51
2009 9 1823:19
2010 4 1846:39
2011 4 1682:59
2012 4 1767:02
2013 3 1810:25
2014 3 1576:54
2015 0 1500:41
2016 7 1749:41
2017 2 1444:36
2018 15 1818:44
2019 2 1585:21
2020 2 1323:25
 
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