Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 4 2806:03
2004 7 515:45
2005 4 1761:54
2006 6 1661:15
2007 23 1742:51
2008 11 1789:51
2009 9 1823:19
2010 7 1846:39
2011 11 1682:59
2012 10 1767:02
2013 10 1810:25
2014 8 1576:54
2015 8 1500:41
2016 8 1749:41
2017 3 1444:36
2018 7 1818:44
2019 11 1585:21
2020 5 1300:25
 
Partners