Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 0 2806:03
2004 11 515:45
2005 10 1761:54
2006 13 1661:15
2007 10 1742:51
2008 7 1789:51
2009 8 1823:19
2010 16 1846:39
2011 5 1682:59
2012 11 1767:02
2013 10 1810:25
2014 21 1576:54
2015 10 1500:41
2016 44 1749:41
2017 27 1444:36
2018 144 1818:44
2019 239 1585:21
2020 123 1323:25
 
Partners