Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2003 406 2806:03
2004 463 515:45
2005 400 1761:54
2006 163 1661:15
2007 341 1742:51
2008 351 1789:51
2009 545 1823:19
2010 747 1846:39
2011 562 1682:59
2012 606 1767:02
2013 379 1810:25
2014 717 1576:54
2015 496 1500:41
2016 1181 1749:41
2017 322 1444:36
2018 332 1818:44
2019 646 1585:21
2020 603 1300:25
 
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