Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
1956 0 13:45
1958 0 11:00
1959 0 3:20
1960 0 1:45
1961 0 8:30
1962 0 0:00
1963 0 8:00
1977 3 29:30
1978 0 27:30
1982 0 3:00
1986 0 50:00
1987 2 56:35
2001 0 0:00
2002 0 0:00
2003 0 12:30
2004 22 44:15
2005 26 1018:50
2006 25 647:30
2007 11 816:41
2008 6 648:15
2009 12 446:08
2010 8 645:00
2011 40 681:30
2012 12 422:55
2013 40 613:10
2014 19 473:05
2015 14 560:45
2016 29 427:55
2017 12 576:05
2018 11 430:45
2019 13 455:27
2020 17 506:07
2021 22 1023:39
2022 23 348:57
 
Partners