Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2000 83 168:49
2001 244 120:30
2002 939 247:30
2003 34 170:45
2004 1378 194:00
2005 1537 151:00
2006 756 107:29
2007 1106 75:30
2008 2451 93:30
2009 0 32:15
2011 191 56:15
2012 0 63:30
2013 122 30:00
2014 0 26:29
2015 0 4:00
2016 0 13:15
2017 0 6:30
2018 0 6:15
2019 0 13:15
 
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