Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2000 3326 93:00
2001 8277 287:00
2002 5561 316:00
2003 4077 382:42
2004 12220 342:37
2005 6578 554:39
2006 24202 657:43
2007 6312 725:19
2008 14579 1488:17
2009 6131 799:54
2010 5146 900:27
2011 6726 834:45
2012 11397 840:54
2013 6354 890:41
2014 12587 864:15
2015 5571 727:16
2016 7983 659:29
2017 12521 777:46
2018 12447 766:48
2019 9325 683:31
2020 6589 648:57
 
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