Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites
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Year Totals Observation hours
2008 74 114:43
2009 1826 480:00
2010 3 520:00
2011 0 557:53
2012 0 707:17
2013 0 545:56
2014 5133 551:02
2015 1725 584:04
2016 2426 622:09
2017 1018 588:13
2018 0 681:33
2019 5 723:16
2021 0 640:08
2022 2 558:40
 
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