Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2006 5334 23:40
2007 3722 71:05
2008 9099 94:25
2009 24414 91:45
2010 8317 159:55
2011 21848 208:42
2012 16903 196:45
2013 21231 239:26
2014 13311 218:15
2015 4210 145:35
2016 10562 217:52
2017 21723 191:09
2018 17541 243:43
2019 3 140:00
 
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