Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 21 351:50
2010 2 450:21
2011 208 633:10
2012 108 386:37
2013 403 378:15
2014 279 570:41
2015 165 320:04
2016 190 188:50
2017 44 125:15
2018 108 92:33
2019 55 89:07
 
Partners