Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 893 351:50
2010 1003 450:21
2011 275 633:10
2012 212 386:37
2013 232 378:15
2014 302 570:41
2015 118 320:04
2016 28 188:50
2017 26 125:15
2018 122 92:33
2019 91 89:07
 
Partners