Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 86 57:05
2010 4 51:45
2011 47 48:00
2012 0 6:50
2013 9 16:15
2014 4 13:15
2015 0 1:00
2016 24 11:20
2017 0 0:00
2018 0 1:20
2019 0 3:40
 
Partners