Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2004 1644 114:30
2007 3391 302:40
2008 4291 348:00
2009 412 74:00
2010 40 13:30
2018 5030 246:25
2019 5607 290:45
2020 8580 286:25
 
Partners