Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
2009 64 32:45
2010 517 370:25
2011 366 504:57
2012 373 524:55
2013 203 236:55
2014 279 499:40
2015 161 528:21
2016 239 355:25
2017 149 350:00
2018 150 365:40
2019 353 287:15
2020 36 30:30
 
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