Graph

Country
Migration site
Species
Period    
Sex
Age
Plumage
Present
Favourites

Year Totals Observation hours
1997 6 39:30
1999 0 10:00
2001 39 594:30
2002 0 0:00
2005 12 77:15
2006 8 32:05
2007 13 88:45
2008 39 100:00
2009 14 52:20
2010 40 48:05
2011 12 88:24
2012 2 36:20
2013 26 37:30
2014 33 30:40
2015 34 44:40
2016 50 171:15
2017 67 179:29
2018 119 380:50
2019 273 344:15
 
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