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Research and analysis

C3bi: Change in the annual proportion of marine bird species achieving relative breeding abundance targets, Greater North Sea and Celtic Seas, 1996 to 2019

Updated 1 December 2025
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year sea percentage
1996 Greater North Sea 100.0
1997 Greater North Sea 100.0
1998 Greater North Sea 100.0
1999 Greater North Sea 100.0
2000 Greater North Sea 96.4285714285714
2001 Greater North Sea 82.1428571428571
2002 Greater North Sea 78.5714285714286
2003 Greater North Sea 78.5714285714286
2004 Greater North Sea 71.4285714285714
2005 Greater North Sea 71.4285714285714
2006 Greater North Sea 71.4285714285714
2007 Greater North Sea 64.2857142857143
2008 Greater North Sea 57.1428571428571
2009 Greater North Sea 57.1428571428571
2010 Greater North Sea 57.1428571428571
2011 Greater North Sea 57.1428571428571
2012 Greater North Sea 57.1428571428571
2013 Greater North Sea 53.5714285714286
2014 Greater North Sea 53.5714285714286
2015 Greater North Sea 53.5714285714286
2016 Greater North Sea 50.0
2017 Greater North Sea 50.0
2018 Greater North Sea Not set
2019 Greater North Sea Not set
1996 Celtic Seas 100.0
1997 Celtic Seas 100.0
1998 Celtic Seas 100.0
1999 Celtic Seas 100.0
2000 Celtic Seas 100.0
2001 Celtic Seas 94.4444444444444
2002 Celtic Seas 94.4444444444444
2003 Celtic Seas 94.4444444444444
2004 Celtic Seas 88.8888888888889
2005 Celtic Seas 88.8888888888889
2006 Celtic Seas 77.7777777777778
2007 Celtic Seas 77.7777777777778
2008 Celtic Seas 72.2222222222222
2009 Celtic Seas 72.2222222222222
2010 Celtic Seas 72.2222222222222
2011 Celtic Seas 72.2222222222222
2012 Celtic Seas 72.2222222222222
2013 Celtic Seas 72.2222222222222
2014 Celtic Seas 66.6666666666667
2015 Celtic Seas 55.5555555555556
2016 Celtic Seas 55.5555555555556
2017 Celtic Seas 61.1111111111111
2018 Celtic Seas 72.2222222222222
2019 Celtic Seas 72.2222222222222