Page 498 - Atlas Sea Birds Ver1
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2010/20s 79.34 2010s 118 2191 3395 10 1 50 1325 1 1250 50 420 1 11 1 610 1 21 101 27 4 14 0 6 1 12
2000s % sum of most recent estimate from different decades 1990s 17.81 0.07 Maximum observed pairs in different decades 2000s 1990s 6179 6406 751 0 200 1 500 587 193 5
Site held ≥ 1% of sum of most recent estimates 1980s 1960/70s 0.11 2.66 1980s 1970s 3 1 4814 2892 2 2 208 37 200 249 1 1 126 88 2 800 0 2 0 4 1 2 1 49
Year of % sum of most most recent recent estimates 0.00 0.01 4.01 18.00 0.06 2011 0.01 0.31 0.01 8.86 0.00 0.00 0.00 1.87 0.01 0.00 0.07 0.01 0.01 2011 3.59 0.01 0.13 0.16 0.14 0.02 0.09 0.00 0.04 0.01 0.07 0.00 0.01 0.01 0.31
estimate 2021 1989 2021 2022 2016 2016 1984 2022 2016 2020 2020 2018 1989 2020 2022 1984 2022 2020 2018 2016 2017 2018 2018 2012 2012 2012 2012 2013 1976 1976 1979
2020s Most recent estimate 0 1 644 2891 10 1 50 1 1422 0 0 0 300 1 0 11 1 1 576 1 21 25 22 4 14 0 6 1 12 0 2 1 49
2010s This study 2018- 2022 0 815 3121 1786 0 0 300 0 11 576 1 21 4 14
2000s Whittington et al. (2016) 2009-2013 68 2278 2509 13 1 1250 50 200 1 1 610 1 101 27 7 0 6 1 12 0
1990s Maximum breeding pairs observed Kemper et al. ) (2007) 5001 160 409
1980s Whittington et al. (2016) 2000- 2005 6179 80 200 1 320
1970s 1976- 1981 3 2892 0 2 59 249 88 2 800 2 1 2 1 49
1960s Crawford et al. (1982) 1976-1981 3 2892 0 36 249 88 2 450 1 2 1 49
Decade of most recent estimate Site Site Die Skeiding, Yzerfontein Rooipan Dassen Island Robben Island Olifantsbos Cape Point Simon’s Town and Seaforth Rondevlei Strandfontein coastline Seal Island, False Bay Wolfgat Nature Reserve Monwabesi Steenbras Dam Rooiels Stony Point, Betty's Bay Theewaterskloof Dam Vermont salt pan De Plaat, Walker Bay Dyer Island Geyser Island Spingfield Soutpan Struisbaai to Heuningnes River De Hoop Vlei West De Hoop Nature R
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