Page 371 - Atlas Sea Birds Ver1

IBA on basis of ≥ 10 pairs; 'super sites' with ≥ 1% of population Year of % of sum of Most most most recent recent recent estimates estimate estimate 0,00 2022 0 0,00 1995 7 0,00 1977 5 0,00 1995 6 1,77 2022 3310 0,02 2022 42 0,00 2022 0 0,00 2022 9 0,05 2022 101 0,03 1978 58 0,00 2019 0 0,00 2018 0 0,00 2019 0 0,00 2019 1 0,00 2019 0 0,00 2019 0 0,00 2019 0 0,10 2019 178 0,00 2019 0 0,00 2018 0 0,01 2

2010s/20s 99,56 2020 6818 20 35 104 13

2000s 0,03 This study 2018-2022 0 6818 0 0 234 21 0 0 0 208 90 0 21 35 104 13 4 163

1990s 0,01 2013-2017 0 1949 0 105 74 62 14 0 40 52 0 115 19 3 604

1980s 0,36 Maxima observed in periods (pairs) Crawford et al. 2016 *corrected 2010-2014 0 14* 1 0 629 30 0 30 27 0 115 19 23 421

1970s 0,04 2004/05 2119 196 208

Crawford et al. 2007 1992/93 1978/79 0 1177 2732 83 9 15 14 0 58 2153 13519

1956/57 0 5 √ 30977

Decade of site's most recent estimate % sum of most recent estimates from different decades Halifax Island North Long Island Elizabeth Bay jetty North Reef Possession Island Albatross Island Pomona Island Plumpudding Island Sinclair Island Devil's Islet South Africa Orange River Estuary Humewood Harbour Buchu Twins seal colony Boegoeberg stacks Cliff Point seal colony Robbe Island Owen Island Mathew Island Robeiland, Kleinzee Penguin Rock Jahleel wreck Strandfontein seal

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