Page 191 - Atlas Sea Birds Ver1

Caravan Park, Strand Cooper J, Brooke RK, Shelton PA, Crawford RJM. 1982.
Coordinates: 34.0992 S; 18.8242 E Distribution, population size and conservation of the Cape
Description: Crowned Cormorant nested on trees in the Cormorant Phalacrocorax capensis. Fisheries Bulletin South
caravan park in 2006 but were not seen on three subse- Africa 16: 121–143.
quent surveys. Cooper J, Crawford RJM, Suter W, Williams AJ.1990.
Conservation status: It is not protected. Distribution, population size and conservation of the Swift
Tern Sterna bergii in southern Africa. Ostrich 61: 56–65.
Species and numbers breeding: Numbers of Crowned Cooper J, Brooke RK, Cyrus DP, Martin AP, Taylor RH, Williams AJ.
Cormorant pairs counted are shown on the following table. 1992. Distribution, population size and conservation of the
Caspian Tern Sterna caspia in southern Africa. Ostrich 63:
58–67.
Crowned
Year Crawford RJM. 2009. A recent increase of swift terns Thal-
Cormorant
asseus bergii off South Africa – the possible influence of
2006 49 an altered abundance and distribution of prey. Progress in
2012 0 Oceanography 83: 398–403.
2018 0 Crawford RJM, Cooper J, Shelton PA. 1982a. Distribution,
2019 0 population size, breeding and conservation of the Kelp
Gull in southern Africa. Ostrich 53: 164–177.
Crawford RJM, Shelton PA, Brooke RK, Cooper J. 1982b.
Steenbras Dam Taxonomy, distribution, population size and conservation
Coordinates: 34.1675 S; 18.9121 E of the Crowned Cormorant Phalacrocorax coronatus. Le
Description: Kelp Gulls bred on a treed island in upper Gerfaut 72: 3–30.
Steenbras Dam having muddy beaches. It is reached from Crawford RJM, Shelton PA, Cooper J, Brooke RK. 1983.
Gordon’s Bay. Distribution, population size and conservation of the Cape
Conservation status: It has restricted access. Gannet Morus capensis. South African Journal of Marine
Science 1: 153–174.
Species and numbers breeding: Substantial numbers Crawford RJM, Dyer BM, Brooke RK. 1994. Breeding nomadism
(pairs) of Kelp Gulls bred as shown on the following table. in southern African seabirds – constraints, causes and
conservation. Ostrich 65: 231–246.
Kelp Crawford RJM, Cooper J, Dyer BM. 1995. Conservation of an
Year increasing population of Great White Pelican Pelecanus
Gull onocrotalus in South Africa’s Western Cape. South African
2007 500 Journal of Marine Science 15: 33–42.
2010 200 Crawford RJM, Dyer BM, Cordes I, Williams AJ. 1999. Seasonal
2012 120 pattern of breeding, population trend and conservation
2013 170 status of Bank Cormorants Phalacrocorax neglectus off
southwestern Africa. Biological Conservation 87: 49–58.
2014 420 Crawford RJM, Shannon LJ, Whittington PA, Murison G. 2000.
2015 200 Factors influencing growth of the African Penguin colony at
2016 200 Boulders, South Africa, 1985–1999. South African Journal
2018 300 of Marine Science 22: 111–119.
Crawford RJM, Whittington PA, Dyer BM, Upfold L. 2007. Trends
Rooi-Els in numbers of Leach’s Storm Petrel, Hartlaub’s Gull
Coordinates: 34.3055 S; 18.8141 E and Swift and Roseate Terns breeding in South Africa. In:
Description: An offshore rock at Rooi-Els. Kirkman SP (ed.). Final Report of the BCLME (Benguela
Current Large Marine Ecosystem) Project on Top Predators
Conservation status: It is not protected. as Biological Indicators of Ecosystem Change in the
Species and numbers breeding: A single Kelp Gull pair BCLME. Avian Demography Unit; Cape Town: 211–213.
bred at the rock in 1989. Crawford RJM, Cockroft AC, Dyer BM, Upfold L. 2008. Divergent
trends in Bank Cormorants Phalacrocorax neglectus
Kelp breeding in South Africa’s Western Cape consistent with
Year
Gull a distributional shift of rock lobsters Jasus lalandii. African
1989 1 Journal of Marine Science 30: 161–166.
Crawford RJM, Altwegg R, Barham BJ, Barham PJ, Durant JM,
Dyer BM, Geldenhuys D, Makhado AB, Pichegru L, Ryan
References PG, Underhill LG, Upfold L, Visagie J, Waller LJ, Whittington
PA. 2011. Collapse of South Africa’s penguins in the early
Barnes KN. 1998. Important bird areas of the Western Cape. In: 21st century: a consideration of food availability. African
Barnes K (ed.). The Important Bird Areas of Southern Africa. Journal of Marine Science 33: 139–156.
BirdLife South Africa; Johannesburg: 219–267. Crawford RJM, Dyer BM, Geldenhuys D, Makhado AB, Randall
Brooke RK, Cooper J, Shelton PA, Crawford RJM. 1982. Taxonomy, RM, Upfold L, Visagie J, Waller L. 2012. Trends in numbers
distribution, population size, breeding and conservation of of crowned cormorants in South Africa, with information on
the White-breasted Cormorant, Phalacrocorax carbo, on the diet. African Journal of Marine Science 34: 411–424.
southern African coast. Le Gerfaut 72: 189–220. Crawford RJM, Kemper J, Underhill LG. African Penguin
Brooke RK, Allan DG, Cooper J, Cyrus DP, Dean WRJ, Dyer (Spheniscus demersus). 2013a. In: Garcia Borboro-
BM, Martin AP, Taylor RH. 1999. Breeding distribution, glu P, Boersma PD (eds). Penguins Natural History and
population size and conservation of Grey-headed Gull Larus Conservation. University of Washington Press; Seattle and
cirrocephalus in southern Africa. Ostrich 70: 157–163. London: 211–231.
Cooper J. 1981. Biology of the Bank Cormorant, part 1: distribution, Crawford RJM, Randall RM, Whittington PA, Waller LJ, Dyer BM,
population size, movements and conservation. Ostrich 52: Allan DG, Fox C, Martin AP, Upfold L, Visagie J, Bachoo
208–215. S, Bowker M, Downs CT, Fox R, Huisamen J, Makhado AB,

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