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Displaying results 1 - 18 of 18Click/tap on any title to see full details of the record
Dyer BM, Cooper J, Crawford RJM, Sherley RB, Somhlaba S, Cockcroft A, Upfold L, Makhado AB 2020. Geographical and temporal variation in the diet of Bank Cormorants Phalacrocorax neglectus in South Africa. Ostrich 90 (4) 373-390
Website link:https://www.ajol.info/index.php/ostrich/article/view/192097
Crawford RJM, Makhado AB, Whittington PA, Randall RM, Oosthuizen WH, Waller LJ 2015. A changing distribution of seabirds in South Africa—the possible impact of climate and its consequences. Frontiers in Ecology and the Environment Review Article
Downloadable files:
Attachment Size
A changing distribution of seabirds in South Africa_2015.pdf 2.47 MB
Crawford RJM, Shelton PA, Cooper J, Brooke RK 2010. Distribution, population size and conservation of the Cape gannet Morus capensis. South African Journal of Marine Science 1 (1) 153-174
Downloadable files:
Attachment Size
Distribution_population size and conservation of the Cape gannet Morus capensis_2010.pdf 1.97 MB
Crawford RJM, Hemming M, Kemper J, Klages NTW, Randall RM, Underhill LG, Venter AD, Ward VL, Wolfaardt AC 2006. S24-2 Molt of the African penguin, Spheniscus demersus, in relation to its breeding season and food availability. Acta Zoologica Sinica 53 (Supplement) 444-447
Downloadable files:
Attachment Size
Crawford_2006_Acta_Zool_Sinica_Molt_Afrcn_Penguin.pdf 619.36 KB
Whittington PA, Randall RM, Randall BM, Wolfaardt AC, Crawford RJM, Klages NTW, Bartlett PA, Chesselet YJ, Jones R 2005. Patterns of movements of the African penguin in South Africa and Namibia. African Journal of Marine Science 27 (1) 215-229
Website link:http://www.tandfonline.com/doi/abs/10.2989/18142320509504080
Whittington PA, Randall RM, Crawford RJM, Wolfaardt AC, Klages NTW, Randall BM, Bartlett PA, Chesselet YJ, Jones R 2005. Patterns of immigration to and emigration from breeding colonies by African penguins. African Journal of Marine Science 27 (1) 205-213
Website link:http://www.ajol.info/index.php/ajms/article/view/33213
David JHM, Curry P, Crawford RJM, Randall RM, Underhill LG, Meÿer MA 2003. Assessing conservation priorities in the Benguela ecosystem, South Africa: analysing predation by seals on threatened seabirds. Biological Conservation 114 (2) 289-292
Website link:http://www.sciencedirect.com/science/article/pii/S0006320703000181
Crawford RJM, Cooper J, Dyer BM 1995. Conservation of an increasing population of Great White Pelicans Pelecanus onocrotalus in South Africa's Western Cape. South African Journal of Marine Science 15 33-42
Downloadable files:
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Conservation of an increasing population of Great White Pelicans Pelecanus onocrotalus in South Africas Western Cape.pdf 859.32 KB
Crawford RJM, Williams AJ, Hofmeyr JH, Klages NTW, Randall RM, Cooper J, Dyer BM, Chesselet Y 1995. Trends of African Penguin Spheniscus demersus populations in the 20th-century. South African Journal of Marine Science 16 (1) 101-118
Downloadable files:
Attachment Size
Trends of African Penguin Spheniscus demersus populations in the 20th_century.pdf 1.28 MB
Williams AJ, Steele WK, Cooper J, Crawford RJM 1990. Distribution, population-size and conservation of Hartlaub's Gull Larus hartlaubii. Ostrich: Journal of African Ornithology 61 (1-2) 66 – 76
Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1990.9633941#.VHL6-1ItBHg
Cooper J, Crawford RJM, Suter W, Williams AJ 1990. Distribution, population-size and conservation of the Swift Tern Sterna bergii in southern Africa. Ostrich: Journal of African Ornithology 61 (1-2) 56 – 65
Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1990.9633939#.VHsW62ctBHg
Crawford RJM, Williams AJ, Randall RM, Randall BM, Berruti A, Ross GJB 1990. Recent population trends of Jackass Penguins Spheniscus demersus off southern Africa. Biological Conservation 52 (3) 229 – 243
Website link:http://www.sciencedirect.com/science/article/pii/000632079090128C
Shelton PA, Crawford RJM, Cooper J, Brooke RK 1984. Distribution, population size and conservation of the Jackass Penguin Spheniscus demersus. South African Journal of Marine Science (2) 217 - 257
Downloadable files:
Attachment Size
Distribution_population size and conservation of the Jackass Penguin Spheniscus demersus.pdf 2.72 MB
Website link:http://www.tandfonline.com/doi/abs/10.2989/02577618409504370#.VIbEumctBHg
Brooke RK, Cooper J, Shelton PA, Crawford RJM 1982. Taxonomy, distribution, population size, breeding and conservation of the Whitebreasted Cormorant Phalacrocorax carbo on the southern African coast. Gerfaut 72 188-200
Website link:http://www.fitzpatrick.uct.ac.za/fitz/publications/scientific/archive/1982
Cooper J, Brooke RK, Shelton PA, Crawford RJM 1982. Distribution, population size and conservation of the Cape Cormorant Phalacrocorax capensis. Fisheries Bulletin of South Africa 16 121 - 143
Website link:http://agris.fao.org/agris-search/search.do?recordID=US201302158405
Crawford RJM, Cooper J, Shelton PA 1982. Distribution, population size, breeding and conservation of the Kelp Gull in southern Africa. Ostrich: Journal of African Ornithology 53 (3) 164-177
Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1982.9634747#.VSvNlmf9kpE
Crawford RJM, Shelton PA, Brooke RK, Cooper J 1982. Taxonomy, distribution, population size and conservation of the Crowned Cormorant Phalacrocorax coronatus. Gerfaut 72 3 - 30
Crawford RJM, Cooper J, Shelton PA 1981. The breeding population of White Pelicans Pelecanus onocrotalus at Bird Rock platform in Walvis Bay, 1949-1978. Fisheries Bulletin of South Africa 15 67 - 70
Website link:http://www.adu.uct.ac.za/adu/projects/sea-shore-birds/sites/namibia/walvis-bay
Displaying results 1 - 18 of 18

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