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Displaying results 1 - 11 of 11Click/tap on any title to see full details of the record
Crawford RJM, David JHM, Shannon LJ, Kemper J, Klages NTW, Roux J-P, Underhill LG, Ward VL, Williams AJ, Wolfaardt AC 2001. African penguins as predators and prey - coping (or not) with change. South African Journal of Marine Science 23 (1) 435-447
Website link:http://www.ingentaconnect.com/content/nisc/sajms/2001/00000023/00000001/art00032
Crawford RJM, Dyer BM, Cordes I, Williams AJ 1999. Seasonal pattern of breeding, population trend and conservation status of bank cormorants Phalacrocorax neglectus off south western Africa. Biological Conservation 87 (1) 49-58
Website link:http://www.sciencedirect.com/science/article/pii/S0006320798000421
Cordes I, Crawford RJM, Williams AJ, Dyer BM 1999. Decrease of African Penguins at the Possession Island group, 1956-1995: contrasting trends for colonial and solitary breeders. Marine Ornithology 27 129-138
Downloadable files:
Attachment Size
Cordes_1999_Marine_Ornithology_27_129-138.pdf 105.01 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
Crawford RJM, Ryan PG, Williams AJ 1991. Seabird consumption and production in the Benguela and Western Agulhas ecosystems. South African Journal of Marine Science 11 357-375
Website link:http://www.ingentaconnect.com/content/nisc/sajms/1991/00000011/00000001/art00020;jsessionid=j6n95e9s5ae3.alexandra
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
Crawford RJM, Underhill LG, Venter JD 1990. Handline catches and stock identity of Snoek Thyrsites atun off South Africa and Namibia. South African Journal of Marine Science 9 95-99
Downloadable files:
Attachment Size
Handline catches and stock identity of Snoek Thyrsites atun off South Africa and Namibia.pdf 1.11 MB
Crawford RJM, David JHM, Williams AJ, Dyer BM 1989. Competition for space: recolonizing seals displace endangered endemic seabirds off Namibia. Biological Conservation 48 (1) 59-72
Website link:http://www.sciencedirect.com/science/article/pii/0006320789900591
Crawford RJM, Williams AJ, Crawford PB 1986. A note on mortality of seabirds off western southern Africa, October 1985–February 1986. South African Journal of Marine Science 4 (1) 119-123
Website link:http://www.tandfonline.com/doi/abs/10.2989/025776186784461828#.VGXBClItBHg
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