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Displaying results 1 - 8 of 8Click/tap on any title to see full details of the record
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
Cooper J, Brooke RK, Cyrus DP, Martin AP, Taylor RH, Williams AJ 1992. Distribution, population-size and conservation of the Caspian tern Sterna caspia in southern Africa. Ostrich 63 (2 - 3) 58 - 67
Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1992.9633950#.VHgwbmctBHg
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
la Cock GD, Duffy DC, Cooper J 1987. Population dynamics of the African Penguin Spheniscus demersus at Marcus Island in the Benguela Upwelling System: 1979-85. Biological Conservation 40 (2) 117 - 126
Website link:http://www.sciencedirect.com/science/article/pii/0006320787900620
Walter CB, Duffy DC, Cooper J, Suter W 1987. Cape anchovy in Swift Tern diets and in fishery landings in the Benguela upwelling region. South African Journal of Wildlife Research 17 139 - 141
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Attachment Size
Walter_1987_SA_J_Wildl_Res_17_swift_tern_diet.pdf 237.3 KB
Hockey PAR, Cooper J, Duffy DC 1983. The roles of coastal birds in the functioning of marine ecosystems in southern Africa. South African Journal of Science 79 (4) 130-134
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Attachment Size
The roles of coastal birds in the functioning of marine ecosystems in southern Africa.pdf 741.99 KB
Williams AJ, Cooper J 1983. The Crowned Cormorant: Breeding biology, diet and offspring-reduction strategy. Ostrich: Journal of African Ornithology 54 (4) 213 - 219
Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1983.9634474#.VSvLWGf9kpE
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