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Displaying results 1 - 9 of 9Click/tap on any title to see full details of the record
Sherley RB, Ludynia K, Dyer BM, Lamont T, Makhado AB, Roux J-P, Scales KL, Underhill LG, Votier SC 2017. Metapopulation tracking juvenile penguins reveals an ecosystem-wide ecological trap. Current Biology 27 (4) 563-568
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Metapopulation tracking juvenile penguins reveals an ecosystem_wide ecological trap.pdf 2.87 MB
Crawford RJM, Underhill LG, Upfold L, Dyer BM 2007. An altered carrying capacity of the Benguela upwelling ecosystem for African penguins (Spheniscus demersus). ICES Journal of Marine Science 64 570-576
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An altered carrying capacity of the Benguela upwelling ecosystem for African penguins.pdf 229.47 KB
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
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Cordes_1999_Marine_Ornithology_27_129-138.pdf 105.01 KB
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
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
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Trends of African Penguin Spheniscus demersus populations in the 20th_century.pdf 1.28 MB
Crawford RJM, Underhill LG, Raubenheimer CM, Dyer BM, Martin J 1992. Top predators in the Benguela ecosystem - implications of their trophic position. South African Journal of Marine Science 12 (1) 675-687
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Top predators in the Benguela ecosystem.pdf 1.29 MB
Williams AJ, Dyer BM 1990. The birds of Hollamsbird Island, least known of the southern African guano islands. Marine Ornithology 18 13-18
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Williams_1990_Marine_Ornith_Hollamsbird_Island.pdf 296.26 KB
Williams AJ, Dyer BM, Randall RM, Komen J 1990. Killer whales Orcinas orca and seabirds: play, predation and association. Marine Ornithology 18 (1) 37-41
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Killer whales Orcinas orca and seabirds.pdf 303.41 KB
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
Displaying results 1 - 9 of 9

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