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Griffiths CL, van Sittert L, Best PB, Brown AC, Clark BM, Cook PA, Crawford RJM, David JHM, Davies BR, Griffiths MH, Hutchings K, Jerardino A, Kruger N, Lamberth S, Leslie RW, Melville-Smith R, Tarr R, Van der Lingen CD 2004. Impacts of human activities on marine animal life in the Benguela: A historical overview. Oceanography and Marine Biology: An Annual Review 42 303-392

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Attachment	Size
Impacts of human activities on marine animal life in the Benguela_A historical overview.pdf	1.86 MB

Crawford RJM 2004. Accounting for food requirements of seabirds in fisheries management - the case of the South African purse-seine fishery. African Journal of Marine Science 26 (1) 197-203

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Accounting for food requirements of seabirds in fisheries management the case of the South African purse seine fishery.pdf	268.06 KB

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

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Handline catches and stock identity of Snoek Thyrsites atun off South Africa and Namibia.pdf	1.11 MB

Crawford RJM, Siegfried WR, Shannon LV, Villacastin-Herrero CA, Underhill LG 1990. Environmental-influences on marine biota off southern Africa. South Africa Journal of Science 86 330-339

Website link:https://www.researchgate.net/publication/292622490_Environmental_influences_on_marine_biota_off_Southern_Africa

Siegfried WR, Crawford RJM, Shannon LV, Pollock DE, Payne AIL, Krohn RG 1990. Scenarios for global-warming induced change in the open-ocean environment and selected fisheries of the west-coast of southern Africa. South African Journal of Science 86 281 – 285

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Attachment	Size
Scenarios for global_warming induced change in the open_ocean environment and selected fisheries of the west_coast of southern Africa.pdf	649.04 KB

Crawford RJM, Cochrane KL 1990. Onset of breeding by Cape Gannets Morus capensis influenced by availability of nesting material. Ostrich: Journal of African Ornithology 61 (3-4) 147-149

Website link:http://www.tandfonline.com/doi/abs/10.1080/00306525.1990.9634166#.VSVD7mf9kpE

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

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