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Displaying results 1 - 14 of 14Click/tap on any title to see full details of the record
Sherley RB, Ludynia K, Lamont T, Roux J-P, Crawford RJM, Underhill LG 2013. The initial journey of an Endangered penguin: implications for seabird conservation. Endangered Species Research 21 89-95
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The initial journey of an Endangered penguin_implications for seabird conservation.pdf 144.13 KB
Kemper J, Underhill LG, Crawford RJM, Kirkman SP 2007. Chapter 42: Revision of the conservation status of seabirds and seals breeding in the Benguela Ecosystem. Final Report of the BCLME (Benguela Current Large Marine Ecosystem) Project on Top Predators as Biological Indicators of Ecosystem Change in the BCLME. Avian Demography Unit, Cape Town 325-342
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Revision of the conservation status of seabirds and seals breeding in the Benguela Ecosystem_2007.pdf 616.42 KB
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
Kemper J, Underhill LG, Crawford RJM, Kirkman SP 2007. Chapter 42: Revision of the conservation status of seabirds and seals breeding in the Benguela Ecosystem. Final report of the BCLME (Benguela Current Large Marine Ecosystem) project on top predators as Biological Indicators of Ecosystem Change in the BCLME Kirkman SP 325-342
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Conservation status of seabirds and seals breeding in Benguela Ecosystem.pdf 616.42 KB
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
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Crawford_2006_Acta_Zool_Sinica_Molt_Afrcn_Penguin.pdf 619.36 KB
Underhill LG, Crawford RJM 2005. Indexing the health of the environment for breeding seabirds in the Benguela ecosystem. ICES Journal of Marine Science 62 360e365
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Indexing the health of the environment for breeding seabirds in the Benguela ecosystem.pdf 104.18 KB
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, 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
Villacastin-Herrero CA, Underhill LG, Crawford RJM, Shannon LV 1996. Sea-surface temperature of oceans surrounding subequatorial Africa - seasonal patterns, spatial coherence and long-term trends. South Africa Journal of Science 92 189-197
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Sea_surface temperature of oceans surrounding subequatorial Africa.pdf 1.05 MB
Berruti A, Underhill LG, Shelton PA, Moloney C, Crawford RJM 1993. Seasonal and interannual variation in the diet of 2 colonies of the Cape Gannet (Morus capensis) between 1977-78 and 1989. Colonial Waterbirds 16 1977 – 1978
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
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
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
Shannon LV, Crawford RJM, Brundrit GB, Underhill LG 1988. Responses of fish populations in the Benguela ecosystem to environmental change. Journal Du Conseil 45 5 – 12
Website link:https://doi.org/10.1093/icesjms/45.1.5
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