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Sherley RB, Makhado AB, Crawford RJM, Hagen C, Kemper J, Ludynia K, Masotla MJ, McInnes A, Pichegru L, Tom D, Upfold L, Waller LJ 2024. The African Penguin Spheniscus demersus should be considered Critically Endangered. Ostrich 95 (3)

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The African Penguin Spheniscus demersus should be considered Critically Endangered.pdf	670.38 KB

Vanstreels RET, Parsons NJ, Sherley RB, Stander N, Strauss V, Kemper J, Waller L, Barham BJ, Ludynia K 2023. Factors determining the number of seabirds impacted by oil spills and the success of their rehabilitation: Lessons learned from Namibia and South Africa. Marine Pollution Bulletin 188 114708

Website link:https://www.sciencedirect.com/science/article/abs/pii/S0025326X2300139X?via%3Dihub=

Sherley RB, Crawford RJM, de Blocq AD, Dyer BM, Geldenhuys D, Hagen C, Kemper J, Makhado AB, Pichegru L, Upfold L, Visagie J, Waller LJ, Winker H 2020. The conservation status and population decline of the African penguin deconstructed in space and time. Ecology and Evolution 10 (15) 8506-8516

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The conservation status and population decline of the African penguin deconstructed in space and time.pdf	965.34 KB

Molini U, Aikukutu G, Roux J-P, Kemper J, Ntahonshikira C, Marruchella G, Khaiseb S, Cattoli G, Dundon WG 2020. Avian Influenza H5N8 Outbreak in African Penguins (Spheniscus demersus), Namibia, 2019. Journal of Wildlife Diseases 56 (1) 214-218

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Molini et al_2020_H5N8 in Namibia.pdf	245.14 KB

Sherley RB, Crawford RJM, Dyer BM, Kemper J, Makhado AB, Masotla M, Pichegru L, Pistorius PA, Roux J-P, Ryan PG, Tom D, Upfold L, Winker H 2019. The status and conservation of the Cape Gannet Morus capensis. Ostrich 90 (4) 335-346

Website link:https://www.ajol.info/index.php/ostrich/article/view/192070

Kemper J 2016. Caring for seabirds at the Lüderitz seabird rehabilitation facility. Namibia Bird News 17 1-4

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Caring for seabirds at the Luederitz seabird rehabilitation facility.pdf	1.36 MB

Kemper J 2014. Chicknapped! Two Kelp Gull chicks brooded and defended by an African Penguin at Halifax Island, Namibia. Ornithological Observations 5 11-16

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Two Kelp Gull chicks brooded and defended by an African Penguin at Halifax Island.pdf	2.7 MB

Ludynia K, Kemper J, Roux J-P 2012. The Namibian Islands' Marine Protected Area: Using seabird tracking data to define boundaries and assess their adequacy. Biological Conservation 156 136-145

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The Namibian Islands Marine Protected Area.pdf	595.01 KB

Kemper J 2012. Kelp Gull Larus dominicanus drowns Sandwich Tern Sterna sandvicensis. Lanioturdus 45 (3) 7-8

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Kelp Gull Larus dominicanus drowns Sandwich Tern Sterna sandvicensis.pdf	256.44 KB

Kemper J 2012. Of Sleepless Nights, Howling Wind and an Uncooperative Penguin: Tracking African Penguins at Halifax Island, Namibia. Lanioturdus 45 (2) 3-7

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Tracking African Penguins at Halifax Island_Namibia.pdf	366.45 KB

Sherley RB, Ludynia K, Underhill LG, Jones R, Kemper J 2012. Storms and heat limit the nest success of Bank Cormorants: Implications of future climate change for a surface-nesting seabird in southern Africa. Journal of Ornithology 153 441-455

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Storms and heat limit the nest success of Bank Cormorants.pdf	705.33 KB

Ludynia K, Kemper J, Roux J-P 2012. The Namibian Islands' Marine Protected Area: Using seabird tracking data to define boundaries and assess their adequacy. Biological Conservation 156 136-145

Website link:http://www.sciencedirect.com/science/article/pii/S0006320711004320

Kohler SA, Connan M, Hill JM, Mablouké C, Bonnevie B, Ludynia K, Kemper J, Huisanem J, Underhill LG, Cherel Y, McQuiad CD, Jaquemet S 2011. Geographic variation in the trophic ecology of an avian rocky shore predator, the African black oystercatcher, along the southern African coastline. Marine Ecology Progress Series 435 235-249

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Geographic variation in the trophic ecology of an avian rocky shore predator_African black oystercatcher_along the southern African coastline.pdf	861.36 KB

Ludynia K, Jones R, Kemper J, Garthe S, Underhill LG 2010. Foraging behaviour of bank cormorants in Namibia: Implications for conservation. Endangered Species Research 12 (1)

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Foraging behaviour of bank cormorants in Namibia.pdf	756.04 KB

Ludynia K, Roux J-P, Kemper J, Underhill LG 2010. Surviving off junk: low-energy prey dominates the diet of African Penguins Spheniscus demersus at Mercury Island, Namibia, between 1996 and 2009. African Journal of Marine Science 32 (3) 563-572

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Surviving off junk_low_energy prey dominates the diet of African penguins at Mercury Island_Namibia.pdf	452.72 KB

Website link:http://dx.doi.org/10.2989/1814232X.2010.538151

Kemper J, Roux J-P, Underhill LG 2009. Effect of Age and Breeding Status on Molt Phenology of Adult African Penguins (Spheniscus demersus) in Namibia. The Auk 125 (4) 809-819

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Effect of Age and Breeding Status on Molt Phenology of Adult African Penguins Spheniscus Demersus in Namibia_2009.pdf	730.85 KB

Kemper J 2009. A Remarkable Ring Recovery. Lanioturdus 42 (4) 14

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A Remarkable Ring Recovery_2009.pdf	229.1 KB

Crawford RJM, Dyer BM, Kemper J, Simmons RE, Upfold L 2007. Trends in numbers of Cape Cormorants (Phalacrocorax capensis) over a 50-year period, 1956-57 to 2006-08. Emu 107 1 - 9

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Trends in numbers of Cape Cormorants.pdf	253.71 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

Kemper J, Roux J-P 2005. Of squeezers and skippers: Factors determining the age at moult of immature African Penguins Spheniscus demersus in Namibia. Ibis 147 (2) 346-352

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Factors determining the age at moult of immature African Penguins Spheniscus demersus in Namibia.pdf	291.57 KB

Whittington P, Klages N, Crawford R, Wolfaardt A, Kemper J 2005. Age at first breeding of the African Penguin. Ostrich: Journal of African Ornithology 76 (1-2) 14-20

Website link:http://www.tandfonline.com/doi/abs/10.2989/00306520509485468#.VRvmVGf9kpE

Kemper J 2004. Racing Pumpkin, a homing African Penguin. Bird Numbers 13 (2) 24-35

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Kemper_2004_bird_numbers_13_penguin.pdf	114.02 KB

Bartlett PA, Roux J-P, Jones R, Kemper J 2003. A new mainland breeding locality for African Penguins, Bank and Crowned Cormorants on the Namib desert coast. Ostrich: Journal of African Ornithology 74 (3-4) 222-225

Website link:http://www.tandfonline.com/doi/abs/10.2989/00306520309485396#.VGNhfVItBHg

Roux J-P, Kemper J, Bartlett PA, Dyer BM, Dundee BL 2003. African Penguins Spheniscus demersus recolonise a formerly abandoned nesting locality in Namibia. Marine Ornithology 31 203-205

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Roux_2003_Marine_Ornithology_31_203-205.pdf	46.37 KB

Simmons RE, Kemper J 2003. Cave breeding by African Penguins near the northern extreme of their range: Sylvia Hill, Namibia. Ostrich: Journal of African Ornithology 74 (3-4) 217-221

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Cave breeding by African Penguins near the northern extreme of their range.pdf	349.61 KB

Kemper J, Roux J-P, Bartlett PA, Chesselet YJ, James JAC, Jones R, Wepener S, Molloy FJ 2001. Recent population trends of African penguins Spheniscus demersus in Namibia. South African Journal of Marine Science 23 (1) 429-434

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Recent population trends of African penguins Spheniscus demersus in Namibia.pdf	379.91 KB

Kemper J 2001. African Penguins and rubbish bins: population dynamics and conservation in Namibia. Bird Numbers 10 (2) 25-26

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African Penguins and rubbish bins_2001.pdf	190.36 KB

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

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