2015

 

Swanepoel, L.H., Somers, M.J., Dalerum, F. 2015. Functional Responses of Retaliatory Killing versus Recreational Sport Hunting of Leopards in South Africa. PLoS ONE 10(4): e0125539. doi:10.1371/journal.pone.0125539

 

Swanepoel, L.H., Lindsey, P., Somers, M.J., van Hoven, W. & Dalerum, F. Early Online. An evaluation of the sustainability of leopard harvest in South Africa. Oryx. DOI 10.1017/S0030605313001282

 

Turner, J.A., Vasicek, C.A. & Somers, M.J., 2015. Effects of a colour variant on hunting ability: the white lion in South Africa. Open Science Repository Biology, Online(open-access), p.e45011830. Available at: http://www.open-science-repository.com/biology-45011830.html. - See more at: http://www.open-science-repository.com/biology-45011830.html#sthash.vyBVLdE2.dpuf

 

Isaacs, L., Somers, M.J. & Swanepoel, L. In press. Density of African civets  in a moist mountain bushveld region of South Africa. In: Emmanuel Do Linh San, Jun J. Sato, Jerrold L. Belant & Michael J. Somers (Eds) Small Carnivores: Evolution, Ecology, Behaviour and Conservation, Wiley-Blackwell, Oxford.

 

Swanepoel, L., Somers, M.J. & Dalerum, F. In press. Density of leopards (Panthera pardus) on protected and non-protected land in the Waterberg Biosphere, South Africa. Wildlife Biology.

 

Everatt, K., Andresen, L. & Somers, M.J. In press. The influence of prey, pastoralism and poaching on the hierarchical use of habitat by an apex predator. African Journal of Wildlife Research.

 

 

2014

 

Andresen, L., Everatt, K. & Somers, M.J. 2014. Use of site occupancy models for targeted monitoring of the cheetah. Journal of Zoology, London. 292(3): 212-220.

 

Hunter, S.C., Gusset, M., Miller, L.J. & Somers, M.J. 2014. Space use as an indicator of enclosure appropriateness in African wild dogs (Lycaon pictus). Journal of Applied Animal Welfare Science. 17: 98-110.

 

Darnell, A.M., Graf, J.A., Somers, M.J., Slotow, R. &  Szykman Gunther, M. 2014. Space use of African wild dogs in relation to other large carnivores. PloS ONE 9(6): e98846. Download here.

 

Everatt, K., Andresen, L. & Somers, M.J. 2014. Trophic scaling and occupancy analysis reveals a lion population  limited by top-down anthropogenic pressure in the  Limpopo National Park, Mozambique. PloS ONE 9(6): e99389.  Download here.

 

Winterbach, H.E.K., Winterbach, C.W. & Somers, M.J. 2014. Landscape suitability in Botswana for the conservation of its six large African carnivores.  PloS ONE 9(6): e100202.  Download here.

 

Swanepoel, L.H., Lindsey, P., Somers, M.J., van Hoven, W. & Dalerum, F. 2014. The relative importance of trophy harvest and retaliatory killing for large carnivores: a case study on South African leopards. South African Journal of Wildlife Research. 44: 115-134.

 

 

2013

 

Do Linh San, E., Ferguson, A. W., Belant, J. L., Schipper, J., Gaubert, P., Angelici, F. M., & Somers, M. J. 2013. Conservation status, distribution and species richness of small carnivores in Africa. Small Carnivore Conservation. 48(July): 4–18.

 

Do Linh San, E., & Somers, M. J. 2013. Editorial: African small carnivores: the “forgotten Eden.” Small Carnivore Conservation. 48(July): 1–3.

 

Isaacs, L., Somers, M.J. & Dalerum, F. 2013. Effects of prescribed burning and mechanical bush clearing on ungulate space use in an African savannah. Restoration Ecology. 21(2): 260–266.

 

Winterbach, H., Winterbach, C.W., Somers, M.J. & Hayward, M.W. 2013. Key factors and related principles in the conservation of large African carnivores. Mammal Review. 43: 89–110.

 

Ramnanan, R., Swanepoel, L. H., & Somers, M. J. 2013. The diet and presence of African wild dogs private land in the Waterberg region, South Africa. South African Journal of Wildlife Research 43(1): 68–73.

 

Swanepoel, L.H., Lindsey, P. Somers, M.J., van Hoven, W. & Dalerum, F. 2013. Extent and fragmentation of suitable leopard habitat in South Africa. Animal Conservation. 16(1): 41–50.

 

Nel, J., Loutit, R.J., Braby, R. & Somers, M.J. 2013. Resource dispersion, territory size and group size of black-backed jackals on a desert coast. Acta Theriologica. 58:189–197.

 

Somers, M.J. & Nel, J.A.J. 2013. Aonyx capensis Schinz. In Kingdon, J. & Hoffmann, M. (eds) Mammals of Africa, V. Carnivores, pangolins, equids and rhinoceroses. Bloomsbury, London, U.K.

 

Nel, J.A.J. & Somers, M.J. 2013. Aonyx Lesson. In Kingdon, J. & Hoffmann, M. (eds) Mammals of Africa, V. Carnivores, pangolins, equids and rhinoceroses. Bloomsbury, London, U.K.

 

Somers, M.J. 2013. Mentorship for young scientists. A book review on “Wilson, E.O. 2013. Letters to a Young Scientist, Liveright.” South African Journal of Science. 109: 1.

 

 

2012

 

Hayward, M.W., Somers, M.J., Kerley, G.I.H., Perrin, M., Bester, M.N., Dalerum, F., Do Linh San, E., Hoffman, L.C., Marshal, J.P, Mills, G. Nel, J.A.J. & Owen-Smith, N. 2012. Animal ethics and ecotourism editorial. South African Journal of wildlife Research. 42(2): iii-v.

          

Andresen, L., Everatt, K.T., Somers, M.J. & Purchase, G.K. In press. Evidence for a resident population of cheetah in the Parque Nacional do Limpopo, Mozambique. South African Journal of Wildlife Research. 42(2): 144-146 .

 

Lee, J.E., Somers, M.J. & Chown, S.L. 2012. Density, body size and sex ratio of an indigenous spider along an altitudinal gradient in the sub-Antarctic. Antarctic Science. 24(1): 15–22. doi:10.1017/S0954102011000629

 

Becker, P.A., Miller, P.S., Szykman Gunther, M., Somers, M.J., Wildt, D.R. & Maldonado, J.E. 2012. Inbreeding Avoidance Influences the Viability of Reintroduced Populations of African Wild Dogs (Lycaon pictus). PLoS ONE 7(5): e37181. doi:10.1371/journal.pone.0037181

 

Dalerum, F., Cameron, E.Z., Kunkel, K. & Somers, M.J.  2012. Interactive effects of species richness and species traits on functional diversity and redundancy. Theoretical Ecology. 5:1 29–139.

 

Somers, M.J. & Hayward, M.W. (Eds.) 2012. Fencing for Conservation: restriction of evolutionary potential or a riposte to threatening processes? Springer. ISBN 978-1-4614-0901-4

 

Somers, M.J., Gusset, M. & Dalerum, F. 2012. Modelling the effect of fences on the viability of spatially structured populations of African wild dogs. In: Somers, M.J. & Hayward, M.W. Fencing for Conservation: restriction of evolutionary potential or a riposte to threatening processes? Springer, New York.

 

Hayward, M.W. & Somers, M.J. 2012. An Introduction to Fencing for Conservation. In: Somers, M.J. & Hayward, M.W. Fencing for Conservation: restriction of evolutionary potential or a riposte to threatening processes? Springer, New York.

 

 

Pre-2012

 

Houser, A-M., Gusset, M., Bragg, C.J., Boast, L.K. & Somers, M.J. 2011. Pre-release hunting training and post-release monitoring are key components in the rehabilitation of orphaned large felids. South African Journal of Wildlife Research 41(1): 11-20.

 

Abraham, S., Somers, M.J. & Chown, S.L. 2011. Seasonal, altitudinal and host plant-related variation in the abundance of aphids (Insecta, Hemiptera) on sub-Antarctic Marion Island. Polar Biology 34:513-520.

 

Spiering, P.A., Szykman Gunther, M., Somers, M.J., Wildt, D.E., Walters, M., Wilson, A.S. & Maldonado, J.E. 2011. Inbreeding, heterozygosity and fitness in a reintroduced population of endangered African wild dogs (Lycaon pictus) Conservation Genetics 12: 401–412. DOI 10.1007/s10592-010-0147-z

 

Spiering, P.A., Somers, M.J., Maldonado, J.E., Wildt, D.E. & Szykman Gunther, M. 2010. Reproductive sharing and proximate factors mediating cooperative breeding in the African wild dog (Lycaon pictus). Behavioral Ecology and Sociobiology 64(4): 583–592.  DOI: 10.1007/s00265-009-0875-6

 

Gusset, M., Jakoby, O., Müller, M.S., Somers, M.J., Slotow, R. & Grimm, V. 2009. Dogs on the catwalk: modelling re-introduction and translocation of endangered wild dogs in South Africa. Biological Conservation 142: 2774–2781. DOI: 10.1016/j.biocon.2009.07.007

 

Spiering, P.A., Szykman Gunther, M., Wildt, D.E., Somers, M.J. & Maldonado, J.E.  2009. Sampling error in non-invasive genetic analyses of an endangered social carnivore. Conservation Genetics 10: 2005–2007. DOI 10.1007/s10592-009-9880-6

 

Dalerum, F., Cameron, E.Z., Kunkel, K.E. & Somers, M.J. 2009. Diversity and depletions in continental carnivore guilds: implications for prioritizing global carnivore conservation. Biology Letters 5: 35-38. DOI: 10.1098/rsbl.2008.0520

 

Houser, A-M., Somers, M.J., Boast, L.K., Klein, R.A. & Good, K.M. 2009. Spoor density as a measure of true density of a known population of free ranging wild cheetah in Botswana. Journal of Zoology, London 278: 108–115. DOI: 10.1111/j.1469-7998.2009.00554.x

 

Do Linh San, E., Malongwe, N.B., Fike, B., Somers, M.J. & Walters, M. 2009. Autumn diet of black-backed jackals (Canis mesomelas) in the thicket biome of South Africa. Wildlife Biology in Practice 5(2): 96-103.

 

Graf, J., Somers, M.J., Szykman, M. & Slotow, R. 2009. Heterogeneity in the density and distribution of spotted hyaenas in Hluhluwe-iMfolozi Park, South Africa. Acta Therioligica 54(4): 333-343. 

 

Houser, A-M., Somers, M.J. & Boast, L.K. 2009. Home range use of free ranging cheetah on farm and conservation land in Botswana. South African Journal of Wildlife Research. 39(1): 11-22.

 

Hayward, M.W. & M. Somers, M.J. (Eds.) 2009. Reintroduction of Top-Order Predators, 1st edition. Wiley-Blackwell Publishing, Oxford. ISBN 978-1-4051-7680-4

 

Somers, M.J. & Gusset, M. 2009. The role of social behaviour in carnivore reintroductions. In: Reintroduction of Top-Order Predators, 1st edition. Edited by M. Hayward and M. Somers. 2009 Wiley-Blackwell Publishing, Oxford. ISBN 978-1-4051-7680-4.

 

Hayward, M.W. & Somers, M.J. 2009. Reintroduction of Top-order Predators: Using Science to restore one of the drivers of biodiversity. In: Reintroduction of Top-Order Predators, 1st edition. Edited by M. Hayward and M. Somers. 2009. Wiley-Blackwell Publishing, Oxford. ISBN 978-1-4051-7680-4

 

Marnewick, K., Hayward, M.W., Cilliers, D. & Somers, M.J. 2009. Survival of cheetahs relocated from ranchland to fenced protected areas in South Africa. In: Reintroduction of Top-Order Predators, 1st edition. Edited by M. Hayward and M. Somers. 2009. Wiley-Blackwell Publishing, IOxford. SBN 978-1-4051-7680-4

 

Somers, M.J., Graf, J.A., Szykman, M., Slotow, R. & Gusset, M. 2008. Dynamics of a small re-introduced population of wild dogs over 25 years: Allee effects and the implications of sociality for endangered species’ recovery. Oecologia. 158: 239-247. DOI 10.1007/s00442-008-1134-7

 

Dalerum, F., Somers, M.J., Kunkel, K.E. & Cameron, E.Z. 2008. The potential for large carnivores to act as biodiversity surrogates in southern Africa. Biodiversity and Conservation. 17: 2939–2949. DOI: 10.1007/s10531-008-9406-4.

 

Mgobozi, M., Somers, M.J. & Dippenaar-Schoeman, A. 2008. Spider responses to alien plant invasion: the effect of short- and long-term Chromolaena odorata invasion and management. Journal of Applied Ecology. 45: 1189–1197.  DOI: 10.1111/j.1365-2664.2008.01486.x

 

Trinkel, M., Ferguson, N., Reid, A., Reid, C., Somers, M., Turelli, L., Graf, J., Szykman, M., Cooper, D., Haverman, P., Kastberger, G., Packer, C. & Slotow, R. 2008. Translocating new lions into an inbred lion population in the Hluhluwe-iMfolozi Park, South Africa. Animal Conservation. 11(2): 138-143.

 

Gusset, M., Maddock, A.H., Szykman, M., Gunther, G.J., Slotow, R., Walters, M.  & Somers, M.J. 2008. Conflicting human interests over the re-introduction of endangered wild dogs in South Africa. Biodiversity and Conservation. 17: 83-101.

 

Gusset, M., Ryan, S.J., Hofmeyr, M., Van Dyk, G., Davies-Mostert, H.T., Graf, J.A., Owen, C., Szykman, M., Macdonald, D.W., Monfort, S.L., Wildt, D.E., Maddock, A.H., Mills, M.G.L., Slotow, R. & Somers, M.J. 2008. Efforts going to the dogs? Evaluating attempts to re-introduce endangered wild dogs in South Africa. Journal of Applied Ecology. 45: 100-108.

 

Jumbam, K.R., Terblanche, J.S., Deere, J.A., Somers, M.J. & Chown, S.L. 2008. Critical thermal limits and their responses to acclimation in two sub-Antarctic spiders: Myro kerguelenensis and Prinerigone vagans. Polar Biology. 31: 215-220.

 

Woodroffe, R., Davies-Mostert, H. Ginsberg, J., Graf, J. Leigh, K. McCreery, K. Mills, M.G.L., Pole, A., Rasmussen, G., Robbins, R., Somers, M. & Szykman, M. 2007. Rates and causes of mortality in endangered African wild dogs Lycaon pictus: lessons for management and monitoring. Oryx  41(2): 215-223.

 

Nakin, M.D.V. & Somers, M.J. 2007. Shell availability and use by the hermit crab Clibanarius virescens along the Eastern Cape coast, South Africa. Acta Zoologica Academiae Scientiarum Hungaricae 53(2): 149-155.

 

Nel, J.A.J. & Somers, M.J. 2007. Distribution and habitat choice of Cape clawless otters, Aonyx capensis, in South Africa. South African Journal of Wildlife Research 37(1): 61-70.

 

Roberts, P.D., Somers, M.J., White, R.M. & Nel, J.A.J. 2007. Diet of the South African large-spotted genet Genetta tigrina (Carnivora, Viverridae) in a coastal dune forest. Acta Theriologica. 52(1): 45-53.

 

Saleni, P., Gusset, M., Graf, J.A., Szykman, M., Walters, M. & Somers, M.J. 2007. Refuges in time: temporal avoidance of interference competition in endangered wild dogs Canid News 10:2.

 

Do Linh San, E. & Somers M.J. 2006. Mongooses on the move: an apparent case of interspecific cooperative vigilance between carnivores. South African Journal of Wildlife Research. 36(2): 201-203.

 

Gusset, M., Slotow, R. & Somers, M.J. 2006. Divided we fail: the importance of social integration for the re-introduction of endangered African wild dogs (Lycaon pictus). Journal of Zoology, London. 270: 502-511.

 

Graf, J.A., Gusset, M., Reid, C, Janse van Rensburg, S., Slotow, R. & Somers, M.J.  2006. Evolutionary ecology meets wildlife management: artificial group augmentation in the re-introduction of endangered African wild dogs (Lycaon pictus). Animal Conservation. 9: 398-403.

 

Gusset, M., Graf, J. & Somers, M.J. 2006. The re-introduction of endangered wild dogs into Hluhluwe-iMfolozi Park, South Africa: an update on the first 25 years. Re-introduction NEWS. 25: 31-33.

 

Walters, M., Milton, S.J., Somers, M.J. & Midgley, J.J. 2005. Factors affecting post-dispersal fate of seeds in an African savanna: an experimental approach. South African Journal of Wildlife Research 35(2): 191-199.

 

Dumalisile, L., Somers, M.J., Walters, M. & Nel, J.A.J. 2005. Tourists' willingness to pay to view otters along the Wild Coast, South Africa: a potential for increased ecotourism. The Journal for Transdisciplinary Studies in Southern Africa. 1(1): 97-106.

 

Somers, M.J. & Nel, J.A.J. 2004. Movement patterns and home range size of Cape clawless otters (Aonyx capensis), affected by high food density patches. Journal of Zoology, London. 262: 91-98.

 

Somers, M.J. & Nel, J.A.J. 2004. Habitat selection by the Cape clawless otter (Aonyx capensis) in rivers in the Western Cape Province, South Africa. African Journal of Ecology. 42: 298-305.

 

Moehrenschlager, A. & Somers, M. 2004. Canid reintroductions and metapopulation management. In C. Sillero-Zubiri, M. Hoffmann, and D.W. Macdonald (eds.) Canids: foxes, wolves, jackals, and dogs. Status survey and conservation action plan. IUCN/SSC Canid Specialist Group, Gland, Switzerland and Cambridge, UK.

 

Walters, M., Midgley, J.J. & Somers, M.J. 2004. Effects of fire and fire intensity on the germination and establishment of Acacia karroo, Acacia nilotica, Acacia luederitzii and Dichrostachys cinerea in the field. BMC Ecology 4: 3.

 

Somers, M.J. & Nel, J.A.J.  2003. Diet in relation to prey of Cape clawless otters in two rivers in the Western Cape Province, South Africa. African Zoology 38(2). 317-326.

 

Nel, J.A.J. & Somers, M.J. 2002. The status of otters in Africa: an assessment. Pp 258-266 In: Otter conservation - an example for a sustainable use of wetlands. Proceedings of the VIIth International Otter Symposium. Eds. R. Dulfer, J. Conroy, J. Nel, A. Gutleb. IUCN Otter Specialist Group Bulletin Vol. 19A (Special Issue).

 

Somers, M.J. 2001. Wild dog Wanderlust. Wildside. 1(7): 4-7.

 

Somers, M.J. 2000. Foraging behaviour of Cape clawless otters (Aonyx capensis) in a marine habitat. Journal of Zoology, London 252(4): 473-480.

 

Somers, M.J. 2000. Seasonal variation in the diet of Cape clawless otters (Aonyx capensis) in a marine habitat. African Zoology 35(2): 261-268.

 

Somers, M.J. & Maddock, A.H. 1999. Painted dogs in Zululand. African Wildlife 53(5): 24-26.

 

van Niekerk, C.H., Somers, M.J. & Nel, J.A.J. 1998. Freshwater availability and distribution of Cape clawless otter spraints and resting places along the south-west coast of South Africa. South African Journal of Wildlife Research 28(3): 68-72.

 

Rowe-Rowe, D.T. & Somers, M.J. 1998. Diet, foraging behaviour and coexistence of African otters and the water mongoose. Symposia of The Zoological Society of London No. 71. 215-227.

 

Somers, M.J. & Rasa, O.A.E. 1997. A causal analysis of the relationships between behaviour patterns of free living warthogs. Zeitschrift für Säugetierkunde 62(2): 93-98.

 

Somers, M.J. 1997. The sustainability of harvesting a warthog population: assessment of management options using simulation modelling. South African Journal of Wildlife Research 27(2): 37-43.

 

Somers, M.J. 1997. Activity patterns and activity budgets of warthogs (Phacochoerus aethiopicus) in the Eastern Cape Province, South Africa. African Journal of Ecology 35: 73-79.

 

Somers, M.J. 1997. Cape clawless otter Aonyx capensis. Pp 200-201. In: The Complete Book of Southern African Mammals, (Eds. Mills, M.G.L. & Hess, L.). Struik Publishers. 356 pp.

 

Somers, M.J. 1997. Warthog Phacochoerus aethiopicus. Pp 246-247. In: The Complete Book of Southern African Mammals, (Eds. Mills, M.G.L. & Hess, L.). Struik Publishers. 356 pp.

 

Somers, M.J. & Nel, J.A.J. 1996. Otters in the Eastern Cape. Pelea. 15: 56-62.

 

Somers, M.J. 1996. Cape clawless otters associated with the Riviersonderend and Breede Rivers. Pp 108-111. In: The Riviersonderend: Situation assessment, with specific reference to the effects of Tweewaterskloof Dam on the riverine ecosystem, (Eds, Ractliffe, G., Snaddon, K. & Brown, C.) Department of Water Affairs and Forestry, Cape Town.

 

Somers, M.J. 1996. The Warthog (Phacochoerus aethiopicus). SA Game & Hunt 2(1): 6-7.

 

Somers, M.J. 1996. Book Review: Reuther, C. & Rowe-Rowe, D. (eds.) 1995. Proceedings VI. International Otter Colloquium Pietermaritzburg 1993. - Habitat No. 11, Hankensbüttel. South African Journal of Wildlife Research 26(3): 98.

 

Nel, J.A.J. & Somers, M.J. 1996. Predators along the water’s edge. University of Stellenbosch. 6 pp.

 

Somers, M.J. & Purves, M.G. 1996. Trophic overlap between three syntopic semi-aquatic carnivores: Cape clawless otter, spotted-necked otter, and water mongoose. African Journal of Ecology 34: 158-166.

 

Somers, M.J. & Nel, J.A.J. 1995. Otters as biological indicators of freshwater systems in South Africa: project description and some preliminary results. Habitat 11: 18-21.

 

Davis, G. & Somers, M.J. (eds.) 1995. Conservation of southern Africa's wild living resources: Exploitation, sustainability and ethics. Proceedings of a one day symposium in May 1995. The South African Institute of Ecologists and Environmental Scientists, The Southern African Wildlife Management Association & The Marine Science Society of Southern Africa. Cape Town. 43 pp.

 

Somers, M.J., Rasa, O.A.E. & Penzhorn, B.L. 1995. Group structure and social behaviour of warthogs Phacochoerus aethiopicus. Acta Theriologica 40(3): 257-281.

 

Somers, M.J., Penzhorn, B.L. & Rasa, O.A.E. 1994. Home range size, range use and dispersal of warthogs in the eastern Cape, South Africa. Journal of African Zoology 108(4): 361-373.

 

Somers, M.J. 1993. Scent marking in the suni. Custos 21(11): 15-17.

 

Somers, M.J. & Fike, B. 1993. Aspects of the management of warthogs in the Andries Vosloo Kudu Reserve with implications for surrounding areas. Pelea 12: 63-70.

 

Somers, M.J. & Nel, J.A.J. 1993. National otter survey. African Wildlife 47(4): 183.

 

Somers, M.J. & Nel, J.A.J. 1993. Otters on trail. Hiking Africa 6: 6-7.

 

Somers, M.J. 1992. Warthog carcass yields in the Andries Vosloo Kudu Reserve. Pelea 11: 61-62.

 

Somers, M.J. & Penzhorn, B.L. 1992. Reproduction in a reintroduced warthog population in the eastern Cape Province. South African Journal of Wildlife Research 22(3): 57-60.

 

Somers, M.J., Rasa, O.A.E. & Apps, P.J. 1990. Marking behaviour and dominance in Suni antelope (Neotragus moschatus). Zeitschrift für Säugetierkunde 55(5): 340-352.

 

Other:

Somers, M.J. (ed.) 1994-1999. Newsletter of the Southern African Wildlife Management Association. Southern African Wildlife Management Association.

 

Somers, M.J. (Ed.). 2007-2011. South African Journal of Wildlife Research. Southern African Wildlife Management Association.