Comparative changes in density and demography of large herbivores in the Masai Mara Reserve and its surrounding human-dominated pastoral ranches in Kenya

Biodiversity and Conservation

Volumn 21, Issue 6, 2012, Pages 1509-1530

  Bhola, Nina ^a   Ogutu, Joseph O ^b   Piepho, Hans Peter ^b   Said, Mohamed Y ^c   Reid, Robin S ^d   Hobbs, N Thompson ^d   Olff, Han ^a  

^a UNIVERSITY OF GRONINGEN   (Netherlands)

^b UNIVERSITY OF HOHENHEIM   (Germany)

^c INTERNATIONAL LIVESTOCK RESEARCH INSTITUTE   (Kenya)

^d Department of Environmental and Radiological Health Sciences   (United States)

Author keywords

Distribution; Large herbivores; Pastoralism; Protection; Seasonal movements

Indexed keywords

AERIAL SURVEY; ANTHROPOGENIC EFFECT; BODY SIZE; DEMOGRAPHIC TRANSITION; DISPERSAL; DOMINANCE; ECOLOGICAL IMPACT; FORAGE; GRAZING; HABITAT CORRIDOR; HABITAT FRAGMENTATION; HABITAT LOSS; HABITAT MANAGEMENT; HERBIVORE; LAND USE CHANGE; MOVEMENT; PASTORALISM; POPULATION DENSITY; PREDATION RISK; PROTECTED AREA; RANCHING; SAVANNA; UNGULATE; WILD POPULATION;

KENYA; MASAI MARA NATIONAL RESERVE; RIFT VALLEY;

DAMALISCUS LUNATUS; DAMALISCUS LUNATUS KORRIGUM; PHACOCHOERUS; PHACOCHOERUS AFRICANUS; POACEAE;

EID: 84860364802     PISSN: 09603115     EISSN: 15729710     Source Type: Journal    
DOI: 10.1007/s10531-012-0261-y     Document Type: Article

References (80)

1. Anderson TM, Ritchie ME, Mayemba E, Eby S, Grace JB, McNaughton SJ (2007) Forage nutritive quality in the Serengeti ecosystem: the roles of fire and herbivory. Am Nat 170: 343-357.
2. Anderson TM, Hopcraft JGC, Eby S, Ritchie M, Grace JB, Olff H (2010) Landscape-scale analyses suggest both nutrient and antipredator advantages to Serengeti herbivore hotspots. Ecology 91: 1519-1529.
3. Augustine DJ, Veblen KE, Goheen JR, Riginos C, Young TP (2010) Pathways for positive cattle-wildlife interactions in semi-arid rangelands. Smithsonian Contributions Zool 632: 55-71.
4. Ben-Shahar R, Coe MJ (1992) The relationships between soil factors grass nutrients and the foraging behaviour of wildebeest and zebra. Oecologia 90: 422-428.
5. Bro-Jørgensen J, Durant SM (2003) Mating strategies of topi bulls: getting in the centre of attention. Anim Behav 65: 585-594.
6. Broten MD, Said M (1995) Population trends of ungulates in and around Kenya's Maasai Mara Reserve. In: Sinclair ARE, Arcese P (eds) Serengeti II: dynamics management and conservation of an ecosystem. University of Chicago Press Chicago, Illinois, pp 169-193.
7. Butt B, Shortridge A, WinklerPrins AMGA (2009) Pastoral herd management drought coping strategies and cattle mobility in southern Kenya. Ann Assoc Am Geogr 99: 309-334.
8. Caro TM (1999a) Demography and behaviour of African mammals subject to exploitation. Biol Cons 91: 91-97.
9. Caro TM (1999b) Densities of mammals in partially protected areas: the Katavi ecosystem of western Tanzania. J Appl Ecol 36: 205-217.
10. Coe MJ, Cumming DH, Phillipson J (1976) Biomass and production of large African herbivores in relation to rainfall and primary production. Oecologia 22: 341-354.
11. Coughenour MB (2008) Causes and consequences of herbivore movement in landscape ecosystems. In: Galvin KA, Reid RS, Hobbs RH, Behnke HT (eds) Fragmentation in semi-arid and arid landscapes: consequences for human and natural systems. Springer, Dordrecht, pp 45-91.
12. Cromsigt J, Olff H (2006) Resource partitioning among savanna grazers mediated by Local heterogeneity: an experimental approach. Ecology 87: 1532-1541.
13. Demment MW, van Soest PJ (1985) A nutritional explanation for body-size patterns of ruminant and nonruminant herbivores. Am Nat 125: 641-672.
14. Draper NR, Smith H (1998) Applied regression analysis. John Wiley and Sons, New York.
15. Epp HJ, Agatsiva J (1980) Habitat types of the Mara-Narok area western Kenya. Kenya Rangelands Ecological Monitoring Unit (KREMU), Nairobi.
16. Fritz H, Duncan P (1994) On the carrying-capacity of large ungulates of African savanna ecosystems. Proc R Soc Lond (Biol) 256: 77-82.
17. Fryxell JM (1991) Forage quality and aggregation by large herbivores. Am Nat 138: 478-498.
18. Fryxell JM, Wilmshurst JF, Sinclair ARE, Haydon DT, Holt RD, Abrams PA (2005) Landscape scale, heterogeneity, and the viability of Serengeti grazers. Ecol Lett 8: 328-335.
19. Galvin KA, Reid R, Behnke RH, Hobbs NT (eds) (2008) Fragmentation in semi-arid and arid landscapes: consequences for human and natural systems. Springer, Dordrecht.
20. Georgiadis NJ, Olwero JGN, Ojwang G, Romanach SS (2007) Savanna herbivore dynamics in a livestock-dominated landscape: I. Dependence on land use rainfall density and time. Biol Cons 137: 461-472.
21. Grange S, Duncan P, Gaillard J-M, Sinclair ARE, Gogan PJP, Packer C, Hofer H, East M (2004) What limits the Serengeti zebra population? Oecologia 140: 523-532.
22. Gwynne MD, Bell RHV (1968) Selection of vegetation components by grazing ungulates in the Serengeti national park. Nature 220: 390-393.
23. Homewood K, Lambin EF, Coast E, Kariuki A, Kikula I, Kivelia J, Said M, Serneels S, Thompson M (2001) Long-term changes in Serengeti-Mara wildebeest and land cover: Pastoralism population or policies? Proc Natl Acad Sci 98: 12544-12549.
24. Homewood K, Kristjanson P, Trench PC (2009) Changing land use, livelihoods and wildlife conservation in Masailand. In: Homewood K, Kristjanson P, Trench PC (eds) Staying Masai? Livelihoods, conservation and development in East African rangelands. NewYork, Springer, pp 1-42.
25. Hopcraft JCG, Sinclair ARE, Packer C (2005) Planning for success: Serengeti lions seek prey accessibility rather than abundance. J Anim Ecol 74: 559-566.
26. Hopcraft JGC, Olff H, Sinclair ARE (2010) Herbivores resources and risks: alternating regulation along primary environmental gradients in savannas. Trends Ecol Evol 25: 119-128.
27. Hopcraft JGC, Anderson TM, Pérez Vila S, Mayemba E, Olff H (2011) Body size and the division of niche space: food and predation differentially shape the distribution of Serengeti grazers. J Anim Ecol. doi: 10. 1111/j. 1365-2656. 2011. 01885. x.
28. Illius AW, Gordon IJ (1992) Modelling the nutritional ecology of ungulate herbivores: evolution of body size and competitive interactions. Oecologia 89: 428-434.
29. Kanga EM, Ogutu JO, Olff H, Piepho H-P (2011) Hippopotamus and livestock grazing: influences on riparian vegetation and facilitation of other herbivores in the Mara Region of Kenya. Landscape Ecol Eng. doi: 10. 1007/s11355-011-0175-y.
30. Lamprey RH, Reid RS (2004) Expansion of human settlement in Kenya's Maasai Mara: what future for pastoralism and wildlife? J Biogeog 31: 997-1032.
31. Lesnoff M, Lancelot R (2010) aod: analysis of overdispersed data R package version 12 URL http://cranr-projectorg/package=aod.
32. Maddock L (1979) The migration and grazing succession In: Sinclair, ARE, Norton-Griffiths M (eds) Serengeti: dynamics of an ecosystem University of Chigaco Press, Chicago, Illinois, pp 105-129.
33. McNaughton SJ (1976) Serengeti migratory wildebeest facilitation of energy flow by grazing. Science 191: 92-94.
34. Msoffe FU, Kifugo SK, Said MY, Neselle MO, van Gardingen P, Reid RS, Ogutu JO, Herero M, deLeeuw J (2011) Drivers and impacts of land-use change in the Maasai Steppe of northern Tanzania: an ecological-social-political analysis. J Land Use Sci. doi: I: 10. 1080/1747423X. 2010. 511682.
35. Muchiru, AN, Western, DJ. Reid, RS (2008) The role of abandoned pastoral settlements in the dynamics of African large herbivore communities. Journal of Arid Environments. 72: 940-952.
36. Murray MG, Brown D (1993) Niche separation of grazing ungulates in the Serengeti-an experimental test. J Anim Ecol 62: 380-389.
37. Mworia JK, Kinyamario JI, Githaiga JM (2008) Influence of cultivation, settlements and water sources on wildlife distribution and habitat selection in south-east Kajiado, Kenya. Environ Conserv 35: 117-124.
38. Newmark WD (1996) Insularization of Tanzanian parks and the local extinction of large mammals. Conserv Biol 10: 1549-1556.
39. Norton-Griffiths M (1978) Counting animals handbook No. 1, 2nd edn. African Wildlife Leadership Foundation, Nairobi.
40. Norton-Griffiths M, Said M, Serneels S, Kaelo, DS, Coughenour M, Lampry RH, Thompson DM, Reid, RS (2008) Land use economics in the Mara Area of the Serengeti Ecosystem. Serengeti III: Human impacts on ecosystem dynamics (eds A. R. E. Sinclair, C. Packer, S. A. R. Mduma & J. M. Fryxell), pp 379-416. University of Chicago Press, Chicago.
41. Odadi WO, Karachi MK, Abdulrazak SA, Young TP (2011) African wild ungulates compete with or facilitate cattle depending on season. Science 333: 1753-1755.
42. Ogutu JO, Bhola N, Reid R (2005) The effects of pastoralism and protection on the density and distribution of carnivores and their prey in the Mara ecosystem of Kenya. J Zool 265: 281-293.
43. Ogutu JO, Bhola N, Piepho H-P, Reid R (2006) Efficiency of strip-and line-transect surveys of African savanna mammals. J Zool 269: 149-160.
44. Ogutu JO, Piepho H-P, Dublin HT, Bhola N, Reid RS (2007) El Nino-Southern Oscillation rainfall temperature and Normalized Difference Vegetation Index fluctuations in the Mara-Serengeti ecosystem. Afr J Ecol 46: 132-143.
45. Ogutu JO, Piepho H-P, Dublin HT, Bhola N, Reid RS (2008) Rainfall influences on ungulate population abundance in the Mara-Serengeti ecosystem. J Anim Ecol 77: 814-829.
46. Ogutu JO, Piepho H-P, Dublin HT, Bhola N, Reid RS (2009) Dynamics of Mara-Serengeti ungulates in relation to land use changes. J Zool 278: 1-14.
47. Ogutu JO, Piepho H-P, Reid RS, Rainy ME, Kruska RL, Worden JS, Nyabenge M, Hobbs NT (2010) Large herbivore responses to water and settlements in savannas. Ecol Monogr 80: 241-266.
48. Ogutu JO, Owen-Smith N, Piepho H-P, Said MY (2011) Continuing wildlife population declines and range contraction in the Mara region of Kenya during 1977-2009. J Zool 284: 99-109.
49. Olff H, Ritchie ME, Prins HHT (2002) Global environmental controls of diversity in large herbivores. Nature 415: 901-904.
50. Ottichilo WK (1999) Comparison of sample and total counts of elephant and buffalo in Masai Mara Kenya. Afr J Ecol 37: 435-438.
51. Ottichilo WK, Khaemba WM (2001) Validation of observer and aircraft calibration for aerial surveys of animals. Afr J Ecol 39: 45-50.
52. Ottichilo WK, De Leeuw J, Skidmore AK, Prins HHT, Said MY (2000) Population trends of large non-migratory wild herbivores and livestock in the Masai Mara ecosystem Kenya between 1977 and 1997. Afr J Ecol 38: 202-216.
53. Ottichilo WK, de Leeuw J, Prins HHT (2001) Population trends of resident wildebeest [Connochaetes taurinus hecki (Neumann)] and factors influencing them in the Masai Mara ecosystem Kenya. Biol Cons 97: 271-282.
54. Owen-Smith N (1988) Megaherbivores: The influence of very large body size on ecology Cambridge University Press, Cambridge.
55. Owen-Smith N, Cooper SM (1987) Palatability of woody plants to browsing ruminants in a South African savanna. Ecology 68: 319-331.
56. Pennycuick L, Norton-Griffiths M (1976) Fluctuations in the rainfall of the Serengeti ecosystem, Tanzania. J Biogeogr 3: 239-245.
57. R Development Core Team (2010) R: a language and environment for statistical computing. Viennna, Austria.
58. Rannestad OT, Danielsen T, Moe SR, Stokke S (2006) Adjacent pastoral areas support higher densities of wild ungulates during the wet season than the Lake Mburo National Park in Uganda. J Trop Ecol 22: 675-683.
59. Reid RS, Rainy M, Ogutu J et al (2003) People wildlife and livestock in the Mara ecosystem: Report Mara Count 2002. International Livestock Research Institute, Nairobi.
60. Reid RS, Gichohi H, Said M et al (2008) Fragmentation of a peri-urban Savanna Athi-Kaputiei Plains Kenya. In: Galvin KA, Reid RS, Behnke RH, Hobbs HT (eds) Fragmentation in semi-arid and arid landscapes: consequences for human and natural systems. Springer, Dordrecht, pp 195-224.
61. Reid RS, Nkedianye D, Said MY et al. (2009) Evolution of models to support community and policy action with science: balancing pastoral livelihoods and wildlife conservation in savannas of East Africa. Proc Nat Acad Sci. xx: 1-6.
62. Scholes RJ, Archer SR (1997) Tree-grass interactions in savannas. Annu Rev Ecol Syst 28: 517-544.
63. Sensenig RL, Demment MW, Laca EA (2010) Allometric scaling predicts preferences for burned patches in a guild of East African grazers. Ecology 91: 2898-2907.
64. Serneels S, Lambin EF (2001) Impact of land-use changes on the wildebeest migration in the northern part of the Serengeti-Mara ecosystem. J Biogeogr 28: 391-407.
65. Serneels S, Said MY, Lambin EF (2001) Land cover changes around a major east African wildlife reserve: the Mara Ecosystem (Kenya). Int J Remote Sens 22: 3397-3420.
66. Sinclair ARE (1995) Population limitation of resident herbivores. In: Sinclair ARE, Arcese P (eds) Serengeti II: dynamics, management and conservation of an ecosystem. University of Chicago Press, Chicago, pp 194-219.
67. Sinclair ARE (1998) Natural regulation of ecosystems in protected areas as ecological baselines. Wildl Soc Bull 26: 399-409.
68. Sinclair ARE, Mduma SAR, Arcese P (2000) What determines phenology and synchrony of ungulate breeding in Serengeti? Ecology 81: 2100-2111.
69. Sinclair ARE, Mduma SAR, Arcese P (2002) Protected areas as biodiversity benchmarks for human impact: agriculture and the Serengeti avifauna. Proc R Soc Lond B 269: 2401-2405.
70. Sinclair ARE, Mduma S, Brashares JS (2003) Patterns of predation in a diverse predator-prey system. Nature 425: 288-290.
71. Stelfox JG, Peden DG, Epp H, Hudson RJ, Mbugua SW, Agatsiva JL, Amuyunzu CL (1986) Herbivore dynamics in Southern Narok Kenya. J Wildl Manage 50: 339-347.
72. Stoner C, Caro T, Mduma S, Mlingwa C, Sabuni G, Borner M, Schelten C (2007) Changes in large herbivore populations across large areas of Tanzania. Afr J Ecol 45: 202-215.
73. Thirgood S, Mosser A, Sebastian T, Hopcraft G, Mwangomo E, Mlengeya T, Kilewo M, Fryxell J, Sinclair ARE, Borner M (2004) Can parks protect migratory ungulates? The case of the Serengeti wildebeest. Anim Conserv 7: 113-120.
74. Thompson M, Homewood K (2002) Entrepreneurs, elites and exclusion in Maasailand: trends in wildlife conservation and pastoralist development. Hum Ecol 30: 107-138.
75. Wallgren M, Skarpe C, Bergström R, Danell K, Bergström A, Jakobsson T, Karlsson K, Strand T (2009) Influence of land use on the abundance of wildlife and livestock in the Kalahari Botswana. J Arid Environ 73: 314-321.
76. Watson LH, Owen-Smith N (2000) Diet composition and habitat selection of eland in semi-arid shrubland. Afr J Ecol 38: 130-137.
77. Western D (1975) Water availability and its influence on the structure and dynamics of a savannah large mammal community. Afr J Ecol 13: 265-228.
78. Western D, Groom R, Worden J (2009) The impact of subdivision and sedentarization of pastoral lands on wildlife in an African savanna ecosystem. Biol Cons 142: 2538-2546.
79. Wilmshurst JF, Fryxell JM, Bergman CM (2000) The allometry of patch selection in ruminants. Proc R Soc Lond B 267: 345-349.
80. Wittemyer G, Elsen P, Bean WT, Burton ACO, Brashares JS (2008) Accelerated human population growth at protected area edges. Science 321: 123-126.