메뉴 건너뛰기




Volumn 131, Issue 1, 2006, Pages 106-120

Downward trends in Ngorongoro Crater ungulate populations 1986-2005: Conservation concerns and the need for ecological research

Author keywords

Buffalo; Conservation; Gazelles; Ngorongoro; Population ecology; Serengeti; Tanzania; Ungulates; Wildebeest; Zebra

Indexed keywords

DOMINANCE; HUMAN ACTIVITY; POPULATION DECLINE; PREDATOR; UNGULATE;

EID: 33646151408     PISSN: 00063207     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biocon.2006.02.009     Document Type: Article
Times cited : (64)

References (54)
  • 2
    • 0000744951 scopus 로고
    • Soil factors affecting the distribution of the grassland types and their utilisation by wild animals in Ngorongoro Crater, Tanzania
    • Anderson G.D., and Herlocker D.J. Soil factors affecting the distribution of the grassland types and their utilisation by wild animals in Ngorongoro Crater, Tanzania. J. Ecol. 61 (1973) 627-651
    • (1973) J. Ecol. , vol.61 , pp. 627-651
    • Anderson, G.D.1    Herlocker, D.J.2
  • 4
    • 33646135240 scopus 로고    scopus 로고
    • Annual Reports, 1995-1996, 1997-1998, 1999-2000, 2000-2001. Research and Ecological Monitoring, NCAA. Compiled by V.A. Runyoro.
  • 5
    • 0003065401 scopus 로고
    • A grazing ecosystem in the Serengeti
    • Bell R.H.V. A grazing ecosystem in the Serengeti. Sci. Amer. 224 (1971) 86-93
    • (1971) Sci. Amer. , vol.224 , pp. 86-93
    • Bell, R.H.V.1
  • 6
    • 0036094835 scopus 로고    scopus 로고
    • Addressing management questions for Ngorongoro Conservation Area, Tanzania, using the Savanna modelling system
    • Boone R.B., Coughenour M.B., Galvin K.A., and Ellis J.E. Addressing management questions for Ngorongoro Conservation Area, Tanzania, using the Savanna modelling system. Afr. J. Ecol. 40 (2002) 138
    • (2002) Afr. J. Ecol. , vol.40 , pp. 138
    • Boone, R.B.1    Coughenour, M.B.2    Galvin, K.A.3    Ellis, J.E.4
  • 7
    • 33646130338 scopus 로고    scopus 로고
    • Chuwa, S., Moehlman, P.D., 1996. The Vegetation of Ngorongoro Crater (1:50,000 map). Unpublished.
  • 8
    • 0022194567 scopus 로고
    • A nutritional explanation for body-size patterns of ruminant and non-ruminant herbivores
    • Demment M.W., and van Soest P.J. A nutritional explanation for body-size patterns of ruminant and non-ruminant herbivores. Am. Nat. 125 (1985) 641-672
    • (1985) Am. Nat. , vol.125 , pp. 641-672
    • Demment, M.W.1    van Soest, P.J.2
  • 9
    • 33646135942 scopus 로고    scopus 로고
    • Deocampo, D., 1999. Preliminary evaluation of surface water hydrology between Lerai and Ngoitoktok, Ngorongoro Crater, Tanzania. In: Estes, R.D. (Ed.), 2002. Ngorongoro Crater Ungulate Study 1996-2000, p. 12.
  • 10
    • 0002496209 scopus 로고
    • The ecology and epidemiology of rinderpest virus in Serengeti and Ngorongoro conservation areas
    • Sinclair A.R.E., and Arcese P. (Eds), Univ. Chicago Press, Chicago, London
    • Dobson A. The ecology and epidemiology of rinderpest virus in Serengeti and Ngorongoro conservation areas. In: Sinclair A.R.E., and Arcese P. (Eds). Serengeti II (1995), Univ. Chicago Press, Chicago, London 485-505
    • (1995) Serengeti II , pp. 485-505
    • Dobson, A.1
  • 11
    • 33646126864 scopus 로고    scopus 로고
    • Dublin, H.T., 1994. The drought of '93 in the Masai Mara. Antelope Specialist Group Gnusletter 13(1&2). IUCN/SSC, Gland, Switzerland.
  • 12
    • 0008362849 scopus 로고
    • Behaviour and life history of the wildebeest (Connochaetes taurinus Burchell)
    • Estes R.D. Behaviour and life history of the wildebeest (Connochaetes taurinus Burchell). Nature 212 (1966) 999-1000
    • (1966) Nature , vol.212 , pp. 999-1000
    • Estes, R.D.1
  • 13
    • 0001212209 scopus 로고
    • The comparative behavior of Grant's and Thomson's gazelles
    • Estes R.D. The comparative behavior of Grant's and Thomson's gazelles. J. Mammal. 48 (1967) 189-209
    • (1967) J. Mammal. , vol.48 , pp. 189-209
    • Estes, R.D.1
  • 14
    • 84989993533 scopus 로고
    • Territorial behavior of the wildebeest (Connochaetes taurinus Burchell, 1823)
    • Estes R.D. Territorial behavior of the wildebeest (Connochaetes taurinus Burchell, 1823). Z. Tierpsychol. 26 (1969) 284-370
    • (1969) Z. Tierpsychol. , vol.26 , pp. 284-370
    • Estes, R.D.1
  • 15
    • 84990113654 scopus 로고
    • The significance of breeding synchrony in the wildebeest
    • Estes R.D. The significance of breeding synchrony in the wildebeest. E. Afr. Wild. J. 14 (1976) 135-152
    • (1976) E. Afr. Wild. J. , vol.14 , pp. 135-152
    • Estes, R.D.1
  • 16
    • 33646155702 scopus 로고    scopus 로고
    • Estes, R.D., 2002. The Ngorongoro Crater Ungulate Study, 1996-2000. Final Report, Part 1, p. 43.
  • 17
    • 0018475222 scopus 로고
    • The birth and survival of wildebeest calves
    • Estes R.D., and Estes R.K. The birth and survival of wildebeest calves. Z. Tierpsychol. 50 (1979) 45-95
    • (1979) Z. Tierpsychol. , vol.50 , pp. 45-95
    • Estes, R.D.1    Estes, R.K.2
  • 18
    • 0001778180 scopus 로고
    • Prey selection and hunting behavior of the African wild dog
    • Estes R.D., and Goddard J. Prey selection and hunting behavior of the African wild dog. J. Wildlife Manage. 31 (1967) 52-70
    • (1967) J. Wildlife Manage. , vol.31 , pp. 52-70
    • Estes, R.D.1    Goddard, J.2
  • 19
    • 84990166396 scopus 로고    scopus 로고
    • Estes, R.D., Small, R., 1981. The large herbivore populations of Ngorongoro Crater. In: Proceedings of the Fourth Annual African Wildlife Symposium. Afr. J. Ecol. 19, pp. 175-185.
  • 22
    • 0002717108 scopus 로고
    • Ecology, demography and behavior of lions in two contrasting habitats: Ngorongoro Crater and the Serengeti Plains
    • Sinclair A.R.E., and Arcese P. (Eds), University of Chicago Press, Chicago
    • Hanby J.P., Bygott J.D., and Packer C. Ecology, demography and behavior of lions in two contrasting habitats: Ngorongoro Crater and the Serengeti Plains. In: Sinclair A.R.E., and Arcese P. (Eds). Serengeti II (1995), University of Chicago Press, Chicago 315-331
    • (1995) Serengeti II , pp. 315-331
    • Hanby, J.P.1    Bygott, J.D.2    Packer, C.3
  • 23
    • 33646128162 scopus 로고    scopus 로고
    • Henderson, L., 2002. Problem plants in Ngorongoro Conservation Area. Final Report to NCAA.
  • 25
    • 0003156268 scopus 로고
    • Ecology of pastoralism in Ngorongoro Conservation Area, Tanzania
    • Homewood K., Rodgers W.A., and Arhem K. Ecology of pastoralism in Ngorongoro Conservation Area, Tanzania. J. Agric. Sci. 108 (1987) 47-72
    • (1987) J. Agric. Sci. , vol.108 , pp. 47-72
    • Homewood, K.1    Rodgers, W.A.2    Arhem, K.3
  • 26
    • 0036111906 scopus 로고    scopus 로고
    • The response of spotted hyaenas to long-term changes in prey populations: functional response and interspecific kleptoparasitism
    • Höner O., Wachter B., East M.L., and Hofer H. The response of spotted hyaenas to long-term changes in prey populations: functional response and interspecific kleptoparasitism. J. Anim. Ecol. 71 (2002) 236-246
    • (2002) J. Anim. Ecol. , vol.71 , pp. 236-246
    • Höner, O.1    Wachter, B.2    East, M.L.3    Hofer, H.4
  • 27
    • 14844310352 scopus 로고    scopus 로고
    • The effect of prey abundance and foraging tactics on the population dynamics of a social, territorial carnivore, the spotted hyena
    • Höner O.P., Wachter B., East M.L., Runyoro V.A., and Hofer H. The effect of prey abundance and foraging tactics on the population dynamics of a social, territorial carnivore, the spotted hyena. Oikos 108 (2005) 544-554
    • (2005) Oikos , vol.108 , pp. 544-554
    • Höner, O.P.1    Wachter, B.2    East, M.L.3    Runyoro, V.A.4    Hofer, H.5
  • 28
    • 13744263326 scopus 로고    scopus 로고
    • Principal management issues in the Ngorongoro Conservation Area
    • Thompson D.M. (Ed), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK
    • Kijazi A. Principal management issues in the Ngorongoro Conservation Area. In: Thompson D.M. (Ed). Multiple Land-Use: The Experience of the Ngorongoro Conservation Area, Tanzania (1997), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK 33-44
    • (1997) Multiple Land-Use: The Experience of the Ngorongoro Conservation Area, Tanzania , pp. 33-44
    • Kijazi, A.1
  • 30
    • 33646153212 scopus 로고    scopus 로고
    • Top-down population regulation of a top predator: lions in the Ngorongoro Crater
    • Kissui B.J., and Packer C. Top-down population regulation of a top predator: lions in the Ngorongoro Crater. Proc. R. Soc. Lond. B 188 (2004) 1-8
    • (2004) Proc. R. Soc. Lond. B , vol.188 , pp. 1-8
    • Kissui, B.J.1    Packer, C.2
  • 31
    • 0014146447 scopus 로고
    • Soziale organisation und Verhalten freilebender Steppenzebras (Equus quagga)
    • Klingel H. Soziale organisation und Verhalten freilebender Steppenzebras (Equus quagga). Z. Tierpsychol. 27 (1967) 580-624
    • (1967) Z. Tierpsychol. , vol.27 , pp. 580-624
    • Klingel, H.1
  • 33
    • 2542427728 scopus 로고    scopus 로고
    • Giving conservation a human face
    • Chatty D., and Colester-Berghahn M. (Eds), Oxford U. Press, Oxford
    • McCabe J.T. Giving conservation a human face. In: Chatty D., and Colester-Berghahn M. (Eds). Displacement, Forced Settlement and Conservation (2002), Oxford U. Press, Oxford 61-76
    • (2002) Displacement, Forced Settlement and Conservation , pp. 61-76
    • McCabe, J.T.1
  • 34
    • 0032699743 scopus 로고    scopus 로고
    • Food regulates the Serengeti wildebeest: a 40-year record
    • Mduma S.A., Sinclair A.R.E., and Hilborn R. Food regulates the Serengeti wildebeest: a 40-year record. J. Anim. Ecol. 68 (1999) 1101-1122
    • (1999) J. Anim. Ecol. , vol.68 , pp. 1101-1122
    • Mduma, S.A.1    Sinclair, A.R.E.2    Hilborn, R.3
  • 35
    • 33646142002 scopus 로고    scopus 로고
    • Mills, A., 2002. Soil salinity and dieback of trees in Lerai Forest. Report to NCAA.
  • 36
    • 33646160928 scopus 로고    scopus 로고
    • Mills, A., 2003. Soil properties and the proliferation of Bidens schimperi in Ngorongoro Crater. Report to NCAA.
  • 37
    • 33646157226 scopus 로고    scopus 로고
    • Vegetation change
    • Thompson D.M. (Ed), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK
    • Misana S.B. Vegetation change. In: Thompson D.M. (Ed). Multiple Land-Use: the Experience of the Ngorongoro Conservation Area, Tanzania (1997), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK 97-109
    • (1997) Multiple Land-Use: the Experience of the Ngorongoro Conservation Area, Tanzania , pp. 97-109
    • Misana, S.B.1
  • 38
    • 0002694854 scopus 로고    scopus 로고
    • Wildlife population trends in the Ngorongoro Crater
    • Thompson D.M. (Ed), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK
    • Moehlman P.D., Runyoro V.A., and Hofer H. Wildlife population trends in the Ngorongoro Crater. In: Thompson D.M. (Ed). Multiple Land-Use: the Experience of the Ngorongoro Conservation Area, Tanzania (1997), IUCN Protected Areas Programme, IUCN, Gland, Switzerland and Cambridge, UK 59-70
    • (1997) Multiple Land-Use: the Experience of the Ngorongoro Conservation Area, Tanzania , pp. 59-70
    • Moehlman, P.D.1    Runyoro, V.A.2    Hofer, H.3
  • 39
    • 0027386316 scopus 로고
    • Niche separation of grazing ungulates in the Serengeti: an experimental test
    • Murray M.G., and Brown D. Niche separation of grazing ungulates in the Serengeti: an experimental test. J. Anim. Ecol. 62 (1993) 380-389
    • (1993) J. Anim. Ecol. , vol.62 , pp. 380-389
    • Murray, M.G.1    Brown, D.2
  • 40
    • 0035150728 scopus 로고    scopus 로고
    • Population trends of resident wildebeest (Connochaetes taurinus hecki (Neumann) and factor s influencing them in the Masai Mara ecosytem, Kenya
    • Ottichilo W.K., de Leeuw J., and Prins H.H.T. Population trends of resident wildebeest (Connochaetes taurinus hecki (Neumann) and factor s influencing them in the Masai Mara ecosytem, Kenya. Biol. Conserv. 97 (2001) 271-282
    • (2001) Biol. Conserv. , vol.97 , pp. 271-282
    • Ottichilo, W.K.1    de Leeuw, J.2    Prins, H.H.T.3
  • 41
    • 84990115168 scopus 로고
    • The feeding ecology of wildebeest and zebra in Athi-Kaputei plains
    • Owago M.L. The feeding ecology of wildebeest and zebra in Athi-Kaputei plains. E. A. Wildlife J. 13 (1975) 375-383
    • (1975) E. A. Wildlife J. , vol.13 , pp. 375-383
    • Owago, M.L.1
  • 42
    • 0004682714 scopus 로고    scopus 로고
    • Competition between wildlife and livestock in Africa
    • Prins H.H.T., Grootenhuis G., and Dolan T. (Eds), Kluwer Academics, Boston
    • Prins H.H.T. Competition between wildlife and livestock in Africa. In: Prins H.H.T., Grootenhuis G., and Dolan T. (Eds). Conservation of Wildlife by Sustainable Use (1999), Kluwer Academics, Boston 51-80
    • (1999) Conservation of Wildlife by Sustainable Use , pp. 51-80
    • Prins, H.H.T.1
  • 43
    • 33646159226 scopus 로고    scopus 로고
    • Runyoro, V.A., 1999. 1998 Aerial boma count, 1999 people and livestock census, and human population trend between 1954 and 1999 in the NCA. Report from the Research and Planning Unit, Ngorongoro Conservation Area Authority.
  • 44
    • 0002440998 scopus 로고
    • Long-term trends in the herbivore populations of the Ngorongoro Crater, Tanzania
    • Sinclair A.R.E., and Arcese P. (Eds), Univ. Chicago Press, Chicago
    • Runyoro V.A., Hofer H., Chausi E., and Moehlman P.D. Long-term trends in the herbivore populations of the Ngorongoro Crater, Tanzania. In: Sinclair A.R.E., and Arcese P. (Eds). Serengeti II (1995), Univ. Chicago Press, Chicago 146-168
    • (1995) Serengeti II , pp. 146-168
    • Runyoro, V.A.1    Hofer, H.2    Chausi, E.3    Moehlman, P.D.4
  • 45
    • 0022222441 scopus 로고
    • Does interspecific competition or predation shape the African ungulate community?
    • Sinclair A.R.E. Does interspecific competition or predation shape the African ungulate community?. J. Anim. Ecol. 54 (1985) 899-918
    • (1985) J. Anim. Ecol. , vol.54 , pp. 899-918
    • Sinclair, A.R.E.1
  • 46
    • 0003879077 scopus 로고
    • Sinclair A.R.E., and Norton-Griffiths M. (Eds), U. Chicago Press, Chicago
    • In: Sinclair A.R.E., and Norton-Griffiths M. (Eds). Serengeti - Dynamics of an Ecosystem (1979), U. Chicago Press, Chicago
    • (1979) Serengeti - Dynamics of an Ecosystem
  • 48
    • 33646158145 scopus 로고    scopus 로고
    • Trollope, W.S.W., 1995. Report on the fire ecology of the Ngorongoro Conservation Area in Tanzania with particular reference to the Ngorongoro Crater. Report to NCAA Conservator.
  • 49
    • 33646124886 scopus 로고    scopus 로고
    • Trollope, W.S.W., Trollope, L.A., Estes, R.D., Tlaa, A., 1999. Preliminary report on research conducted to determine the habitat preferences of wild ungulates in the Ngorongoro Crater in Tanzania. Report to NCAA Conservator.
  • 50
    • 33646132449 scopus 로고    scopus 로고
    • Trollope, W.S.W., Trollope, L.A., 2001. Relationship between range condition and the incidence of ticks in the Ngorongoro Crater in Tanzania. Report to NCAA Conservator.
  • 52
    • 33646150376 scopus 로고    scopus 로고
    • Venter, F.J., 2002. Investigation of the hydrology of the Lerai Forest and the Gorigor Swamp in the Ngorongoro Crater, Tanzania. Report to NCAA.
  • 53
    • 33646155258 scopus 로고    scopus 로고
    • Voeten, M.M., 1999. The potential for competition between wild herbivores and livestock in the Masai ecosystem. In: Voeten, M.M. (Ed.), Living with Wildlife: Coexistence of Wildlife and Livestock in an East African System, pp. 111-130.
  • 54
    • 9644273700 scopus 로고    scopus 로고
    • Conflict and conservation in Masai Mara, Kenya
    • Wildlife and People: Kenya, International Institute for Environment and Development, London
    • Walpole M., Karanja G., Sitati N., and Leader-Williams N. Conflict and conservation in Masai Mara, Kenya. Wildlife and People: Kenya. Wildlife and Development Series vol. 14 (2003), International Institute for Environment and Development, London
    • (2003) Wildlife and Development Series , vol.14
    • Walpole, M.1    Karanja, G.2    Sitati, N.3    Leader-Williams, N.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.