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Volumn 37, Issue 1, 2011, Pages 103-108

The decline of the Nile crocodile population in Loskop Dam, Olifants River, South Africa

Author keywords

Crocodylus niloticus; Density; Distribution; Numbers; Size classes

Indexed keywords

DAMS; DENSITY (SPECIFIC GRAVITY); POPULATION STATISTICS; SURVEYS;

EID: 79251611125     PISSN: 03784738     EISSN: 18167950     Source Type: Journal    
DOI: 10.4314/wsa.v37i1.64109     Document Type: Article
Times cited : (47)

References (37)
  • 1
    • 0022852953 scopus 로고
    • Estimating the abundance of saltwater crocodiles, Crocodylus porosus Schneider, in tidal wetlands of the Northern Territory: A mark-recapture experiment to correct spotlight counts to absolute numbers and the calibration of helicopter and spotlight counts
    • BAYLISS P, WEBB GJW, WHITEHEAD PJ, DEMPSEY K and SMITH A (1986) Estimating the abundance of saltwater crocodiles, Crocodylus porosus Schneider, in tidal wetlands of the Northern Territory: a mark-recapture experiment to correct spotlight counts to absolute numbers and the calibration of helicopter and spotlight counts. Aust. Wildl. Res. 13 309-320.
    • (1986) Aust. Wildl. Res , vol.13 , pp. 309-320
    • Bayliss, P.1    Webb, G.J.W.2    Whitehead, P.J.3    Dempsey, K.4    Smith, A.5
  • 2
    • 0002801624 scopus 로고
    • Survey methods and monitoring within crocodile management programmes
    • In: Webb GJW, Manolis SC and Whitehead PJ (eds.), Surrey Beatty and Sons, Chipping Norton
    • BAYLISS P (1987) Survey methods and monitoring within crocodile management programmes. In: Webb GJW, Manolis SC and Whitehead PJ (eds.) Wildlife Management: Crocodiles and Alligators. Surrey Beatty and Sons, Chipping Norton.
    • (1987) Wildlife Management: Crocodiles and Alligators
    • Bayliss, P.1
  • 4
    • 84882809951 scopus 로고    scopus 로고
    • Clinical pathology of reptiles
    • In: Mader DR (ed.), Saunders Elsevier, St Louis
    • CAMPBELL TW (2006) Clinical pathology of reptiles. In: Mader DR (ed.) Reptile Medicine and Surgery (2nd edn.). Saunders Elsevier, St Louis.
    • (2006) Reptile Medicine and Surgery (2nd Edn.)
    • Campbell, T.W.1
  • 5
    • 84984083805 scopus 로고
    • Scientific results of an inquiry into the ecology and economic status of the Nile crocodile (Crocodylus niloticus) in Uganda and Northern Rhodesia
    • COTT HB (1961) Scientific results of an inquiry into the ecology and economic status of the Nile crocodile (Crocodylus niloticus) in Uganda and Northern Rhodesia. Proc. Zool. Soc. London 29 211-256.
    • (1961) Proc. Zool. Soc. London , vol.29 , pp. 211-256
    • Cott, H.B.1
  • 6
    • 77954239701 scopus 로고    scopus 로고
    • Has monitoring failed the Olifants River, Mpumalanga?
    • DE VILLIERS S and MKWELO ST (2009) Has monitoring failed the Olifants River, Mpumalanga? Water SA 35 (5) 671-676.
    • (2009) Water SA , vol.35 , Issue.5 , pp. 671-676
    • de Villiers, S.1    Mkwelo, S.T.2
  • 8
    • 0006177470 scopus 로고
    • The Lake Rudolf crocodile (Crocodylus niloticus Laurenti) population
    • Kenya Game Department, Nairobi
    • GRAHAM A (1968) The Lake Rudolf crocodile (Crocodylus niloticus Laurenti) population. Unpublished Report, Kenya Game Department, Nairobi.
    • (1968) Unpublished Report
    • Graham, A.1
  • 10
    • 79251609894 scopus 로고    scopus 로고
    • Coal giant recognises water management responsibility
    • 18 July 2008. URL, (Accessed 14 April 2010)
    • HOLMAN J (2008) Coal giant recognises water management responsibility. Engineering News Online, 18 July 2008. URL: http://www.engineeringnews.co.za (Accessed 14 April 2010).
    • (2008) Engineering News Online
  • 11
    • 0006229855 scopus 로고
    • The population ecology of the Nile crocodile, Crocodylus niloticus Laurenti, 1768, at Ngezi, Zimbabwe
    • University of Zimbabwe, Harare
    • HUTTON JM (1984) The population ecology of the Nile crocodile, Crocodylus niloticus Laurenti, 1768, at Ngezi, Zimbabwe. Ph.D. Thesis, University of Zimbabwe, Harare.
    • (1984) Ph.D. Thesis
    • Hutton, J.M.1
  • 12
    • 0024882690 scopus 로고
    • Mark-recapture to assess factors affecting the proportion of a Nile crocodile population seen during spotlight counts at Ngezi, Zimbabwe and the use of spotlight counts to monitor crocodile abundance
    • HUTTON JM and WOOLHOUSE MEJ (1989) Mark-recapture to assess factors affecting the proportion of a Nile crocodile population seen during spotlight counts at Ngezi, Zimbabwe and the use of spotlight counts to monitor crocodile abundance. J. Appl. Ecol. 26 381-395.
    • (1989) J. Appl. Ecol , vol.26 , pp. 381-395
    • Hutton, J.M.1    Woolhouse, M.E.J.2
  • 13
    • 0021585176 scopus 로고
    • The distribution and status of crocodile populations in the Transvaal outside the Kruger National Park
    • JACOBSEN NHG (1984) The distribution and status of crocodile populations in the Transvaal outside the Kruger National Park. Biol. Conserv. 29 191-200.
    • (1984) Biol. Conserv , vol.29 , pp. 191-200
    • Jacobsen, N.H.G.1
  • 15
    • 0005155371 scopus 로고
    • Notes on the reproductive biology and captive propagation of the American alligator
    • JOANEN T and McNEASE L (1975) Notes on the reproductive biology and captive propagation of the American alligator. Proc. Ann. Conf. Southeastern Assoc. Game and Fish Comm. 29 407-415.
    • (1975) Proc. Ann. Conf. Southeastern Assoc. Game and Fish Comm , vol.29 , pp. 407-415
    • Joanen, T.1
  • 17
    • 0002346876 scopus 로고
    • Crocodilian behaviour: Implications for management
    • In: Webb GJW, Manolis SC and Whitehead PJ (eds.), Surrey Beatty and Sons, Chipping Norton
    • LANG JW (1987) Crocodilian behaviour: Implications for management. In: Webb GJW, Manolis SC and Whitehead PJ (eds.) Wildlife Management: Crocodiles and Alligators. Surrey Beatty and Sons, Chipping Norton.
    • (1987) Wildlife Management: Crocodiles and Alligators
    • Lang, J.W.1
  • 18
    • 0005154022 scopus 로고
    • Social behaviour
    • In: Ross CA (ed.), Merehurst Press, London
    • LANG JW (1990) Social behaviour. In: Ross CA (ed.) Crocodiles and Alligators. Merehurst Press, London.
    • (1990) Crocodiles and Alligators
    • Lang, J.W.1
  • 19
    • 79251602326 scopus 로고    scopus 로고
    • LOSKOP IRRIGATION BOARD, Loskop Irrigation Board, Groblersdal. URL, (Accessed 2 April 2009)
    • LOSKOP IRRIGATION BOARD (2009) Loskop water scheme. Loskop Irrigation Board, Groblersdal. URL: http://www.loskopbesproeingsraad.co.za (Accessed 2 April 2009).
    • (2009) Loskop Water Scheme
  • 21
    • 0001218539 scopus 로고
    • A double-survey estimate of population size from incomplete counts
    • MAGNUSSON WE, CAUGHLEY GJ and GRIGG GC (1978) A double-survey estimate of population size from incomplete counts. J. Wildl. Manage. 42 (1) 174-176.
    • (1978) J. Wildl. Manage , vol.42 , Issue.1 , pp. 174-176
    • Magnusson, W.E.1    Caughley, G.J.2    Grigg, G.C.3
  • 24
    • 57349191147 scopus 로고    scopus 로고
    • Alligator tales: New lessons about environmental contaminants from a sentinel species
    • Milnes M.R and Guillette L.J Jr. (2008) Alligator tales: New lessons about environmental contaminants from a sentinel species. Biosci. 58 (11) 1027-1036.
    • (2008) Biosci , vol.58 , Issue.11 , pp. 1027-1036
    • Milnes, M.R.1    Guillette, L.J.2
  • 25
    • 77649189374 scopus 로고    scopus 로고
    • Responses of phytoplankton upon exposure to a mixture of acid mine drainage and high levels of nutrient pollution in Lake Loskop, South Africa
    • OBERHOLSTER PJ, MYBURGH JG, ASHTON PJ and BOTHA A-M (2010) Responses of phytoplankton upon exposure to a mixture of acid mine drainage and high levels of nutrient pollution in Lake Loskop, South Africa. Ecotoxicol. Environ. Saf. 73 (1) 326-335.
    • (2010) Ecotoxicol. Environ. Saf , vol.73 , Issue.1 , pp. 326-335
    • Oberholster, P.J.1    Myburgh, J.G.2    Ashton, P.J.3    Botha, A.-M.4
  • 26
    • 79251638971 scopus 로고    scopus 로고
    • Dam dirty
    • 28 November 2008
    • PATON C (2008) Dam dirty. Financial Mail 28 November 2008. 32-39.
    • (2008) Financial Mail , pp. 32-39
    • Paton, C.1
  • 28
    • 0006145371 scopus 로고
    • Preliminary studies on the breeding of the Nile crocodile Crocodylus niloticus in Zululand
    • POOLEY AC (1969) Preliminary studies on the breeding of the Nile crocodile Crocodylus niloticus in Zululand. Lammergeyer 10 22-44.
    • (1969) Lammergeyer , vol.10 , pp. 22-44
    • Pooley, A.C.1
  • 31
    • 0035699202 scopus 로고    scopus 로고
    • Monitoring Crocodylus porosus populations in the Northern Territory of Australia: A retrospective analysis
    • STIRRAT SC, LAWSON D, FREELAND WJ and MORTON R (2001) Monitoring Crocodylus porosus populations in the Northern Territory of Australia: a retrospective analysis. Wildl. Res. 28 547-554.
    • (2001) Wildl. Res , vol.28 , pp. 547-554
    • Stirrat, S.C.1    Lawson, D.2    Freeland, W.J.3    Morton, R.4
  • 32
    • 77957222348 scopus 로고    scopus 로고
    • The raising of the Arabie Dam wall and the impacts on the Nile crocodile population
    • Pretoria, South Africa
    • SWANEPOEL DGJ (2001) The raising of the Arabie Dam wall and the impacts on the Nile crocodile population. Unpublished Report, Department of Water Affairs and Forestry, Pretoria, South Africa.
    • (2001) Unpublished Report, Department of Water Affairs and Forestry
    • Swanepoel, D.G.J.1
  • 33
    • 79251601552 scopus 로고
    • TRANSVAAL NATURE CONSERVATION DIVISION, Transvaal Provincial Administration, Pretoria
    • TRANSVAAL NATURE CONSERVATION DIVISION (1985) Nineteenth Annual Report: 1983/84. Transvaal Provincial Administration, Pretoria.
    • (1985) Nineteenth Annual Report: 1983/84
  • 34
    • 79251624817 scopus 로고
    • TRANSVAAL NATURE CONSERVATION DIVISION, Transvaal Provincial Administration, Pretoria
    • TRANSVAAL NATURE CONSERVATION DIVISION (1986) Twentieth Annual Report: 1984/85. Transvaal Provincial Administration, Pretoria.
    • (1986) Twentieth Annual Report: 1984/85
  • 35
    • 84970544541 scopus 로고
    • Wariness in Crocodylus porosus
    • WEBB GJW and MESSEL H (1979) Wariness in Crocodylus porosus. Aust. Wildl. Res. 6 227-234.
    • (1979) Aust. Wildl. Res , vol.6 , pp. 227-234
    • Webb, G.J.W.1    Messel, H.2
  • 36
    • 79251634865 scopus 로고
    • Notes on the growth and mating of American alligators Alligator mississippiensis at the Cannon Aquarium, Manchester Museum
    • WHITWORTH J (1971) Notes on the growth and mating of American alligators Alligator mississippiensis at the Cannon Aquarium, Manchester Museum. Int. Zoo Yearbook 11 144.
    • (1971) Int. Zoo Yearbook , vol.11 , pp. 144
    • Whitworth, J.1


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