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Survey Methodology

The following materials relevant to crocodile survey methodology are available as resources for users, please click to open them. If you have other material that you feel would be useful to others please feel free to submit it to and we will try to make it available.

Bayliss,.P., 1987. ‘Survey methods and monitoring within crocodile management programmes’, in: G.J.W. Webb, et al. eds., Wildlife Management: Crocodiles and Alligators. Sydney, Australia: Surrey Beatty and Sons, 157-175.

Graham, A., 1988. ‘Methods of surveying and monitoring crocodiles’, in J.M. Hutton, J.N.B. Mphande, A.D. Graham and H. H. Roth, eds., Proceedings of the SADCC Workshop on Management and Utilization of Crocodiles in the SADCC Region of Africa. Kariba, Zimbabwe, 2-6 June 1987. CIDA and WWF-USA: Kariba, Zimbabwe.

Lainez, D., 2008. Fifty years of crocodile surveys in Africa: a review of the surveys and population trends. MSc thesis submitted to the Department of Geography, University College London.

Magnusson, W. E., 1980. ‘Techniques of surveying for crocodilians’, in: Crocodiles: Proceedings of the Fifth Working Meeting of the IUCN/SSC Crocodile Specialist Group. Florida, USA, 12-16 August 1980. IUCN: Gland, Switzerland.

Magnusson, W.E. and G. Caughley, 1978. A double-survey estimate of population size from incomplete counts. Journal of Wildlife Management, 42, 1, 174-176.

O'Brien, T. G., 1990. ‘A comparison of three survey methods for estimating relative abundance of rare crocodilians’, in: Crocodiles: Proceedings of the 10th Working Meeting of the the IUCN-SSC Crocodile Specialist Group. Florida, USA, 23-27 Aprill 1990. IUCN: Gland, Switzerland.

Webb, G.J.W., Bayliss, P.G. and Manolis, S.C., 1989. ‘Population research on crocodiles in the Northern Territory, 1984-86’, in: Crocodiles: Proceedings of the 8th Working Meeting of the IUCN-SSC Crocodile Specialist Group. Quito, Ecuador, 13-18 October 1986. IUCN: Gland, Switzerland.

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