Gauging the Threat: The First Population Estimate for White Sharks in South Africa Using Photo Identification and Automated Software

• Alison V. Towner,

  Affiliations Dyer Island Conservation Trust, Great White House, Kleinbaai, Gansbaai, South Africa, Department of Zoology, University of Cape Town, Rondebosch, South Africa

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• Michelle A. Wcisel,

  Affiliations Dyer Island Conservation Trust, Great White House, Kleinbaai, Gansbaai, South Africa, Department of Zoology, University of Cape Town, Rondebosch, South Africa

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• Ryan R. Reisinger,

  Affiliation Mammal Research Institute, Department of Zoology and Entomology, University of Pretoria, Hatfield, South Africa

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• David Edwards,

  Affiliation Dyer Island Conservation Trust, Great White House, Kleinbaai, Gansbaai, South Africa

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• Oliver J. D. Jewell

  * E-mail: oliverjewell@gmail.com

  Affiliations Dyer Island Conservation Trust, Great White House, Kleinbaai, Gansbaai, South Africa, Mammal Research Institute, Department of Zoology and Entomology, University of Pretoria, Hatfield, South Africa

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