Funding for this research was provided by:
Save Our Seas Foundation
Department of Environmental Affairs
National Research Foundation of South Africa
Text and Data Mining valid from 2018-05-22
Received: 7 December 2017
Accepted: 29 April 2018
First Online: 22 May 2018
: Data were collected according to protocols approved by the University of Cape Town and South African Department of Environmental Affairs: Oceans and Coasts, and adhered to the legal requirements of South Africa. All research methods were approved and conducted under the South African Department of Environmental Affairs: Oceans and Coasts permitting authority. Permit # V1/1/5/1, V1/8/5/1.
: The authors declare that they have no competing interests.
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