1. Department of Botany and Zoology, Stellenbosch University, Stellenbosch, South Africa
2. Marine Genomics Group, Department of Biochemistry, Genetics and Microbiology, University of Pretoria, Pretoria, South Africa
3. Independent ecologist, Mtunzini, South Africa
4. Department of Zoology, University of Zululand, KwaDlangezwa, South Africa
5. School of Climate Studies, Stellenbosch University, Stellenbosch, South Africa