Turpie J. K., Adams J. B., Joubert T., Colloty B., Maree R., Whitfield A., Wooldridge T., Lamberth S., Taljaard S. & Van Niekerk L. (2002) Assessment of the conservation status of South African estuaries for use in management and water allocation WRC 28:

Keywords: Estuaries

Teske P. R., Cherry M. I. & Matthee C. A. (2003) Population genetics of the endangered Knysna seahorse, Hippocampus capensis Molecular Ecology 12: 1703–1715

Keywords: control region, gene flow, estuaries, genetic structure, Hippocampus capensis, mtDNA

Harrison T. D. (2004) Physico-chemical characteristics of South African estuaries in relation to the zoogeography of the region Estuarine, Coastal and Shelf science 61: 73–87

Keywords: South Africa, biogeography, estuaries, physico-chemical parameters