RIVER COVERAGES FOR SOUTH AFRICA
Southern African Society of Aquatic Scientists
35th Annual Conference,
Swakopmund, Namibia - 27 June to 1 July 1999
Michael Silberbauer
Institute for Water Quality Studies
Department of Water and Sanitation
Private Bag X313 PRETORIA
0001 South Africa eck@dwaf-hri.pwv.gov.za
Acknowledgements
Juanita Moolman (slopes), Danieël Wildemans (channels), Corel Clip Art and an anonymous Maputaland mat weaver. Data presented with the permission of the Director-General, DWAF