Scharler U. M. & Baird D. (2003) The influence of catchment management on salinity, nutrient stochiometry and phytoplankton biomass of Eastern Cape estuaries, South Africa Estuarine, Coastal and Shelf science 56: 735–748

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Scharler U. M. & Baird D. (2005) A comparison of selected ecosystem attributes of three South African estuaries with different freshwater inflow regimes, using network analysis Journal of Marine Systems 56: 283–308

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Rebelo A. J., Le Maitre D. C., Esler K. J. & Cowling R. M. (2013) Restoring the Kromme Veld & Flora 99: 202–203

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River Health Programme (2007) Rivers of the Gouritz Water Management Area 2007 River Health Programme

Keywords: 0

Rivers-Moore N. A., Dallas H. F., de Moor F. C. & Barendse J. (2018) Relationships of water temperature and aquatic macroinvertebrate community structure with non-native riparian plant densities in the southern Cape, South Africa African Journal of Aquatic Science 43: 215–227

Keywords: Flow variability, Fynbos, Geology, Water quality, Water tempreture

Roux D., Russell I., Nel J., Van Niekerk L., Oosthuizen A., Holness S., Barendse J., Bradshaw P., Sink K., Biggs H., Dopolo M., Petersen R., Cruywagen K. & Fisher R.-M. (2013) SANParks Global Environmental Change Assessment: Aquatic Ecosystems SANParks

Keywords: SANParks, Aquatic ecosystems

Russell I. A. (2015) Spatio-temporal variability of five surface water quality parameters in the Swartvlei estuarine lake system, South Africa African Journal of Aquatic Science 40: 119–131

Keywords: Dissolved oxygen, long-term monitoring, pH, salinity, tempreture, turbidity

Russell I. A. (2013) Spatio-temporal variability of surface water quality parameters in a South African estuarine lake system African Journal of Aquatic Science 38: 53–66

Keywords: Dissolved oxygen, long-term monitoring, pH, salinity, temperature, Touw estuary, turbidity, Wilderness lakes

Russell I. A. (2011) Conservation status and distribution of freshwater fishes in South African National Parks African Zoology 46: 117–132

Keywords: freshwater fishes, national park, biodiversity, rivers, aliens, endemism, hydrology, impoundment

Russell I. A. & Randall R. M. (2017) Effects of prolonged elevated water salinity on submerged macrophyte and waterbird communities in Swartvlei Lake, South Africa WaterSA 43: 666–672

Keywords: Swartvlei Lake, estuarine lake, drought, flood, macrophyte senescence, biotic interactions, environmental change, global warming