All Stories

  1. First record of Labeo capensis (Smith, 1841) in the Crocodile River (West) system: another successful non-native freshwater fish introduction in South Africa

    Article • African Journal of Aquatic Science, July 2019, Taylor & Francis

    Professor Victor Wepener

  2. Do Yellowfish migrate and how do they respond to flow

    Article • African Journal of Aquatic Science, November 2018, Taylor & Francis

    Professor Victor Wepener, Dr. Matthew Burnett

  3. Sublethal Effects of Ionic and Nanogold on the Nematode Caenorhabditis elegans

    Article • Journal of Toxicology, November 2018, Hindawi Publishing Corporation

    Professor Victor Wepener

  4. The Application of a Macroinvertebrate Indicator in Afrotropical Regions for Pesticide Pollution

    Article • Journal of Toxicology, September 2018, Hindawi Publishing Corporation

    Professor Victor Wepener

  5. Biomarkers in tigerfish ( Hydrocynus vittatus ) as indicators of metal and organic pollution in ecologically sensitive subtropical rivers

    Article • Ecotoxicology and Environmental Safety, August 2018, Elsevier

    Professor Victor Wepener

  6. Fish consumption from urban impoundments: What are the health risks associated with DDTs and other organochlorine pesticides in fish to township residents of a major inland city

    Article • The Science of The Total Environment, July 2018, Elsevier

    Professor Victor Wepener

  7. Distribution of perfluorinated compounds (PFASs) in the aquatic environment of the industrially polluted Vaal River, South Africa

    Article • The Science of The Total Environment, June 2018, Elsevier

    Professor Victor Wepener

  8. Chemicals contaminating fish are a health risk to people

    Article • Bulletin of Environmental Contamination and Toxicology, March 2018, Springer Science + Business Media

    Professor Victor Wepener, Dr Wageh Sobhy Darwish, Lesa Thompson

  9. A regional-scale ecological risk framework for environmental flow evaluations

    Article • Hydrology and Earth System Sciences, February 2018, Copernicus GmbH

    Professor Victor Wepener

  10. Metallothionein Induction as Indicator of Low Level Metal Exposure to Aquatic Macroinvertebrates from a Relatively Unimpacted River System in South Africa

    Article • Bulletin of Environmental Contamination and Toxicology, November 2017, Springer Science + Business Media

    Professor Victor Wepener

  11. Pesticide contaminating chickens is a health risk to people

    Article • Food Additives & Contaminants Part A, September 2017, Taylor & Francis

    Professor Victor Wepener, Dr Wageh Sobhy Darwish, Lesa Thompson

  12. Assessment of DDT contamination in house rat as a possible bioindicator in DDT-sprayed areas from Ethiopia and South Africa

    Article • Environmental Science and Pollution Research, September 2017, Springer Science + Business Media

    Professor Victor Wepener

  13. Past, Present and Future use of Municipal Water and Freshwater Resources of the Bekkersdal Community, Westonaria, South Africa

    Article • Journal of Sustainable Development of Energy Water and Environment Systems, September 2017, International Centre for Sustainable Development of Water

    Professor Victor Wepener

  14. Persistent organic pollutants in the Olifants River Basin, South Africa: Bioaccumulation and trophic transfer through a subtropical aquatic food web

    Article • The Science of The Total Environment, May 2017, Elsevier

    Professor Victor Wepener

  15. Platinum group elements in stream sediments of mining zones: The Hex River (Bushveld Igneous Complex, South Africa)

    Article • Journal of African Earth Sciences, February 2017, Elsevier

    Professor Victor Wepener

  16. The possible association between selected sediment characteristics and the occurrence of benthic macroinvertebrates in a minimally affected river in South Africa

    Article • Chemistry and Ecology, December 2016, Taylor & Francis

    Professor Victor Wepener

  17. The effect of a large-scale irrigation scheme on the fish community structure and integrity of a subtropical river system in South Africa

    Article • Ecological Indicators, October 2016, Elsevier

    Professor Victor Wepener

  18. Spatial and temporal variation of invertebrate community structure in flood-controlled tropical floodplain wetlands

    Article • Journal of Freshwater Ecology, September 2016, Taylor & Francis

    Professor Victor Wepener

  19. Metal concentrations in Hydrocynus vittatus (Castelnau 1861) populations from a premier conservation area: Relationships with environmental concentrations

    Article • Ecotoxicology and Environmental Safety, July 2016, Elsevier

    Professor Victor Wepener

  20. The strontium isotope distribution in water and sh within major South African catchments

    Article • Water SA, June 2016, African Journals Online (AJOL)

    Professor Victor Wepener

  21. Influence of Mining Pollution on Metal Bioaccumulation and Biomarker Responses in Cave Dwelling Fish, Clarias gariepinus

    Article • Bulletin of Environmental Contamination and Toxicology, April 2016, Springer Science + Business Media

    Professor Victor Wepener

  22. Bioaccumulation and human health risk assessment of DDT and other organochlorine pesticides in an apex aquatic predator from a premier conservation area

    Article • The Science of The Total Environment, April 2016, Elsevier

    Professor Victor Wepener

  23. Metal enrichment and contamination in a karst cave associated with anthropogenic activities in the Witwatersrand Basin, South Africa

    Article • Environmental Earth Sciences, April 2016, Springer Science + Business Media

    Professor Victor Wepener

  24. Acute and chronic effects of acidic pH on four subtropical frog species

    Article • Water SA, January 2016, African Journals Online (AJOL)

    Professor Victor Wepener

  25. The major and trace element chemistry of fish and lake water within major South African catchments

    Article • Water SA, January 2016, African Journals Online (AJOL)

    Professor Victor Wepener

  26. Adsorption, uptake and distribution of gold nanoparticles in Daphnia magna following long term exposure

    Article • Aquatic Toxicology, January 2016, Elsevier

    Professor Victor Wepener

  27. Application of a Sediment Quality Index for the assessment and monitoring of metals and organochlorines in a premier conservation area

    Article • Environmental Science and Pollution Research, August 2015, Springer Science + Business Media

    Professor Victor Wepener

  28. Application of multivariate statistics and toxicity indices to evaluate the water quality suitability for fish of three rivers in the Kruger National Park, South Africa

    Article • African Journal of Aquatic Science, July 2015, Taylor & Francis

    Professor Victor Wepener

  29. The case for environmental flow determination for the Phongolo River, South Africa

    Article • African Journal of Aquatic Science, July 2015, Taylor & Francis

    Professor Victor Wepener

  30. Fish and macroinvertebrate community composition of a floodplain wetland associated with the Harts River, South Africa, in relation to water quality and habitat parameters

    Article • African Journal of Aquatic Science, July 2015, Taylor & Francis

    Professor Victor Wepener

  31. An evaluation of the weight of evidence approach to assess sediment quality in the Mvoti Estuary, KwaZulu-Natal, South Africa

    Article • African Journal of Aquatic Science, July 2015, Taylor & Francis

    Professor Victor Wepener

  32. The contribution of physical and chemical sediment characteristics to environmental risk from an irrigation scheme in South Africa

    Article • Journal of Soils and Sediments, February 2015, Springer Science + Business Media

    Professor Victor Wepener

  33. A comparison of the Mollusca diversity in the Mooi River (North-West Province) as found during surveys conducted in 1963 and again 50 years later

    Article • Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie, February 2015, AOSIS Open Journals

    Professor Victor Wepener

  34. Acute Toxicity of Double-Walled Carbon Nanotubes to Three Aquatic Organisms

    Article • Journal of Nanomaterials, January 2015, Hindawi Publishing Corporation

    Professor Victor Wepener

  35. Comparative Aquatic Toxicity of Gold Nanoparticles and Ionic Gold Using a Species Sensitivity Distribution Approach

    Article • Journal of Nanomaterials, January 2015, Hindawi Publishing Corporation

    Professor Victor Wepener

  36. Single and mixture toxicity of gold nanoparticles and gold(III) to Enchytraeus buchholzi (Oligochaeta)

    Article • Applied Soil Ecology, December 2014, Elsevier

    Professor Victor Wepener

  37. The usefulness of transplantation studies in monitoring of metals in the marine environment: South African experience

    Article • Marine Pollution Bulletin, August 2014, Elsevier

    Professor Victor Wepener

  38. The effect of acid mine drainage on the hatching success of branchiopod egg banks from endorheic wetlands in South Africa

    Article • Hydrobiologia, May 2014, Springer Science + Business Media

    Professor Victor Wepener

  39. Influence of selected abiotic factors on aquatic macroinvertebrate assemblages in the Olifants River catchment, Mpumalanga, South Africa

    Article • African Journal of Aquatic Science, April 2014, Informa UK Limited

    Professor Victor Wepener

  40. Conservation of fishes in the Elands River, Mpumalanga, South Africa: Past, present and future

    Article • Koedoe, February 2014, AOSIS Open Journals

    Professor Victor Wepener

  41. Prioritizing agricultural pesticides used in South Africa based on their environmental mobility and potential human health effects

    Article • Environment International, January 2014, Elsevier

    Professor Victor Wepener

  42. Implementing water science research to benefit all

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2014, Elsevier

    Professor Victor Wepener

  43. Transboundary water cooperation building partnerships (Part 2)

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2014, Elsevier

    Professor Victor Wepener

  44. Preliminary risk assessment of common-use pesticides using PRIMET and PERPEST pesticide risk models in a semi-arid subtropical region

    Article • Water SA, August 2013, African Journals Online (AJOL)

    Professor Victor Wepener

  45. The use of feathers in monitoring bioaccumulation of metals and metalloids in the South African endangered African grass-owl (Tyto capensis)

    Article • Ecotoxicology, June 2013, Springer Science + Business Media

    Professor Victor Wepener

  46. PCR amplification and DNA sequence of mcyA gene: The distribution profile of a toxigenic Microcystis aeruginosa in the Hartbeespoort Dam, South Africa

    Article • Journal of Water and Health, April 2013, IWA Publishing

    Professor Victor Wepener

  47. An Assessment of Mercury Contamination and the Relationship Between Environmental Variables and Mercury Concentrations in a Seasonal Wetland

    Article • Water Air & Soil Pollution, April 2013, Springer Science + Business Media

    Professor Victor Wepener

  48. The oxidative toxicity of Ag and ZnO nanoparticles towards the aquatic plant Spirodela punctuta and the role of testing media parameters

    Article • Environmental Science Processes & Impacts, January 2013, Royal Society of Chemistry

    Professor Victor Wepener

  49. Active Biomonitoring

    Article • January 2013, Springer Science + Business Media

    Professor Victor Wepener

  50. Putting science into practice

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2013, Elsevier

    Professor Victor Wepener

  51. Habitat preferences and movement of adult yellowfishes in the Vaal River, South Africa

    Article • South African Journal of Science, January 2013, Academy of Science of South Africa

    Professor Victor Wepener

  52. Macroinvertebrate Assemblage Changes as an Indicator of Water Quality of Perennial Endorheic Reed Pans on the Mpumalanga Highveld, South Africa

    Article • Journal of Environmental Protection, January 2013, Scientific Research Publishing, Inc,

    Professor Victor Wepener

  53. Potential use of dissolved cyanobacterial DNA for monitoring toxic Microcystis cyanobacteria in filtered water

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2013, Elsevier

    Professor Victor Wepener

  54. Aquatic Invertebrate Communities of Perennial Pans in Mpumalanga, South Africa: A Diversity and Functional Approach

    Article • African Invertebrates, December 2012, Natal Museum of South Africa

    Professor Victor Wepener

  55. Seasonal variations of water and sediment quality parameters in endorheic reed pans on the Mpumalanga Highveld

    Article • Water SA, November 2012, African Journals Online (AJOL)

    Professor Victor Wepener

  56. South African ecotoxicology — present status and future prognosis

    Article • African Journal of Aquatic Science, November 2012, Taylor & Francis

    Professor Victor Wepener

  57. Heavy metal concentrations in the water of the Nyl River system, South Africa

    Article • African Journal of Aquatic Science, August 2012, Taylor & Francis

    Professor Victor Wepener

  58. Status of marine pollution research in South Africa (1960–present)

    Article • Marine Pollution Bulletin, July 2012, Elsevier

    Professor Victor Wepener

  59. Regional-scale risk assessment methodology using the Relative Risk Model (RRM) for surface freshwater aquatic ecosystems in South Africa

    Article • Water SA, May 2012, African Journals Online (AJOL)

    Professor Victor Wepener

  60. Pesticides in South African fresh waters

    Article • African Journal of Aquatic Science, April 2012, Taylor & Francis

    Professor Victor Wepener

  61. Harnessing the rivers of knowledge for socio-economic development, climate adaptation & environmental sustainability

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2012, Elsevier

    Professor Victor Wepener

  62. Seasonal Bioaccumulation of Organohalogens in Tigerfish, Hydrocynus vittatus Castelnau, from Lake Pongolapoort, South Africa

    Article • Bulletin of Environmental Contamination and Toxicology, October 2011, Springer Science + Business Media

    Professor Victor Wepener

  63. Richards Bay Harbour: Metal exposure monitoring over the last 34years

    Article • Marine Pollution Bulletin, August 2011, Elsevier

    Professor Victor Wepener

  64. The Occurrence of Large Branchiopod Crustaceans in Perennial Pans: A Research Note

    Article • African Zoology, April 2011, African Zoology

    Professor Victor Wepener

  65. The influence of biotope and sampling method on the assessment of the invertebrate community structure in endorheic reed pans in South Africa

    Article • African Journal of Aquatic Science, April 2011, Taylor & Francis

    Professor Victor Wepener

  66. Application of artificial mussels (AMs) under South African marine conditions: A validation study

    Article • Marine Pollution Bulletin, January 2011, Elsevier

    Professor Victor Wepener

  67. A histology-based fish health assessment of the tigerfish, Hydrocynus vittatus from a DDT-affected area

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2011, Elsevier

    Professor Victor Wepener

  68. An assessment of the influence of multiple stressors on the Vaal River, South Africa

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2011, Elsevier

    Professor Victor Wepener

  69. Brown mussels (Perna perna) and semi-permeable membrane devices (SPMDs) as indicators of organic pollutants in the South African marine environment

    Article • Marine Pollution Bulletin, January 2011, Elsevier

    Professor Victor Wepener

  70. Bacterial levels in the Nyl River system, Limpopo province, South Africa

    Article • African Journal of Aquatic Science, May 2010, Taylor & Francis

    Professor Victor Wepener

  71. Anthropogenic spatial and temporal changes in the aquatic macro invertebrate assemblages of the lower Mvoti River, KwaZulu-Natal, South Africa

    Article • African Journal of Aquatic Science, May 2010, Taylor & Francis

    Professor Victor Wepener

  72. The influence of land use on water quality and diatom community structures in urban and agriculturally stressed rivers

    Article • Water SA, December 2009, African Journals Online (AJOL)

    Professor Victor Wepener

  73. Carbon, nitrogen and phosphorus fluxes in four sub-tropical estuaries of northern KwaZulu-Natal: Case studies in the application of a mass balance approach

    Article • Water SA, December 2009, African Journals Online (AJOL)

    Professor Victor Wepener

  74. Application of a direct toxicity assessment approach to assess the hazard of potential pesticide exposure at selected sites on the Crocodile and Magalies rivers, South Africa

    Article • African Journal of Aquatic Science, December 2009, Taylor & Francis

    Professor Victor Wepener

  75. Ecological integrity assessment of the fish assemblages of the Matigulu/Nyoni and Umvoti estuaries, KwaZulu-Natal, South Africa

    Article • African Journal of Aquatic Science, December 2009, Taylor & Francis

    Professor Victor Wepener

  76. Past, present and future: a reflection on 40 years of aquatic research in the Department of Zoology at the Rand Afrikaans University/University of Johannesburg

    Article • African Journal of Aquatic Science, December 2009, Taylor & Francis

    Professor Victor Wepener

  77. Spatial and temporal variation in the macroinvertebrate community structure of the lower Elands River, Mpumalanga, South Africa

    Article • African Journal of Aquatic Science, December 2009, Taylor & Francis

    Professor Victor Wepener

  78. The impact of feedlot effluent on water quality and aquatic macroinvertebrate community structure in streams of the upper Vaal River catchment, South Africa

    Article • African Journal of Aquatic Science, December 2009, Taylor & Francis

    Professor Victor Wepener

  79. Sexual dimorphism of four owl species in South Africa

    Article • Ostrich, April 2008, Taylor & Francis

    Professor Victor Wepener

  80. Metal exposure and biological responses in resident and transplanted blue mussels (Mytilus edulis) from the Scheldt estuary

    Article • Marine Pollution Bulletin, January 2008, Elsevier

    Professor Victor Wepener

  81. Comparative studies on the uptake and effects of cadmium and zinc on the cellular energy allocation of two freshwater gastropods

    Article • Ecotoxicology and Environmental Safety, November 2007, Elsevier

    Professor Victor Wepener

  82. A note on the concentrations and bioavailability of selected metals in sediments of Richards Bay Harbour, South Africa

    Article • Water SA, September 2006, African Journals Online (AJOL)

    Professor Victor Wepener

  83. Active Biomonitoring (ABM) by Translocation of Bivalve Molluscs

    Article • July 2005, Wiley

    Professor Victor Wepener

  84. Active biomonitoring in freshwater environments: early warning signals from biomarkers in assessing biological effects of diffuse sources of pollutants

    Article • Physics and Chemistry of the Earth Parts A/B/C, January 2005, Elsevier

    Professor Victor Wepener

  85. Uptake and distribution of a copper, iron and zinc mixture in gill, liver and plasma of a freshwater teleost, Tilapia sparrmanii

    Article • Water SA, April 2004, African Journals Online (AJOL)

    Professor Victor Wepener

  86. Seasonal variation of selected metals in sediments, water and tissues of the groovy mullet, Liza dumerelii (Mugilidae) from the Mhlathuze Estuary, South Africa

    Article • Marine Pollution Bulletin, May 2003, Elsevier

    Professor Victor Wepener

  87. A Conceptual Framework for Using Mussels as Biomonitors in Whole Effluent Toxicity

    Article • Human and Ecological Risk Assessment An International Journal, May 2003, Taylor & Francis

    Professor Victor Wepener

  88. The sublethal effects of copper and lead on the haematology and acid-base balance of the groovy mullet,Liza dumerili

    Article • African Journal of Aquatic Science, January 2002, Taylor & Francis

    Professor Victor Wepener

  89. Comparison of the density and species composition of aquatic invertebrates found between the roots ofEichhornia crassipesplants from two coastal lakes in northern KwaZulu-Natal

    Article • African Journal of Aquatic Science, January 2001, Taylor & Francis

    Professor Victor Wepener

  90. Biomarkers in environmental research: fact or fiction?

    Article • African Journal of Aquatic Science, January 2000, Taylor & Francis

    Professor Victor Wepener

  91. The sublethal effects of zinc at different water temperatures on selected haematological variables inOreochromis mossambicus

    Article • African Journal of Aquatic Science, January 2000, Taylor & Francis

    Professor Victor Wepener

  92. The efficiency of SASS4 rapid bioassessment in protocol determining the health of aquatic ecosystems: A case study on the Mhlathuze River, KwaZulu-Natal, South Africa

    Article • African Journal of Aquatic Science, January 2000, Taylor & Francis

    Professor Victor Wepener

  93. The implementation of an aquatic toxicity index as a water quality monitoring tool in the Olifants River (Kruger National Park)

    Article • Koedoe, January 1999, AOSIS Open Journals

    Professor Victor Wepener

  94. Spatial and Temporal Variations of Metals in Richards Bay Harbour (RBH), South Africa

    Article • Marine Pollution Bulletin, January 1999, Elsevier

    Professor Victor Wepener

  95. Morphological Features of the Fish Ectoparasite Mugilicola Smithae Jones & Hine, 1978 (Copepoda) and Distribution of the Genus Mugilicola

    Article • Crustaceana, January 1998, Brill

    Professor Victor Wepener

  96. COMMENTS ON THE WATER QUALITY OF THE MHLATHUZE ESTUARY IN RELATION TO DETERMINING THE ECOLOGICAL INTEGRITY CLASS

    Article • Southern African Journal of Aquatic Sciences, January 1998, Taylor & Francis

    Professor Victor Wepener

  97. DUNE MINING AND THE NHLABANE SYSTEM: CAN BIODIVERSITY AND THE NURSERY FUNCTION BE MAINTAINED?

    Article • Southern African Journal of Aquatic Sciences, January 1997, Taylor & Francis

    Professor Victor Wepener

  98. Die implementering van 'n akwatiese toksisiteitsindeks in die monitering van die Olifantsrivier (Nasionale Krugerwildtuin)

    Article • Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie, July 1993, AOSIS Open Journals

    Professor Victor Wepener

  99. Effect of manganese and iron at a neutral and acidic pH on the hematology of the banded tilapia (Tilapia sparrmanii)

    Article • Bulletin of Environmental Contamination and Toxicology, October 1992, Springer Science + Business Media

    Professor Victor Wepener

  100. The effect of hexavalent chromium at different pH values on the haematology of Tilapia sparrmanii (Cichlidae)

    Article • Comparative Biochemistry and Physiology Part C Comparative Pharmacology, February 1992, Elsevier

    Professor Victor Wepener