Vol. 34 No. 3 (2009) | African Journal of Aquatic Science

Published: 2009-12-14

Guest Editorial

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

Victor Wepener

DOI:

10.2989/AJAS.2009.34.3.1.977

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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

TM Ansara-Ross, V Wepener, PJ van den Brink, MJ Ross

DOI:

10.2989/AJAS.2009.34.3.2.978

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

MN Jonker, JHJ van Vuren, V Wepener

DOI:

10.2989/AJAS.2009.34.3.3.979

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

M Ferreira, V Wepener, JHJ van Vuren

DOI:

10.2989/AJAS.2009.34.3.4.980

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Age estimation, growth rate and size at sexual maturity of tigerfish Hydrocynus vittatus from the Okavango Delta, Botswana

R Gerber, NJ Smit, GM Pieterse, D Durholtz

DOI:

10.2989/AJAS.2009.34.3.5.981

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Low allozyme variation in tigerfish Hydrocynus vittatus (Teleostei: Alestidae) from the Okavango panhandle, with notes on the selection of candidates for artificial breeding

M Soekoe, NJ Smit, H van der Bank

DOI:

10.2989/AJAS.2009.34.3.6.982

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Blood lactate levels as a biomarker for angling-induced stress in tigerfish Hydrocynus vittatus from the Okavango Delta, Botswana

NJ Smit, G Howatson, R Greenfield

DOI:

10.2989/AJAS.2009.34.3.7.983

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Application of a fish health assessment index and associated parasite index to Clarias gariepinus (Teleostei: Clariidae) in the Vaal River system, South Africa

D Crafford, A Avenant-Oldewage

DOI:

10.2989/AJAS.2009.34.3.8.984

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A histology-based fish health assessment of four commercially and ecologically important species from the Okavango Delta panhandle, Botswana

JC van Dyk, MJ Marchand, NJ Smit, GM Pieterse

DOI:

10.2989/AJAS.2009.34.3.9.985

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Histological changes in the gills of Clarias gariepinus (Teleostei: Clariidae) from a polluted South African urban aquatic system

JC van Dyk, MJ Marchand, GM Pieterse, IEJ Barnhoorn, MS Bornman

DOI:

10.2989/AJAS.2009.34.3.10.986

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

GC O’Brien, R Swemmer, V Wepener

DOI:

10.2989/AJAS.2009.34.3.11.987

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Book review

Guides to the Freshwater Invertebrates of Southern Africa. Volume 9: Diptera
By JA Day, AD Harrison and IJ de Moor (editors) (2003)

Denise Schael

DOI:

10.2989/AJAS.2009.34.3.12.988

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African Journal of Aquatic Science
Journal / African Journal of Aquatic Science / Vol. 34 No. 3 (2009) / Articles

Articles

Guest Editorial

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

DOI:

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

DOI:

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

DOI:

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

DOI:

Age estimation, growth rate and size at sexual maturity of tigerfish Hydrocynus vittatus from the Okavango Delta, Botswana

DOI:

Low allozyme variation in tigerfish Hydrocynus vittatus (Teleostei: Alestidae) from the Okavango panhandle, with notes on the selection of candidates for artificial breeding

DOI:

Blood lactate levels as a biomarker for angling-induced stress in tigerfish Hydrocynus vittatus from the Okavango Delta, Botswana

DOI:

Application of a fish health assessment index and associated parasite index to Clarias gariepinus (Teleostei: Clariidae) in the Vaal River system, South Africa

DOI:

A histology-based fish health assessment of four commercially and ecologically important species from the Okavango Delta panhandle, Botswana

DOI:

Histological changes in the gills of Clarias gariepinus (Teleostei: Clariidae) from a polluted South African urban aquatic system

DOI:

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

DOI:

Book review

Guides to the Freshwater Invertebrates of Southern Africa. Volume 9: Diptera
By JA Day, AD Harrison and IJ de Moor (editors) (2003)

DOI: