Vol. 46 No. 1 (2021) | African Journal of Aquatic Science

Ten research questions to support South Africa’s Inland Fisheries Policy

O.L.F. Weyl, L. Barkhuizen, K. Christison, T. Dalu, H.A. Hlungwani, D. Impson, K. Sankar, N.E. Mandrak, S.M. Marr, J.R. Sara, N.J. Smit, D. Tweddle, N.G. Vine, V. Wepener, M. Zvavahera, I.G. Cowx

1-10

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Size at maturity, maturity stages and sex ratio of tigerfish Hydrocynus vittatus Castelnau, 1861 in Lake Kariba, Zimbabwe: assessing the influence of decades of fisheries exploitation

Terence Magqina, Tatenda Dalu, Lindah Mhlanga, Tamuka Nhiwatiwa

11-17

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Status update of the endemic and critically endangered cave catfish Clarias cavernicola Trewavas 1936, from the Aigamas Cave system, Namibia

F.J. Jacobs, P.G. Jacobs, C.J. Hay, T.F. Næsje

18-21

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Diel and tidal periodicity in the responses of early life stages of marine fishes to an estuary opening event in temperate South Africa

Y. Kisten, N.A. Strydom

22-32

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Links between introduced fish and zooplanktonic and zoobenthic food sources in the food webs of two reservoirs of a semi-arid zone in Algeria

M. Djezzar, J.M. Mortillaro, S.E. Doumandji, T. Meziane

33-44

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Longitudinal species turnover rates are predictable and should guide location of sampling sites for South African river surveys to assess aquatic biodiversity

N.A. Rivers-Moore, F.C. de Moor

45-53

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Assessment of subsurface riverbed clogging by fine sediments in a semi-arid catchment of north-western Algeria

A.M. Bendaoud, K.A. Haddou, A.M. Taleb , N.O. Belaidi

54-66

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An assessment of the ecological condition of a wetland on the Lions River floodplain based on soil and vegetation parameters, South Africa

H. Ndlovu, D.C. Kotze, G.P.W. Jewitt, C.D. Morris

67-78

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Temporal effects of biocontrol processes on nutrient dynamics in a shallow lake: Case study of Lake Xini, Okavango Delta in Botswana

C.N. Kurugundla, J.C. Buru

79-87

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Seasonal variance in water quality, trace metals and infection variables of Cichlidogyrus philander Douëllou, 1993 (Monogenea, Ancyrocephalidae) infecting the gills of Pseudocrenilabrus philander (Weber, 1897) in the Padda Dam, South Africa

Patience C. Igeh, Beric M. Gilbert, Annemariè Avenant-Oldewage

88-99

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Endocrine-disrupting activity of the fungicide mancozeb used in the Vhembe District of South Africa

M.F. Seshoka, M.C. van Zijl, N.H. Aneck-Hahn, I.E.J. Barnhoorn

100-109

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Mass developments of Euglena sanguinea Ehrenberg in South Africa

S. Janse van Vuuren, A. Levanets

110-122

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Interannual variation in metal concentrations in surface waters of the Marico River, South Africa

M. Pienaar, V. Wepener, C.T. Wolmarans

123-127

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African Journal of Aquatic Science
Journal / African Journal of Aquatic Science / Vol. 46 No. 1 (2021) / Articles

Articles

Ten research questions to support South Africa’s Inland Fisheries Policy

Size at maturity, maturity stages and sex ratio of tigerfish Hydrocynus vittatus Castelnau, 1861 in Lake Kariba, Zimbabwe: assessing the influence of decades of fisheries exploitation

Status update of the endemic and critically endangered cave catfish Clarias cavernicola Trewavas 1936, from the Aigamas Cave system, Namibia

Diel and tidal periodicity in the responses of early life stages of marine fishes to an estuary opening event in temperate South Africa

Links between introduced fish and zooplanktonic and zoobenthic food sources in the food webs of two reservoirs of a semi-arid zone in Algeria

Longitudinal species turnover rates are predictable and should guide location of sampling sites for South African river surveys to assess aquatic biodiversity

Assessment of subsurface riverbed clogging by fine sediments in a semi-arid catchment of north-western Algeria

An assessment of the ecological condition of a wetland on the Lions River floodplain based on soil and vegetation parameters, South Africa

Temporal effects of biocontrol processes on nutrient dynamics in a shallow lake: Case study of Lake Xini, Okavango Delta in Botswana

Seasonal variance in water quality, trace metals and infection variables of Cichlidogyrus philander Douëllou, 1993 (Monogenea, Ancyrocephalidae) infecting the gills of Pseudocrenilabrus philander (Weber, 1897) in the Padda Dam, South Africa

Endocrine-disrupting activity of the fungicide mancozeb used in the Vhembe District of South Africa

Mass developments of Euglena sanguinea Ehrenberg in South Africa

Interannual variation in metal concentrations in surface waters of the Marico River, South Africa

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