Vol. 25 No. 1 (2000) | African Journal of Aquatic Science

Published: 2000-01-01

Editorial

Mike Coke

DOI:

Official opening of the 35th annual conference of the Southern African Society of Aquatic Scientists, Swakopmund, Namibia

The Honourable HK Angula

1-2

DOI:

10.2989/160859100780177983

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Water — The common element: Lessons from antiquity and the health of the environment

Presidential address delivered at the 37th congress of the Southern African Society of Aquatic Scientists, Swakopmund, Namibia

C Dickens

3-8

DOI:

10.2989/160859100780177884

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Keynote address delivered at the 35th congress of the Southern African Society of Aquatic Scientists, Swakopmund, Namibia

BR Allanson

9-12

DOI:

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Preliminary study on the food web structure of two contrasting estuaries along the Eastern Cape coast, South Africa

PW Froneman

13-22

DOI:

10.2989/160859100780177622

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Physical determinants of the distribution and abundance of the burrowing ocypodid crab Paratylodiplax blephariskios Stebbing in the St. Lucia and Mhlathuze estuaries, KwaZulu-Natal, South Africa

RK Owen, DP Cyrus, SE Piper

23-32

DOI:

10.2989/160859100780177794

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Proportional growth and maturation in Penaeus indicus

HFB Champion

33-36

DOI:

10.2989/160859100780177974

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Flagships and fragments — perspectives on the conservation of freshwater fishes in southern Africa

Keynote address delivered at the 37^th congress of the Southern African Society of Aquatic Scientists in Namibia

PH Skelton

37-42

DOI:

10.2989/160859100780177929

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The development of a GIS atlas of southern African freshwater fish

LEP Scott, PH Skelton, AJ Booth, L Verheust

43-48

DOI:

10.2989/160859100780177947

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Can small-scale fisheries contribute to poverty alleviation in traditionally non-fishing communities in South Africa?

TG Andrew, QA Rouhani, SJ Seti

49-55

DOI:

10.2989/16085914.2020.1745413

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Fish as a resource in a rural river catchment in the Northern Province, South Africa

BCW van der Waal

56-70

DOI:

10.2989/160859100780177839

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The application of the Zero Emissions Research and Initiatives (ZERI) concept in an integrated industry-polyculture-farm system in Namibia: The case of Tunweni Sorghum Brewery

DO Okeyo

71-75

DOI:

10.2989/160859100780177848

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Some aspects of the ecology of the Groot Letaba River in the Northern Province, South Africa

W Vlock, JS Engelbrecht

76-83

DOI:

10.2989/160859100780177686

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An assessment of the fish population of the lower reaches of the Sanyati River, Zimbabwe

W Mhlanga

84-88

DOI:

10.2989/160859100780177901

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Phylogenetic relationships between Synodontis species: some preliminary results

EE Bruwer, FH van der Bank, GJ Steyn, M Wink

89-92

DOI:

10.2989/160859100780177785

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Distribution and biogeography of the Paradiaptominae (Copepoda: Calanoida: Diaptomidae)

NA Rayner

93-97

DOI:

10.2989/160859100780177893

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Branchipodopsis species — specialists of ephemeral rock pools

L Brendonck, ML Hamer, BJ Riddoch, MT Seaman

98-104

DOI:

10.2989/160859100780177668

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The macroinvertebrates of the Cunene River from the Ruacana Falls to the river mouth and assessment of the conservation status of the river

FC de Moor, HM Barber-James, AD Harrison, CR Lugo-Ortiz

105-122

DOI:

10.2989/160859100780177857

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A new biomonitoring protocol to determine the ecological health of impoundments using artificial substrates

C Thirion

123-133

DOI:

10.2989/160859100780177875

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An assessment of the health of two rivers within Harare, Zimbabwe, on the basis of macroinvertebrate community structure and selected physicochemical variables

C Phiri

134-145

DOI:

10.2989/160859100780177677

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The sublethal effects of zinc at different water temperatures on selected haematological variables in Oreochromis mossambicus

PP Buthelezi, V Wepener, DP Cyrus

146-151

DOI:

10.2989/160859100780177659

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Biological control of Salvinia molesta in some areas of Moremi Game Reserve, Botswana

KC Naidu, I Muzila, I Tyolo, G Katorah

152-155

DOI:

10.2989/160859100780177820

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Water policy in southern Africa: A brief synopsis of some of the macro driving forces

AR Turton

156-161

DOI:

10.2989/160859100780177866

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Developing a protocol for managing the biophysical condition of a water management area: the Sabie catchment case study

E van Wyk, J Jaganyi, B van Wilgen, C Breen, K Rogers, D Roux, F Venter

162-168

DOI:

10.2989/160859100780177695

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Catchments as conservation units for riverine biodiversity

MJ Wishart

169-174

DOI:

10.2989/160859100780177749

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Potential environmental impacts associated with the proposed abstraction of water from the Okavango River in Namibia

P Ashton

175-182

DOI:

10.2989/160859100780177776

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The IFR process: beyond the specialist workshop

D Louw, D Hughes, A Birkhead

183-190

DOI:

10.2989/160859100780177631

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Initiating community participation: the stakeholder communication and environmental education programme

MJM Gabriel

191-196

DOI:

10.2989/160859100780177956

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Aftermath of simultaneous toxic spills in the Klein Nyl River, Northern Province, South Africa

A Jooste, L Polling

197-201

DOI:

10.2989/160859100780177767

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Water quality of the Modder River, South Africa

N Koning, JC Roos, JU Grobbelaar

202-210

DOI:

10.2989/160859100780177992

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Towards the assessment of the trophic status of South African impoundments for management purposes: Bon Accord Dam

CE van Ginkel, BC Hohls, E Vermaak

211-218

DOI:

10.2989/160859100780177613

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Groundwater quality monitoring around Bass Lake, Betty's Bay, South Africa

K Schachtschneider, K Winter

219-224

DOI:

10.2989/160859100780177802

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Short Communication

FishBase: a database and fisheries management-orientated tool for the 21st century

B van Zyl, NE Willemse

225-226

DOI:

10.2989/160859100780177703

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Abstract

The effect of a single freshwater release on the physico-chemical properties of the freshwater-starved Kromme estuary, St Francis Bay, South Africa

UM Scharler, D Baird

227-228

DOI:

10.2989/160859100780177758

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Abstract

Why is shorebird density so high in Walvis Bay? Delayed blooming and Benguela

RE Simmons, I Cordes

229-229

DOI:

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Abstract

Habitat assessment of the Swartkops estuary

D van Driel

230-230

DOI:

10.2989/160859100780178009

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Abstract

Genetic and morphological variation in two toothed river crab species, Potamonautes unispinus and P. warreni

S Daniels, B Stewart

231-231

DOI:

10.2989/160859100780177811

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Abstract

Two calanoids, two lakes and a decade or two: An updated record and evaluation of Tropodiaptomus spectabilis and Metadiaptomus meridianus dynamics (species switches, seasonal alternations and ?alternative stable states) in Lakes Midmar and Albert Falls, South Africa

RC Hart

232-233

DOI:

10.2989/160859100780177640

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Abstract

Biomarkers in environmental research: fact or fiction?

V Wepener

234-234

DOI:

10.2989/160859100780177910

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Abstract

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

P Vos, V Wepener, DP Cyrus

235-235

DOI:

10.2989/160859100780177730

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Abstract

Morphological and physiological responses of Sporobolus virginicus to flooding

G Naidoo, Y Naidoo

236-237

DOI:

10.2989/160859100780177965

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Short Communication

Using multi-criteria decision analysis in catchment management: a case study of the Sand River, Mpumulanga, South Africa

A Joubert, S Pollard

238-242

DOI:

10.2989/160859100780177712

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