Author:Auret, EWDate:1986Activities of the National Programmes for Ecosystem and Aquaculture Research of the CSIR Foundation for Research Development are reviewed, within the programmes on Inland Water Ecosystems, Terrestrial Ecosystems, Nature Conservation Research, ...Read more
Author:Smith, Marie E; Vhengani, Lufuno MDate:May 2023This presentation speaks to the challenges with environmental threats such as Harmful Algal Blooms (HABs) and ocean heatwaves that have the potential to negatively affect natural and farmed marine resources. Also, monitoring these events ...Read more
Author:Safriel, O; Bruton, MNDate:Jun 1984During the past few years the National Programme for Environmental Sciences has been involved in assessing the potential of aquaculture in South Africa and in formulating a research policy which will provide the information needed to place ...Read more
Author:Lalloo, Rajesh; Moonsamy, Ghaneshree; Ramchuran, Santosh O; Görgens, J; Gardiner, NDate:2010When B. cereus was tested in plate well inhibition studies, no production of antimicrobial compounds was detected. B. cereus had a high growth rate (0.96.h−1), whereas Aer. hydrophila concentration decreased by ∼70% in co-culture experiments. ...Read more
Author:Hecht, T; Uys, W; Britz, PJDate:1988This report presents the proceedings of a two-day workshop held on the sharptooth catfish farm “Moirah” of Mr W Uys in the Eastern Transvaal in late January 1988. The overall aim of the workshop was to synthesize the available information on ...Read more
Author:Bernard, Stewart; Kudela, R; Velo-Suarez, LDate:2014The majority of coastal regions and many freshwater systems across the globe are negatively affected by Harmful Algal Blooms (HABs). The impact of such blooms has grown in recent decades, with regard to public health, ecosystem function, ...Read more
Author:Lalloo, Rajesh; Maharajh, Dheepak M; Görgens, J; Gardiner, NDate:Mar 2010Biological products offer advantages over chemotherapeutics in aquaculture. Adoption in commercial application is lacking due to limitations in process and product development that address key end user product requirements such as cost, ...Read more
Author:Nobre, AM; Musango, JK; de Wit, MP; Ferreira, JGDate:Feb 2008The objective of this report is to conceptualize ecological and economic interactions in mariculture; to implement a dynamic ecological-economic model in order to: simulate the socio-economics of aquaculture production, simulate its effects ...Read more
Author:Lalloo, Rajesh; Maharajh, Dheepak M; Görgens, J; Gardiner, NSDate:May 2008Modern aquaculture utilises intensive reticulated systems resulting in waste accumulation and proliferation of disease. Conventional chemical treatments cause resistance in pathogens and negative environmental impact. The potential of a ...Read more
Author:Lain, Elisabeth J; Smith, Marie EDate:Nov 2021Aquaculture in South Africa is really taking off, with around 230 farms countrywide, cultivating a wide variety of fish and shellfish species. Most of these are freshwater farms, and it is the freshwater sector that is indeed growing the ...Read more
Author:Lalloo, Rajesh; Maharajh, Dheepak M; Gorgens, J; Gardiner, NS; Gorgens, JFDate:May 2009Previous studies have demonstrated the efficacy of our Bacillus cereus isolate (NRRL 100132) in reducing concentrations of nitrogenous wastes and inhibiting growth of fish pathogens. In vivo efficacy and tolerance to a range of physiological ...Read more
Author:Du Plessis, C; Waldeck, L; Willemse, EDate:Feb 2010Providing municipal services such as electricity and waste water treatment is a major challenge for small towns that often lack the institutional capacity to manage and maintain the necessary infrastructure. High levels of poverty in these ...Read more
Author:Lalloo, Rajesh; Ramchuran, Santosh O; Ramduth, DM; Gorgens, JDate:Feb 2007Natural isolates obtained from mud sediment and Cyprinus carpio were purified and assessed in vitro for efficacy based on the inhibi-tion of growth of pathogenic Aeromonas hydrophila and the decrease in concentrations of ammonium, nitrite, ...Read more
Author:Toerien, DF; Grobbelaar, JU; Walmsley, RDDate:1987Interest in the mass cultivation of micro-algae as feed and foodstuff has existed since the turn of the century (Robinson and Toerien, 1962). Experiments using algae in photosynthetic research (Warburg, 1919) also led to an appreciation of ...Read more
Author:Bowmaker, AP; van der Zee, D; Ridder, JHDate:1987A two day mini-symposium and workshop held in Durban in February 1986 and attended by 70 marine scientists from Natal and KwaZulu is reported on. Summaries of 84 presentations are given, separated into relevant sections. Each section is ...Read more
Author:Smith, Marie EDate:Nov 2022Relatively young industry with potential for growth. Together, the Aquaculture and Fisheries sector could contribute approximately R10-15 Billion to SA’s GDP.Read more
Author:Nemutanzhela, ME; Roets, Y; Gardiner, N; Lalloo, RajeshDate:2014Global shortages in seafood resources have driven the growth of aquaculture as an economic activity, predominantly in developing countries. As a consequence of space and resource constraints, traditional aquaculture has been intensified into ...Read more