Browsing Sustainable aquaculture by Author "Brummett, R.E."
Now showing items 1-20 of 47
-
Advanced nursing of Clarias gariepinus (Burchell, 1822) fingerlings in earthen ponds, through recycling of tilapia recruits
(2006)Type: Journal ArticleIn an attempt to improve the stocking size and yield of Clarias gariepinus, small fingerlings (average weight=3 g) of the type usually produced by African hatcheries were stocked together with tilapia (Oreochromis niloticus) ... -
African aquaculture: realizing the potential
(2008)Type: Journal ArticleDespite 40 years of research and development, and hundreds of millions of dollars spent, aquaculture is struggling to realize its high biophysical potential in Africa. Hampered by ineffective institutional arrangements and ... -
Analysis of aquaculture investments in periurban Yaounde, Cameroon
(2004)Type: Journal ArticleTo better understand the key components of aquaculture production in periurban Africa, the farming systems and profitability of five semi-intensive fish culture investments within 35 km of the centre of Yaoundé, Cameroon ... -
Aquaculture extension in sub-Saharan Africa
(2004)Type: ReportA discussion is presented on aquaculture extension in Sub-Saharan Africa, with respect to the findings of a regional survey undertaken by FAO in collaboration with the WorldFish Centre. As the predominant research/extens ... -
Aquaculture for African smallholders
(1995)Type: ReportThis volume report is the findings of the ICLARM-BMZ/GTZ Africa Aquaculture Project (1986-1994). This project studied the smallholder farming systems and developed integrated aquaculture technologies in collaboration with ... -
Collective marketing may help small-scale fish farmers in Africa
(2007)Type: Journal ArticleStudies in Cameroon have found that aquafarmers with closer access to urban markets were able to sell much higher quantities of fish at higher prices. In recent research on collective marketing involving 32 rural fish ... -
Comparative analysis of the environmental costs of fish farming and crop production in arid areas
(2007)Type: Conference PaperUsing published data, 20 crop and 19 fish production systems were compared for efficiency of water and nutrient (nitrogen) use. In agriculture, rain-fed cassava was most efficient, followed by rain-fed beans, pivot-irrigated ... -
Comparison of African tilapia partial harvesting systems
(2002)Type: Journal ArticleThree typical African partial harvesting systems and an unfished control were compared for gross yield. Fish grew undisturbed on an input regime based on that used by Malawian smallholding farmers for 122 days. Then, for ... -
Concepts, alternatives, and environmental considerations in the development and use of improved strains of tilapia in African aquaculture
(2009)Type: Journal ArticleThe status of African populations of farmed tilapia is reviewed and discussed in light of the need for improved strains for commercial aquaculture. Many tilapia populations currently held on African fish farms have been ... -
Development of integrated aquaculture - agriculture systems for small-scale farmers in the forest margins of Cameroon
(2006)Type: ReportWorldFish Center (formerly ICLARM) aquaculture experts, IITA economists, IRAD researchers and MINEPIA technicians formed a Research-Extension Team (RET) to undertake action research on the importance of markets in driving ... -
Exploitation and conservation of fish genetic resources in Africa: issues and priorities for aquaculture development and research
(2012)Type: Journal ArticleAfrica harbours a rich biological diversity of native fish resources. Recognition of the potential to use these resources to make significant contributions towards improving African food security through aquaculture has ... -
Farming fish to save water
(1997)Type: Journal ArticleAuthor's comment on the farming of fish as a efficient means in terms of water use. -
Freshwater fish seed resources and supply: Africa regional synthesis
(2007)Type: Book ChapterThe availability and quality of fingerlings for stocking in aquaculture ponds have repeatedly been identified as a key constraint to the development of aquaculture in Africa. Government hatcheries have generally failed to ... -
Freshwater fish seed resources in Cameroon
(2007)Type: Book ChapterThe climate, land and water resources of Cameroon, combined with the high demand for fisheries products, makes this Central African country a high potential area for aquaculture. Fingerling availability and quality have ... -
From researcher to farmer: partnerships in integrated aquaculture-agriculture systems in Malawi and Cameroon
(2011)Type: Journal ArticleThe potential for integrating aquaculture with agriculture has been widely recognized as a means of improving the use of inputs, diversifying output and economic opportunity, and enabling smallholder producers to maintain ... -
Fry production of Shire River tilapia Oreochromis shiranus at two broodstock sex ratios
(1997)Type: Journal ArticleOptimal sex ratio in tilapia breeding ponds depends upon stocking density. However, under certain circumstances, altering the male: female sex ratio from a more or less natural 1:1 to 1:2 or even higher has been shown to ... -
Functional aquatic ecosystems, inland fisheries and the Millennium Development Goals
(2013)Type: Journal ArticleFreshwater allocation in an environment of increasing demand and declining quality and availability is a major societal challenge. While biodiversity and the needs of local communities are often in congruence, the over-riding ... -
Genetic quality of cultured tilapia stocks in Africa
(2008)Type: Journal ArticleAfrican aquaculture is poised for rapid expansion. However, one of the key constraints holding back growth of the sector is the poor quality of the fish stocks available for culture. The problems of declines in growth ... -
Heavy metal and faecal bacterial contamination of urban lakes in Yaounde, Cameroon
(2003)Type: Journal ArticleThe objective of this study was to measure the concentration of indicator bacteria and heavy metals in fish, mud and water of the two largest urban inland valleys in Yaounde. -
How can research best serve the needs of aquaculture in subsaharan Africa?
(1994)Type: Journal ArticleDiscussion on whether research is the answer to best serve the needs of aquaculture in SubSaharan Africa is presented. New methods of user-participatory, on-farm research being tested by ICLARM and other agencies in Asia ...
