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Now showing items 31-39 of 39
Use and exchange of aquatic genetic resources for food and aquaculture: clarias catfish
Type: Journal Article
There are 58 species of Clarias recognized in FishBase (as of January 2009), 33 in Africa and 25 in Asia. Aquaculture of clariids is important with 30 countries reporting a total production of over 300 000 t worth nearly ...
Analysis of aquaculture investments in periurban Yaounde, Cameroon
Type: Journal Article
To 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 ...
Relative Importance of Various Predators in Clarias gariepinus Fry Mortality in Cameroon
Type: Journal Article
To estimate the relative importance of the most common predators of Clarias gariepinus fry, increasing levels of protection were afforded to exclude amphibians, aquatic arthropods and birds. At a stocking density of 10 ...
Intensity and profitability of Clarias nursing systems in periurban Yaoundé, Cameroon
Type: Journal Article
To target development efforts, the technological options for investments in Clarias gariepinus hatchery systems were compared for cost, average weight, number of fingerlings harvested, survival and profitability in periurban ...
The evolution of aquaculture in African rural and economic development
Type: Journal Article
In Africa, aquaculture has developed only recently and so far has made only a small contribution to economic development and food security. We review developments and identify constraints to the expansion of aquaculture ...
Towards the maximum profitability of smallholder catfish nurseries: predator defense and feeding-adapted stocking of Clarias gariepinus
Type: Journal Article
To determine how best smallholders could maximize the profitability of their catfish hatcheries, the cost/benefit analyses of using fences, hapas and bird nets to exclude predators; as well as over-stocking to create food ...
Aquaculture extension in sub-Saharan Africa
Type: Report
A 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 ...
Inland fisheries and aquaculture
Type: Book Chapter
This review showed that the contributions from inland fisheries and aquaculture in economic and social development are undervalued and warrant integrated water management approach to address the various challenges presented ...
Pioneering fish genetic resource management and seed dissemination programmes for Africa: adapting principles of selective breeding to the improvement of aquaculture in the Volta Basin and surrounding areas
Type: Report
This document represents the report and contributed papers from the workshop Pioneering Fish Genetic Resource Management and Seed Dissemination Programmes for Africa: Adapting principles of selective breeding to the ...