2. EAC Institutions: Recent submissions
Now showing items 81-100 of 330
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Comparative fecundity estimates in the thumbprint emperor, Lethrinus harak (Forsskal, 1775) using volumetric and stereological methods
(LVFO, 2000)Comparative fecundity estimates were made on 10 stage 4 ovaries of the thumbprint emperor, Lethrinus harak using volumetric and stereological methods. Results show that the volumetric method tended to under-estimate fecundity ... -
A Review of the effects of population pressure on Watershed Management Practices in the Lake Victoria Basin
(LVFO, 1999)Protecting the quality of soil and water while using these resources for the benefit of people is a major challenge in Uganda and indeed globally. Emphasis on agricultural sustainability arises out of increasing awareness ... -
Seasonal Dynamics of The Phytoplankton Community in Relation to Environment in Lake Baringo, Kenya (Impact on the Lake's Resource Management)
(LVFO, 1999)Studies were conducted in Lake Baringo between May 1994 and April 1995 to map temporal changes in productivity (phytoplankton standing stock) and attempt to relate these changes to environmental parameters in this ... -
The Nile perch processing industry in Tanzania: trends, issues and development
(LVFO, 2000)Under modern conditions of product competition, it is increasingly risky not to innovate and, at the same time, it is extremely expensive to do. Consumers always want a stream of new and improved products. Competition ... -
Growth, mortality and recruitment of Nile tilapia (Oreochromis niloticus) (L.) (Cichlidae) in Lake Turkana (Kenya): Possible variations as assessed by length frequency analysis.
(LVFO, 1998)Estimates of growth, mortality and recruitment pattern of Nile tilapia iOreochromis niloticus) from Lake Turkana were obtained from two sets of length frequency distributions: one from HOPAON (1982) obtained in 1974 from ... -
A Review of Heavy Metal Removal Mechanisms in Wetlands
(LVFO, 1998)Heavy metals are released into the environment from a wide range of natural and anthropogenic sources. The rate of influx of these heavy metals into the environment exceeds their removal by natural processes. Aquatic ... -
The patterns and trends of marketing and consumption of the fish of Lake Victoria (Kenya waters)
(LVFO, 1998)Over 90% of Kenya's fish is produced from Lake Victoria, its principle source of fish for domestic consumption and for export. The three fish species of most economic importance are Lates niloticus, Rastrineobola argentea ... -
Studies on induced breeding of Clarias gariepinus (Burchell, 1822) in Hapa Pens
(LVFO, 1996)Induced breeding of Clarias gariepinus was conducted monthly in hapa pens, set up in Otamiri river for nineteen months (June 1993 - December 1994). Results of natural fertilization were unsatisfactory as few eggs ... -
Population parameters of Oreochromis leucostictus from Lake Naivasha, Kenya
(LVFO, 1996)Length-frequency data collected from fish landings on Lake Naivasha were used to estimate the growth parameters: total mortality (Z), growth performance index (¢'), exploitation rate and recruitment pattern in Oreochromis ... -
The Distribution and Concentration levels of Trace Metals in Water and Sediments of Lake Victoria, Kenya
(LVFO, 1996)The water and bottom sediments of Lake Victoria (Kenya) were analysed for AI, Fe, Mn, Zn, Pb, Cu, Cr and Cd. The total metal concentrations were determined and their mean variations and distributions discussed. The bottom ... -
Analysis of fish catch data from 1985 to 1994 in the Kenyan inshore marine waters
(LVFO, 1996)Fish landing data collected by the Kenyan Fisheries Department from the nearshore coastal marine waters from 1985 to 1994 were statistically analyzed to determine trends in the traditional fisher's catch. Over the ten year ... -
Fishery methods and fish diversity in the Kilombero River in south-eastern Tanzania
(LVFO, 1996)Assessment of common fishery methods and of fish diversity was undertaken In two fishing camps on the Kilombero River in south-eastern Tanzania in surveys towards the end of the dry season. 1994. Fishermen identified 23 ... -
Analysis of Competition in the Wholesale and Retail Markets for fish in Kisumu, Kenya
(LVFO, 1996)This study analyses competition in the wholesale and retail fish marketing system in Kisurnu, which is Kenya's largest fish market. It is based on cross sectional and time series primary data collected in a survey involving ... -
The Potential for further proliferation of Water Hyacinth in Lakes Victoria, Kyoga and Kwania and some urgent aspects for research
(LVFO, 1995)Shore environments of lakes Victoria and Kyoga with potential for the establishment and proliferation of water hyacinth were identified. They are characterised by: (i) shelter from violent off-shore and along-the-shore ... -
A decline in Fish catches and the size of Oreochromis niloticus in Lake Wamala (Uganda) following human exploitation
(LVFO, 1995)The fishery of Lake Wamala has declined since the lake was stocked in 1956 and opened to fishing during the 1960s. Surveys were conducted on the lake during 1975178 and 1988/92 to investigate the causes of declining fish ...
