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Now showing items 1-20 of 91
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Age validation of a tropical cyprinid, Rastrineobola argentea (Pellegrin 1904) by immersin in tetracycline hydrochloride and use phi prime
(LVFO, 2000)To verify that increments observed in the otoliths of R. argentea were deposited daily, fish were immersed in tetracycline hydrochloride (TC) of 100 - 600 mg V between 2-24 hours. TC was found to be incorporated within ... -
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 ... -
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 ... -
The Anthropogenic Inputs in Aquatic Systems as a Source of Pollution in Lake Victoria
(2005)Aquatic ecosystems are of vital importance considering the inter-relationships that exist between these ecosystems and terrestrial ones. However, the physico-chemical and biological characteristics of lake basins such ... -
Aquaculture Strategy For Restoration of Threatened Lake Victoria Fishes: The case for Oreochromis variabilis (Boulenger, 1906) and Labeo victorianus (Boulenger, 1901)
(KMFRI Sangoro Aquaculture Research Station, P.O. Box 136, PAP-ONDITI, Kenya, 2 School of Environmental Studies, Moi University, P.O Box 3900, ELDORET, Kenya, 2006)The endemic Oreochromis variabilis and L. victorianus are among Lake Victoria’s most threatened fish species whose population sizes are on the decline. This study, carried out between August 2000 and April 2001, aimed ... -
Aquatic weed problem in Lake Jipe
(Lake Victoria Basin Commission, 2002)Lake Jipe is in Mwanga District, Kilimanjaro Region, and lies on the border with Kenya. A stream drains from the lake southward through a wetland and empties its waters in Nyumba ya Mungu dam some kilometers downstream. The ... -
Atmospheric concentrations of organochlorine pesticides in the northern Lake Victoria watershed
(Lake Victoria Environmental Management Project (LVEMP), 2005)Organochlorine pesticides are still in use for agricultural purposes and for the control of mosquitoes in the Eastern African region. Atmospheric concentrations of organochlorine pesticides are expected to be higher in ... -
Atmospheric concentrations of organochlorine pesticides in the northern Lake Victoria watershed
(Lake Victoria Basin Commission, 2006)Organochlorine pesticides are still in use for agricultural purposes and for the control of mosquitoes in the Eastern African region. Atmospheric concentrations of organochlorine pesticides are expected to be higher in ... -
Benthic Macro-invertebrates of the Tanzania side of Lake Victoria and their role in Fish Production
(Tanzania Fisheries Research Institute,, 2010)Studies on the taxonomic diversity, abundance and distribution of macro-invertebrates and their role in fish production were carried out on sediments of Southeastern Lake Victoria in April, July and December 2000. A total ... -
Biological control and monitoring of water hyacinth, Eichhornia crassipes, Marts. Solms-Laubach (Liliales: Ponteridiaceae) during the post-resurgence period in Lake Victoria basin, Kenya
(Kenya Agricultural Research Institute, LVEMP Water Hyacinth Control Component National Fibre Research Centre, Kibos, P O Box 1490, Kisumu, Kenya, 2005)The paper presents recent results from an ongoing classical biological control programme for water hyacinth, implemented by Kenya Agricultural Research Institute under the Lake Victoria Environmental Management Project. ... -
The biology, ecology and fishery of Oreochromis esculentus in the Lake Victoria Basin
(Lake Victoria Environmental Management Project (LVEMP), 2004)Oreochromis esculentus an indigenous tilapiine species in Lake Victoria has become extinct due to a number of factors. These include, introduction of a more competitive species (Oreochromis niloticus), eutrophication and ... -
Buffering capacity studies in a rural and an urban wetland in Lake Victoria catchment, Uganda
(1Wetlands Inspection Division, Ministry of Water, Lands and Environment, P. O. Box 9629, Kampala Uganda. 2 Chemistry Department, Makerere University, P. O. Box 7062, Kampala, Uganda, 2006)Wetlands are known to filter water from catchments by retaining solid waste and eroded sediments from catchment areas. They reduce the impact of flooding, speed of flow, and hence store water while releasing it slowly. ... -
Buffering Capacity Studies in a Rural aod Urban Wetlands in Lake Victoria Catchment in Uganda
(LVFO, 2001)Wetlands are known to filter water from catchments by retaining solid waste, and eroded sediments from catchment areas. Wetlands also reduce the impact of flooding, speed of flow, and hence store water while releasing it ... -
Buffering processes and capacity of Wetlands in the Kenyan portion of the Lake Victoria Basin
(SMEC International Pty Ltd, 2005)This report details the methodology and findings of a twelve month project undertaken by SMEC International for the National Environmental Management Authority (NEMA), Lake Victoria Environment Management Project (LVEMP) ... -
Challenges and opportunities for farm forestry in Kipkaren River Catchment, Kenya
(Department of Forestry, Moi University, PO Box 1125, Eldoret Kenya, Catchment Afforestation, LVEMP, PO Box 4004, Eldoret Kenya, 2004)Although LVEMP has been supporting farm forestry in the Lake Victoria basin since 1999 through seedling production and training of farmers on tree planting and management, there is lack of baseline information on ecological ... -
Community participation in fisheries management: prospects and challenges for co-management
(Fisheries Resources Department, P.O. Box 4, Entebbe, Uganda, 2004)Fisheries play an important role in the economy of Uganda, contributing to foreign exchange, food security and employment. In 1998, the total fish catch landed was 217,100 metric tons of which Lake Victoria contributed ... -
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 ... -
Comparative study of hatching rates of African catfish (Clarias gariepinus Burchell 1822) eggs on different substrates
(Lake Victoria Environmental Management Project (LVEMP), 2004)The choice of incubation substrate materials is one of the major factors to consider in the production of African catfish (Clarias gariepinus) fingerlings. There was significant difference between the hatching rates of ... -
Conservation and improvement of the stocks of the originally most important Lake Victoria tilapiine, Oreochromis esculentus, Graham 1929
(Lake Victoria Environmental Management Project (LVEMP), 2004)The tilapiine fish species Oreochromis esculentus was endemic to only lakes Victoria and Kyoga, and was the most important commercial fish species in these two lakes. This species started to decline steadily after the ...
