Utafutaji Department of Fisheries and Aquatic Science Kwa jina la Kitabu
Now showing items 37-56 ya 88
-
Fish assemblages and size-spectra variation among rivers of Lake Victoria Basin, Kenya
(Ecological Indicators, 2020-07)Riverine ecosystems are some of the most biologically diverse on earth, but are also among the most threatened by anthropogenic actions. Lack of local-scale studies monitoring changes in riverine populations makes it ... -
FOOD, FEEDING HABITS AND POPULATION STRUCTURE OF “NINGU” (Labeo victorianus, BOULENGER, 1901) IN FOUR SELECTED RIVERS OF THE LAKE VICTORIA BASIN, KENYA.
(University of Eldoret, 2021)“Ningu” (Labeo victorianus Boulenger, 1901) is one of the endemic fishes in Lake Victoria Basin (LVB), but is now threatened by multiple stressors caused by human activities. This study investigated spatial and temporal ... -
GENDER ROLES IN FISHING LIVELIHOODS: A CASE OF LAKE BARINGO COMMUNITY, BARINGO COUNTY-KENYA
(University of Eldoret, 2015)The role and contribution of the fisheries sub-sector in Kenya’s fishing communities cannot be underestimated. To ensure sustainable fisheries livelihoods, the Government has developed Fisheries Beach Management Units ... -
Generation of a Socio-Economic Suitability Map for Nile Tilapia (Oreochromis niloticus) Culture using Free Geographical Information System (GIS) software and Spatial Multi-Criteria Evaluation (SMCE) in Kisumu County, Kenya
(African Journal of Education, Science and Technology, 2022-06)In recent years, aquaculture has accounted for roughly half of all fish consumed globally. Scholar’s view aquaculture to have the potential to expand sustainably if suitable fish pond sites are located guided by ... -
Genetic diversity and population structure of the African catfish, Clarias gariepinus (Burchell, 1822) in Kenya: implication for conservation and aquaculture
(Belgian Journal of Zoology, 2017)African catfish, Clarias gariepinus, is an important species in aquaculture and fisheries in Kenya. Mitochondrial D-loop control region was used to determine genetic variation and population structure in samples of C. ... -
GENETIC DIVERSITY, POPULATION STRUCTURE AND INFLUENCE ON LIFE-HISTORY TRAITS OF THE AFRICAN CATFISH, CLARIAS GARIEPINUS (BURCHELL 1822), IN KENYA
(University of Eldoret, 2018)The African catfish, Clarias gariepinus (Burchell 1822) is an important species in fisheries and aquaculture in Africa. In Kenya, farmers use seeds of unknown genetic characteristics. Sourcing of brood stock for propagation ... -
Genetic identification of invasive walking catfish, Clarias batrachus, intermingled with African catfish, C. gariepinus, in South Africa
(African Journal of Wildlife Research 45(1): 55–62 (April 2015), 2015-04)Molecular genetic techniques were used to determine the identity of two catfish individuals that could not be identified as indigenous Clarias gariepinus after phenotypic analysis. The unidentified catfish were compared ... -
GENETIC STRUCTURE OF CRIMSON JOBFISH, Pristipomoides filamentosus (VALENCIENNES, 1830) POPULATION OF THE SOUTHWEST INDIAN OCEAN
(University of Eldoret, 2013)Crimson jobfish, Pristipomoides filamentosus is a commercially important tropical snapper. Their aggressive nature and relatively large size makes them more vulnerable to fishing gears. In addition it is vulnerable to ... -
Growth and Nutrient Removal Efficiency of SweetWormwood (Artemisia annua) in a RecirculatingAquaculture System for Nile Tilapia(Oreochromis niloticus)
(MDPI : Wiley, 2019)The maintenance of optimal water quality for fish production is one of the major challengesin aquaculture. Aquaponic systems can improve the quality of water for fish by removing theundesirable wastes and in turn produce ... -
GROWTH AND SURVIVAL ON EXPOSURE TO LAMBDA CYHALOTHRIN AND AFLATOXINS OF DIETARY FISH FROM SELECTED AQUATIC SOURCES IN KENYA
(Journal of Advance Research in Food, Agriculture and environmental science, 2018)Toxicants cause a wide range of concerns in the health of fish. The specific objectives of the study were determine aberration of growth and survival as an iron indicator on exposure to lambda cyhalothrin and aflatoxins ... -
High genetic diversity and population differentiation in Clarias gariepinus of Yala Swamp: evidence from mitochondrial DNA sequences
(Journal of Fish Biology (2016) 89, 2557–2570, 2016-07)In order to improve the conservation and sustainable utilization of the African catfish Clarias gariepinus of the Yala Swamp in Kenya, genetic diversity and population structure of Lakes Kanyaboli and Namboyo populations ... -
Hippopotamus are distinct from domestic livestock in their resource subsidies to and effects on aquatic ecosystems
(royalsocietypublishing.org/journal/rspb Proc. R. Soc., 2020-03)In many regions of the world, populations of largewildlife have been displaced by livestock, and this may change the functioning of aquatic ecosystems owing to significant differences in the quantity and quality of their ... -
IMPACT OF LAND USE CHANGE IN WATER QUALITIES, HABITAT QUALITIES AND BENTHIC MACROINVERTEBRATES ASSEMBLEGES IN KIPSINENDE RIVER, LAKE VICTORIA BASIN, KENYA
(University of Eldoret, 2021)Kipsinende River is being impacted by anthropogenic activities from upstream to downstream. The main pollution sources are agricultural activities, washing, bathing, logging, deforestation and grazing. The main objective ... -
Influence of catchment land use and seasonality on dissolved organic matter composition and ecosystem metabolism in headwater streams of a Kenyan river
(Biogeochemistry An International Journal, 2017-01)Headwater streams influence the biogeochemical characteristics of large rivers and play important roles in regional and global carbon budgets. The combined effects of seasonality and land use change on the biogeochemistry ... -
INFLUENCE OF HIPPO AND CATTLE DUNG ON THE NUTRIENT LEVELS, ALGAL DIVERSITY, COMPOSITION, BIOMASS AND ECOSYSTEM METABOLISM IN AQUATIC ECOSYSTEMS: A MESOCOSM APPROACH
(University of Eldoret, 2023-07)Large mammalian herbivores (LMH) are major agents of the movement of terrestrial organic matter and nutrients into aquatic ecosystems, which can alter the structure and functioning of aquatic ecosystems. Populations of ... -
INFLUENCE OF LAND-USE ON LEAF LITTER DECOMPOSITION IN HEADWATER STREAMS OF THE NZOIA RIVER, KENYA
(University of Eldoret, 2021)Land-use plays a crucial role in affecting river function, particularly leaf litter decomposition. The study was aimed to investigate the influence of land-use on leaf litter decomposition in headwater streams of the Nzoia ... -
Influence of net cages on water quality and trophic status of Lake Victoria, Kenya: The case of Kadimu Bay
(Wiley Journals, 2023-03)Water quality is a critical component regulating ecosystem functioning in aquatic habitats, requiring regular monitoring for sustainable ecosystem services. Cage fish farming has the potential to affect water quality ... -
Influence of Rainfall Seasonality onEndohelminth Parasites of Oreochromisniloticusbaringoensis (Trewavas, 1983) at River Molo Inlet in Lake Baringo, Rift Valley, Kenya
(Journal of Aquatic Science and Marine Biology, 2018)This study was conducted at the inlet of River Molo in Lake Baringo, Kenya during dry and wet seasons.Dissolved oxygen, temperature, turbidity and pH were measured in-situ.Fish samples collected werepreserved ... -
THE INFLUENCE OF SALTWORKS’ WASTE-BRINE ON DISTRIBUTION OF MANGROVE CRABS (DECAPODA, PORTUNIDAE) WITHIN THE GONGONI-KURAWA INTERTIDAL AREA, KENYA
(University of Eldoret, 2017)Evaporation is one of the oldest methods employed in sea salt production, a process that involves pumping seas water into a series of ponds where solar evaporation concentrates it into brine, and precipitates the salt; ... -
Influence of Water Quality on Distribution Patterns and Diversity of Enteromius Fish Species in Small Water Bodies of Uasin Gishu County, Kenya
(African Journal of Education, Science and Technology, 2022)The Enteromius species are a widely distributed group of freshwater fishes in Africa. However, their abundance and diversity are affected by environmental quality. This study therefore investigated the relationship between ...