Browsing Department of Fisheries and Natural Resources by Title
Now showing items 58-77 of 107
-
Haematological response of African Catfish (Clarias gariepinus Burchell 1822) fingerlings exposed to different concentrations of tobacco (Nicotiana tobaccum) leaf dust
(Hindawi, 2013)The present study set out to investigate the haematological effects of tobacco leaf dust on African catfish, Clarias gariepinus, fingerlings, with a mean weight of 3.01 ± 1.25 g using “static renewal bioassay system” ... -
Impacts of Covid-19 Pandemic and Adaptive Strategies to Build Resilience in the Kenyan Aquaculture Sector
(ScienceOpen, 2022)This study examines the impacts of the Covid-19 pandemic and adaptive strategies to build resilience among stakeholders and actors in the aquaculture value chain in Kenya. Prior to the pandemic, Kenya's aquaculture sector ... -
The impacts of introduced species on lake ecosystems: A case of Lakes Victoria and Naivasha, Kenya.
(2019)Fish and other aquatic organisms have been introduced into new environments for various reasons. Provision of sports fishery, supplemental to stocks, to fill empty niches, control weeds, and disease vectors and even create ... -
In vitro assessment of ruminal fermentation characteristics of tropical browse mixtures supplemented with yeast
(Blackwell Publishing Ltd, 2012-03-01)An in vitro ruminal gas production study was conducted to assess the effect of yeast supplementation on rumen fermentation of tanniniferous tropical browse mixtures prepared by mixing Berchemia discolor with Acacia ... -
In vitro organic matter disappearance of tanniferous browse using rumen liquid from goats ingesting grass versus browse
(Taylor & Francis, 2013-12-01)In vitro organic matter disappearance (IVOMD) of African browse species often indicates artificially low nutritive value due to the presence of condensed tannins (CT). Diet of the rumen liquor donor may change this if ... -
Lake Turkana: Status, challenges, and opportunities for collaborative research
(Elsevier, 2022)Lake Turkana, located in northwestern Kenya and south-western Ethiopia, is Africa’s fourth largest lake and the world’s largest permanent desert lake. The lake lies in a closed basin and its limnology, ecology, and fisheries ... -
Lake Victoria and the common property debate: Is the tragedy of the commons a threat to its future?
(Romanian Limnogeographical Association, 2013-12-15)Lake Victoria is the largest among the African Great Lakes in East African region that are believed to have both dynamic and fragile aquatic ecosystems. Within two decades, the lake has experienced extensive resource ... -
Lifetable demography and population growth of the rotifer Brachionus angularis in Kenya: influence of temperature and food density
(Taylor & Francis, 2016-08-19)Lifetable demography and reproductive traits of a Kenyan strain of the rotifer Brachionus angularis were investigated using individual and small batch culture approaches. The rotifer was identified morphologically before ... -
Methane emissions from riverine and swampy coastal wetlands: influence of open and macrophyte‐infested areas
(Blackwell Publishing Ltd, 2011-11)he atmospheric concentration of methane (CH4) exerts a strong influence on the global climate. Notably, wetlands are important CH4 sources, whose emission represents an ecosystem process depending on such wetland characteristics ... -
Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae
(Biodiversitas Journal of Biological Diversity, 2020)Wullur S, Napitupulu H, Wantania LL, Ginting EL, Mamangkey NGF, Smolak R, Ogello E. 2020. Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae. Biodiversitas ... -
Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae
(Society for Indonesian Biodiversity, 2020)ullur S, Napitupulu H, Wantania LL, Ginting EL, Mamangkey NGF, Smolak R, Ogello E. 2020. Molecular identification of bacteria isolated from culture medium of the gold-lipped pearl oyster Pinctada maxima larvae. Biodiversitas ... -
Nile tilapia (Oreochromis niloticus Linnaeus, 1758) culture in Kenya: Emerging production technologies and socio-economic impacts on local livelihoods
(Wiley online library, 2022)Nile tilapia (Oreochromis niloticus) is one of the most farmed fish globally, with a significant contribution improving local livelihoods, especially in developing countries. Nile tilapia was first cultured in Kenya in ... -
Nutritive Value and Availability of Commonly Used Feed Ingredients for Farmed Nile Tilapia (Oreochromis Niloticus L.) and African Catfish (Clarias Gariepinus, Burchell) in Kenya, Rwanda and Tanzania
(AJFAND, 2012)Commonly utilized feed ingredients for culture of Nile tilapia (Oreochromis niloticus) and African catfish (Clarias gariepinus) from Kenya, Tanzania and Rwanda were collected over a period of six months (January - June ... -
The occurrence of the brine shrimp, Artemia franciscana (Kellog 1906) in Kenya and the potential economic impacts among Kenyan coastal communities
(Kenya Marine and Fisheries Research Institute, Kegati Aquaculture Research Station, 2014)The occurrence of Artemia populations in Kenyan coast is a noble happening. However, much information is lacking concerning its exploitation for Larviculture. This paper reviews inoculation of Artemia in the Kenyan coast ... -
An overview of current status of Kenyan fish feed industry and feed management practices, challenges and opportunities
(Kenya Marine & Fisheries Research Institute, National Aquaculture Research Development & Training Center (NARDTC, 2014)The profitability of commercial fish farming operation is of paramount importance to all farmers. However, farmers must have access to well-balanced and cost effective feeds coupled with optimal on-farm feed management ... -
An overview of Kenyan aquaculture: Current status, challenges, and opportunities for future development
(Munguti Jonathan Mbonge; Kim Jeong-Dae; Ogello Erick Ochieng, 2014-03-31)The Kenyan aquaculture sector is broadly categorized into freshwater aquaculture and mariculture. Whereas freshwater aquaculture has recorded significant progress over the last decade, the mariculture sector has yet to be ... -
Parasitic loads in the genetically improved (F7) Nile tilapia Oreochromis niloticus (L.) cultured in fish farms in Busia and Siaya Counties, Kenya: indicators of increased resistance and efficiencies of synergistic technologies adoptions
(Research square, 2022)In Kenya, breeding programmes whose source of genetic material is local water bodies are at inception with the National Aquaculture Research Center, Sagana being the Nile tilapia and African catfish breeding nucleus. Fish ... -
Perceived consumer preferences of fisheries products retailed in Kenyan markets
(Bioscience Research, 2020)Fish consumption in Africa is still low below the FAO recommended levels due to low production of fish compared to China and other Asian countries and Europe. The consumer food purchasing behavior is also highly affected ... -
Periphyton Technology Enhances Growth Performance and Delays Prolific Breeding of Nile Tilapia, Oreochromis niloticus (Linnaeus, 1758), Juveniles
(Research Gate, 2021)This study evaluated the effect of periphyton technology (PPT) on the growth performance and breeding schedule of Oreochromis niloticus (Linnaeus, 1758) juveniles. Six ponds, each measuring 81 m2 were used for the study. ... -
Phytoplankton distribution along a salinity gradient in two Kenyan saltworks (Tana and Kurawa)
(AJOL, 2022)The current study assessed the diversity and abundance of phytoplankton genera in two Kenyan saltworks (Tana and Kurawa) in March and September 2021. Water samples were obtained from ponds with salinities ranging from 30 ...