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Prof. Julius Otieno Manyala (PhD)
Prof. Julius Otieno Manyala (PhD)
Jaramogi Oginga Odinga University of Science and Technology
Verified email at jooust.ac.ke - Homepage
Title
Cited by
Cited by
Year
Predicting uptake of aquaculture technologies among smallholder fish farmers in Kenya
KO Obiero, H Waidbacher, BO Nyawanda, JM Munguti, JO Manyala, ...
Aquaculture International 27, 1689-1707, 2019
1192019
Characterization of the nutritional quality of amaranth leaf protein concentrates and suitability of fish meal replacement in Nile tilapia feeds
CC Ngugi, E Oyoo-Okoth, JO Manyala, K Fitzsimmons, A Kimotho
Aquaculture Reports 5, 62-69, 2017
792017
Bottom shrimp trawling impacts on species distribution and fishery dynamics; Ungwana Bay fishery Kenya before and after the 2006 trawl ban
C Munga, S Ndegwa, B Fulanda, J Manyala, E Kimani, J Ohtomi, ...
Fisheries Science 78, 209-219, 2012
702012
Species composition, distribution patterns and population structure of penaeid shrimps in Malindi-Ungwana Bay, Kenya, based on experimental bottom trawl surveys
CN Munga, S Mwangi, H Ong’anda, R Ruwa, J Manyala, JC Groeneveld, ...
Fisheries Research 147, 93-102, 2013
572013
Effect of stocking density on growth performance of monosex Nile Tilapia (Oreochromis niloticus) in the aquaponic system integrated with lettuce (Lactuca sativa)
JS Ani, JO Manyala, FO Masese, K Fitzsimmons
Aquaculture and Fisheries 7 (3), 328-335, 2022
442022
Consumer perceptions and preferences of wild and farmed Nile tilapia (Oreochromis niloticus L.) and African catfish (Clarias gariepinus Burchell 1822) in urban centres in Kenya
K Kisii
International Journal 2 (7), 694-705, 2014
412014
Analysis of constraints and opportunities in marine small-scale fisheries value chain: A multi-criteria decision approach
P Kimani, A Wamukota, JO Manyala, CM Mlewa
Ocean & Coastal Management 189, 105151, 2020
382020
Aquaculture extension services in Kenya
CC Ngugi, JO Manyala
Aquaculture Extension Services in Sub-Saharan Africa. Fisheries Department …, 2004
352004
Survival of the Lake Victoria Rastrineobola argentea in a rapidly changing environment: Biotic and abiotic interactions
JO Manyala, JE Ojuok
Aquatic Ecosystem Health & Management 10 (4), 407-415, 2007
332007
ASPECTS OF THE POPULATION DYNAMICS OF L. KLUNZINGRI IN KAWIT BAY
S DADZIE, J MANYALA, F ABOU SEEDO
SOCIETY FRANCOISE ICHTHYOLOGY 29 (1), 13-20, 2005
312005
Length–length relationship, length–weight relationship, gonadosomatic index, condition factor, size at maturity and fecundity of Parastromateus niger (Carangidae …
S Dadzie, F Abou‐Seedo, JO Manyala
Journal of Applied Ichthyology 24 (3), 334-336, 2008
292008
Spatial variability in water quality and macroinvertebrate assemblages across a disturbance gradient in the Mara River Basin, Kenya
HL Lubanga, JO Manyala, A Sitati, MJ Yegon, FO Masese
Ecohydrology & Hydrobiology 21 (4), 718-730, 2021
282021
Gender roles and constraints in the aquaculture value chain in Western Kenya
CM Githukia, SS Drexler, KO Obiero, BO Nyawanda, J Achiengā, ...
African Journal of Agricultural Research 16 (5), 732-745, 2020
282020
Biodiversity and sustainable management of a tropical wetland lake ecosystem: A case study of Lake Kanyaboli, Kenya
R Abila
272005
Assessment of national aquaculture policies and programmes in Kenya
CC Ngugi, JO Manyala
Nairobi, Sustainable Aquaculture Research Networks in Sub-Saharan Africa …, 2009
252009
Fish catch composition of artisanal and bottom trawl fisheries in Malindi-Ungwana Bay, Kenya: A cause for conflict
CN Munga, S Mwangi, H Ong’anda, R Ruwa, J Manyala, JC Groeneveld, ...
Western Indian Ocean Journal of Marine Science 13 (2), 177-188, 2014
242014
Scientific Note Length-Weight Relationships for Nine Deep Sea Fish Species off the Kenyan Coast
CM AURA, CN MUNGA, E KIMANI, JO MANYALA, S MUSA
Pan-American Journal of Aquatic Sciences, 2011
222011
Reconstructing Kenya’s total freshwater fisheries catches: 1950–2017
A Schubert, W Nyingi, P Tuda, CM Aura, K Obiero, J Manyala, IG Cowx, ...
Marine and Freshwater Research 73 (1), 57-70, 2021
202021
Application of phytoplankton community structure for ranking the major riverine catchments influencing the pollution status of a lake basin
CM Aura, C Odoli, CS Nyamweya, JM Njiru, S Musa, JB Miruka, MO Owili, ...
Lakes & Reservoirs: Research & Management 25 (1), 3-17, 2020
192020
Assessment of the current trophic state and water quality of Lake Naivasha, Kenya using multivariate techniques
E Yongo, SW Agembe, JO Manyala, E Mutethya
Lakes & Reservoirs: Research & Management 28 (1), e12422, 2023
162023
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