Browsing WorldFish Community by Author "Chadag, V."
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Extension manual on mono sex tilapia production and management: Technologies for African Agricultural Transformation (TAAT) Aquaculture Compact
Fregene, B.T.; Karisa, H.C.; Boloruduro, P.I.; Olaniyi, A.A.; Chadag, V.; Harrison Charo Karisa: 0000-0001-5323-794X; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2020)Type: ManualThis material has been put together to assist extension workers and other trainers in facilitating and delivering improved technologies to catfish breeders to ensure profitable ventures. The contents are in simple terms ... -
F&ARD_ Fisheries and Animal Resources Development :Program with Department of Fisheries, Odisha. Annual Report 1 April 2020 - 31 March 2021
Panemangalore, A.P.; Shenoy, N.; Mohanty, B.; Baliyarsingh, B.K.; Datta, S.; Gaikwad, A.; Pal, M.; Dubey, S.K.; Das, S.R.; Sethi, B.K.; Ratha, B.C.; Chadag, V.; Arun Padiyar Panemangalore: 0000-0002-5271-8642; Vishnumurthy Mohan Chadag: 0000-0002-2574-284XType: Donor Report1 April 2020 to 31 March 2021 Annual Report for the Program with Department of Fisheries, Odisha. -
F&ARD_Odisha -WorldFish Project_Final Report_July 2016 - March 2022
Panemangalore, A.P.; Chadag, V.; Arun Padiyar Panemangalore: 0000-0002-5271-8642; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2022)Type: Donor ReportThe document summarizes all the activities and achievements under the Odisha WorldFish project for 5.6 years. -
F&ARD_Odisha-WorldFish Project_Annual Report_1 April 2021 - 31 March 2022
Panemangalore, A.P.; Chadag, V.; Arun Padiyar Panemangalore: 0000-0002-5271-8642; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2022)Type: Donor ReportThe report summarizes all the activities taken up by Odisha-WorldFish project during the year 2021-22 -
Factors impacting antimicrobial resistance in the South East Asian food system and potential places to intervene: A participatory, one health study
Lambraki, I.; Chadag, V.; Cousins, M.; Graells, T.; Leger, A.; Henriksson, P.J.; Troell, M.; Harbarth, S.; Wernli, D.; Jørgensen, P.S.; Carson, C.; Parmley, J.E.; Majowicz, S.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; Patrik John Gustav Henriksson: 0000-0002-3439-623X (2023)Type: Journal ArticleBackground: With AMU projected to increase, South East Asia (SEA) is at high risk of experiencing disproportionate health, social, and economic burdens due to antimicrobial resistance (AMR). Our objective was to identify ... -
From the basics to emerging diagnostic technologies: What is on the horizon for tilapia disease diagnostics?
Thanh, D.; Chaijarasphong, T.; Barnes, A.; Delamare-Deboutteville, J.; Lee, P.; Saengchan, S.; Chadag, V.; Tang, K.F.; McGladdery, S.; Melba, B.G.; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2023)Type: Journal ArticleTilapia is an affordable protein source farmed in over 140 countries with the majority of production in low- and middle-income countries. Intensification of tilapia farming has exacerbated losses caused by emerging and ... -
Genetic characterization and antimicrobial profiling of bacterial isolates collected from Nile tilapia (Oreochromis niloticus) affected by summer mortality syndrome
Ali, S.E.; Mahana, O.; Chadag, V.; Delamare-Deboutteville, J.; Elgendy, M.; Shimaa El Sayed Mohamed Ali: 0000-0002-0227-8124; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; Jerome Delamare-Deboutteville: 0000-0003-4169-2456 (2022)Type: Journal ArticleIn recent years, Egyptian tilapia aquaculture has experienced mortality episodes during the summer months. The causative agents responsible for such mortalities have not been clearly identified. A total of 400 fish specimens ... -
Genetic correlations between harvest weight and secondary traits in a silver carp (Hypophthalmichthys molitrix) genetic improvement program
Hamilton, M.G.; Yeasin, M.; Chadag, V.; Delamare-Deboutteville, J.; Debnath, P.P.; Benzie, J.; Matthew Gray Hamilton: 0000-0001-8098-8845; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; John Benzie: 0000-0001-9599-8683 (2022)Type: Journal ArticleIn 2017, the base population of a family-based silver carp (Hypophthalmichthys molitrix) genetic improvement program was spawned in Bangladesh. This program aims to improve the growth rate of silver carp under polyculture ... -
Genetic diversity of tilapia lake virus genome segment 1 from 2011 to 2019 and a newly validated semi-nested RT-PCR method
Taengphu, S.; Sangsuriya, P.; Phiwsaiya, K.; Debnath, P.P.; Delamare-Deboutteville, J.; Chadag, V.; Thanh, D.; Saengchan, S.; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2020)Type: Journal ArticleThe gene of RNA viruses, encoding RNA-directed RNA polymerase (RdRp) is relatively conserved due to its crucial function in viral genome replication and transcription making it a useful target for genetic diversity study ... -
Genetic parameters for black spot disease (diplopstomiasis) caused by Uvulifer sp. infection in Nile tilapia (Oreochromis niloticus L.)
Karisa, H.C.; Ali, S.E.; Marijani, E.A.; Ahmed Ibrahim, N.; Trinh, T.Q.; Chadag, V.; Benzie, J.; Harrison Charo Karisa: 0000-0001-5323-794X; Shimaa El Sayed Mohamed Ali: 0000-0002-0227-8124; Nabil Ahmed Ibrahim: 0000-0002-2007-7684; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; John Benzie: 0000-0001-9599-8683 (2021)Type: Journal ArticleBlack spot disease (diplopstomiasis), an external melanized host inflammatory response caused by a number of digenetic trematode parasites, results in slow growth, deformities and increased mortality among many freshwater ... -
Genetic parameters for resistance to Tilapia Lake Virus (TiLV) in Nile tilapia (Oreochromis niloticus)
Barría, A.; Trinh, T.Q.; Mahmuddin, M.; Benzie, J.; Chadag, V.; Houston, R.; Mahirah Mahmuddin: 0000-0002-4907-7784; John Benzie: 0000-0001-9599-8683; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2020)Type: Journal ArticleTilapia Lake Virus (TiLV) is one of the primary disease concerns for tilapia farming, with mass mortality events and biosecurity restrictions threating aquaculture in several continents. Selective breeding for improved ... -
ICAR_ICAR-CGIAR W3 Research Collaboration Program_Annual report_April 2021 - March 2022
Chadag, V.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2022)Type: Donor ReportThe CGIAR is a global research partnership for a food-secure future. It works through 15 global research centres located worldwide. WorldFish is part of One CGIAR, the world’s largest agricultural innovation network. ... -
ICAR_Partnership for Science-led Agriculture_Annual Report May 2018 to April 2019
Chadag, V.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284XType: Donor ReportPartnership for Science-led Agriculture Annual Report compiled by ICAR covering the period of May 2018 to April 2019 -
Identifying hotspots for antibiotic resistance emergence and selection, and elucidating pathways to human exposure: Application of a systems-thinking approach to aquaculture systems
Brunton, L.; Desbois, A.P.; Garza, M.; Chadag, V.; Häsler, B.; Tam, C.C.; Le, P.; Phuong, N.; Van, P.; Nguyen-Viet, H.; Eltholth, M.; Pham, D.; Duc, P.; Linh, N.; Rich, K.; Mateus, A.L.; Hoque, M.; Guitian, J.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2019)Type: Journal ArticleAquaculture systems are highly complex, dynamic and interconnected systems influenced by environmental, biological, cultural, socio-economic and human behavioural factors. Intensification of aquaculture production is likely ... -
Impacts of epizootic ulcerative syndrome on subsistence fisheries and wildlife
Chadag, V.; Herbert, B.; Jones, J.B.; Perera, R.P.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2019)Type: Journal ArticleEpizootic ulcerative syndrome (EUS), caused by the water mould (Oomycota) Aphanomyces invadans, has spread throughout the world’s major continents over the last 50 years, with the apparent exception of South and Central ... -
Improving Biosecurity: A Science-Based Approach to Manage Fish Disease Risks and Increase the Socioeconomic Contribution of the Nigerian Catfish and Tilapia Industries
Khor, L.; Delamare-Deboutteville, J.; Chadag, V.; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; Vishnumurthy Mohan Chadag: 0000-0002-2574-284XType: BriefNigeria is one of Africa’s largest aquaculture producers, yet its lack of a clear aquatic animal health strategy has resulted in substantial disease-related production losses. There is little or no biosecurity management ... -
Inclusion of dried small fish in the ICDS Supplementary Nutrition Programme Pilot Study in Odisha, India
Chadag, V.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2022)Type: ReportAquatic foods, especially fish, have long been regarded as a rich source of animal protein and micronutrients, and, therefore, considered a key constituent of nutritious diets. With a common goal of enhancing the nutritional ... -
Increased Sustainability in the Aquaculture Sector in sub-Saharan Africa, through Improved Aquatic Animal Health Management
Chadag, V.; Ali, S.E.; Delamare-Deboutteville, J.; Brun, E.; Cudjoe, K.; Jansen, M.D.; Tavornpanich, S.; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; Shimaa El Sayed Mohamed Ali: 0000-0002-0227-8124; Jerome Delamare-Deboutteville: 0000-0003-4169-2456Type: BriefAfrican aquaculture is growing rapidly. Tilapia and catfish are the two most important farmed fish species on the continent, and in Kenya, specifically, rainbow trout farming has become an important part of the country’s ... -
Is tilapia mortality a latent concern for the aquaculture sector of Bangladesh? An epidemiology and health economic impact study
Debnath, P.P.; Jansen, M.D.; Delamare-Deboutteville, J.; Chadag, V.; Thanh, D.; Rodkhum, C.; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X (2022)Type: Journal ArticleTilapia are the 3rd most cultured aquaculture species in global aquaculture, produced in over 170 countries. Bangladesh is the world's fourth-largest tilapia producer and yet only few studies have been conducted to understand ... -
Key risk factors, farming practices and economic losses associated with tilapia mortality in Egypt
Ali, S.E.; Jansen, M.D.; Chadag, V.; Delamare-Deboutteville, J.; Karisa, H.C.; Shimaa El Sayed Mohamed Ali: 0000-0002-0227-8124; Vishnumurthy Mohan Chadag: 0000-0002-2574-284X; Jerome Delamare-Deboutteville: 0000-0003-4169-2456; Harrison Charo Karisa: 0000-0001-5323-794X (2020)Type: Journal ArticleEgypt is the topmost aquaculture producer in Africa and the third largest tilapia producer globally. Nile tilapia in particular is the cornerstone of fish farming in Egypt. Recently, fish farms have experienced unusual ...



















