Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 29 for “"Fish farming"”.
-
Flow through and around fish farming nets
… field measurements of a cage fouled with jellyfish. The measured data compared well with model predictions for the biofouled net. Flushing rates were calculated for both the clean and the biofouled net cases. When the net was changed from clean to biofouled, flushing time increased by up to 44% …
-
Reducing the Environmental Impact of Seacage Fish Farming Through Cultivation of Seaweed
… palmata (Linnaeus) Kuntze was trialled at three fish farm sites in north-west Scotland. Results show that seasonal yields of L. saccharina were enhanced by 50 % and P. palmata by 63 % when cultured adjacent to fish farm cages compared to environmentally similar sites away from the farms. Yields …
-
Aqua + Culture: Intergrating Fish, Farming, and Flood-control Systems on Four Mile Run
… to create a place that people can have different fishing experiences in urban region? How to provide a habitat for urban wildlife? My thesis addressed these questions through a design for a public space along the downstream of Four Mile Run in Arlington, Virginia. With design criteria derived from …
-
Studies on the nutrition and metabolism of turbot (Scophthalmus maximus L) with reference to fish farming
… of maximal oxygen consumption of turbot on a fish farm over a range of fish sizes and temperatures. Also provided is a study of the diets used in turbot farming and the development of a diet that contains no fresh fish. A detailed study of previous research on flatfish nutrition, identified …
-
The Determination of Emamectin Benzoate and its Fate in the Environment as a Result of Fish Farming
The farming of Atlantic salmon (Salmo salar) is challenged by parasitic infestations caused by Lepeophthreirus salmonis and Caligus elongatus. A convenient and effective way to control sea lice and treat farmed salmon is by in-feed treatments such as Slice®.<br/>A reliable, accurate and …
-
Drivers and obstacles of agriculture development in Libya : Case study : Marine aquaculture.
… into a series of explicit statements of targets. Fish farming was identified for development, specifically to meet targets for animal protein production. This research clearly shows that agricultural policy and fish farming specifically as failed under all the measures considered. The literature …
-
Subsidies, aquaculture technology adoption, and welfare impacts in Ghana and Kenya
… technology adoption, and welfare implications of fish farming households in Ghana and Kenya. It is divided into three separate chapters, each addressing a specific empirical issue related to aquaculture in the countries.</p> <p>The second chapter of this dissertation applies the lognormal double …
-
Produção, beneficiamento e distribuição da Tilápia do Nilo produzida em tanque-rede: uma avaliação energética ambiental.
… transformation of the processing residues into fish meal and oil. , through the quantification of potential environmental impacts, throughout its life cycle, applying the Life Cycle Assessment (LCA), critical points, correction possibilities and increased sustainability of this stage of fish …
-
Development of a Dusky kob scFv gene phage display library for the discovery of antibodies to Brome mosaic virus - a proxy for a novel, emerging fish pathogen
Fish farming is rapidly becoming the world's fastest growing production sector, achieving an annual growth rate of approximately 8.9% since the early 1970s. However, high stocking densities result in elevated stress levels in farmed fish, leading to increased susceptibility to infection by …
-
Characterisation, Treatment and Utilisation of the Effluent from an Intensive Fish Farm
… information on aspects of water quality in fish farming. The metabolic products produced by intensively farmed rainbow trout have been assessed and the production rates can be used to predict water quality. The water quality requirements of trout have been reviewed and experiments conducted …
-
Situational analysis of financial sustainability in selected public secondary schools in Ndola district of Zambia.
… engage in intensive fundraising ventures such as fish farming selling items made from industrial arts and home economics as well as hiring of school buses as a means of public transport. The government should be organizing more intensive training sessions in financial management for school …
-
Situational analysis of financial sustainability in selected public secondary schools in Ndola district of Zambia.
… engage in intensive fundraising ventures such as fish farming selling items made from industrial arts and home economics as well as hiring of school buses as a means of public transport. The government should be organizing more intensive training sessions in financial management for school …
-
MEDITERRANEAN AQUACULTURE AND SUSTAINABILITY: HOLISTIC ASSESSMENT OF EUROPEAN SEA BASS (DICENTRARCHUS LABRAX) AND GILTHEAD SEA BREAM (SPARUS AURATA) FARMING
… environmental impacts, and explore innovative farming technologies such as Integrated Multi-Trophic Aquaponic systems (IMTAcs). The overarching objective is to evaluate the environmental footprint of aquaculture systems and suggest pathways for improvement, particularly by optimizing energy …
-
Molecular assessment of parasite infection within socioeconomically important UK salmonid populations
… to the United Kingdom. The economy generated via fish farming and eco-tourism has aided isolated communities in job creation and tourism income. It is particular true in highland communities in Scotland, where parasite infection has threatened the health of Scottish salmonids. The work presented …
-
Assessment of change in smallholder farmers’ livelihoods due to land degradation in Ludewa district, Tanzania
… Young and single households dominated in fish selling and those with high incomes were leading cattle keepers. The major conclusion is that the extent and magnitude of change in smallholder farmers’ livelihoods differed between villages and households. In order to improve smallholder …
-
Establishment and Utilization of Tools for Enhancing Foodfish Health
… assist the human demands for seafood so that foodfish supplies can remain sustainable and consistent. Although the fish-farming industry has seen dramatic growth and intensification in recent years, the latter has led to an increase in bacterial diseases and fish health management problems, …
-
Livelihoods, capabilities and insurgent citizenship in and around a rainforest metropolis : from violent urbanism to a new rurality?
… the potential socio-environmental benefits of fish-farming for that region, this research took a different direction when I came across to novel social transitions and landscape transformations manifest in the process of former city-dwellers (re)emerging as rural peasants. This thesis proceeds …
-
Characterization, Treatment, and Improvement of Aquacultural Effluents
During the water quality and sludge characterization phase, average effluent quality over the course of a day was not found to be impaired during a 7-month sampling and monitoring study at the three trout farms. However, effluent quality was found to change significantly during times of high farm …
-
The Presence of Pathogenic Bacteria in Recirculating Aquaculture System Biofilms and their Response to Various Sanitizers
… aquaculture offers a prospect for successful fish farming, but this form of aquaculture presents a great potential for pathogenic microorganisms to become established in the system through the formation of biofilms. Biofilms are capable of forming on all aquaculture system components, …
Page 1 of 2