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Showing result 21 - 25 of 127 essays matching the above criteria.

  1. 21. Stress och beteende vid bedövning av öring

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Victoria Welander; [2022]
    Keywords : stress; bedövning; öring;

    Abstract : I samband med att fiskar har blivit allt vanligare inom områden som forskning, odling och miljöövervakning har behovet av att säkerställa god djuromsorg blivit mer uppmärksammat. För att minska fiskens stress och underlätta den fysiska hanteringen brukar bedövningsmedel användas i många sammanhang. READ MORE

  3. 22. Perceptions on marine salmonfarming development inBíldudalur, Iceland

    University essay from Stockholms universitet/Institutionen för naturgeografi

    Author : Katrín Helga Skúladottír; [2022]
    Keywords : Marine salmon farming; aquaculture; socio-economic effects; environmental effects; development;

    Abstract : Marine salmon farming is a new and fast-growing industry in Iceland after decades of uncertainties within aquaculture development in the country. While growing at a tremendous speed in the last few years, the development has been challenged by different social groups in regard to its socio-economic and environmental effects. READ MORE

  4. 23. Aquaculture and its effect on the wild fish resource in a Swedish lake : An evaluation of changes in fat content, protein content and trophic niche

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Emmy Nyberg; [2022]
    Keywords : Aquaculture; wild fish; fat content; protein content; stable isotopes;

    Abstract : Fish is nutritious and important as a food source for many people. It contains high levels of protein, important omega-3 fatty acids as well as micronutrients. For a sustainable fish consumption, aquaculture is needed but it can affect nearby ecosystems in many ways. READ MORE

  5. 24. Fatty acid composition in Arctic char (Salvelinus alpinus) fed with red yeast biomass : a comparison between large and small specimens

    University essay from SLU/Department of Molecular Sciences

    Author : Sofia Jacobsson; [2022]
    Keywords : Fatty acid composition; lipid content; oleaginous yeast; Arctic char Salvelinus alpinus ; aquaculture;

    Abstract : Oleaginous yeast has shown to be a promising alternative to replace vegetable oils in fish feed. A problem in aquaculture is that different growth rates can be observed among farm-raised fish, supressing the productions full potential. When different growth rates are observed, it can be questioned if the fish assimilate the feed to the same extent. READ MORE

  6. 25. Aquaculture in Sweden: challenges and opportunities : Perspectives on sustainable aquaculture development

    University essay from Stockholms universitet/Institutionen för naturgeografi

    Author : Josefine Skyllberg; [2022]
    Keywords : Aquaculture; open-net pen farming; semi-closed aquaculture systems; integrated multi-trophic aquaculture; diversification; sustainability; Vattenbruk; kassodling; semi-slutet vattenbrukssystem; integrerat multitrofisk vattenbruk; diversifiering; hållbarhet;

    Abstract : The global population is expected to increase and the greatest challenge for the world’s food-producing sector is to secure food and nutrition through sustainable production methods and reduced waste. Aquaculture is the cultivation of aquatic organisms including fish, molluscs, crustaceans and algae, and has a significant role in providing food and employment as the demand for food is increasing. READ MORE