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.
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Showing 1 to 6 of 6 for “"Fiskeldisfræði"”.
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Control of sexual maturation and growth in Atlantic cod (Gadus morhua) by use of cold cathode light technology
The once abundant stocks of Atlantic cod in the North Atlantic have declined and now the fisheries are either severely restricted or even closed in order to preserve the remaining stocks. As a result, there is a growing interest in cod aquaculture to bridge the gap between decreasing supply and …
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The effect of photoperiod on juvenile turbot (Scophthalmus maximus)
Vöxtur, fóðurnýting, atferli og súrefnisnotkun sandhverfuseiða, sem alin voru við mismunandi ljóslotu, var borinn saman í tilraun sem stóð yfir í 11 mánuði. Fiskarnir voru aldir við þrenns konar ljóslotur: Stöðugt ljós (LD24:0), langa dagsbirtu (LD16:8) og ljóslotur þar sem fiskarnir voru fyrst …
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The importance of sandeel (Ammodytes marinus) for minke whales (Balaenoptera acutorostrata) and white-beaked dolphins (Lagenorhynchus albirostris) in Faxaflói Bay, Iceland
Faxaflói Bay, located at the southwest coast of Iceland, has been noted as important feeding grounds for both minke whales (Balaenoptera acutorostrata) and white-beaked dolphins (Lagenorhynchus albirostris). These two cetacean species are both known to prey on lesser sandeels (Ammodytes marinus), a …
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Stærðarbreytileiki og mismunr í vendni flundruseiða (Platichthys flesus) á ósasvæðum umhverfis Ísland
Flundran er nýr landnemi við Ísland og lífshættir hennar hérlendis eru að miklu leiti óþekktir. Frekari athugana er þörf þar sem áhrif flundrunnar á vistkerfi sitt eru ekki þekkt til fullnustu. Við gerð þessarar rannsóknar var rafveitt á nokkrum ósasvæðum á Suðaustur- og Suðurlandi auk valdra svæða …
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Aquaponics and plant-based consumption : a Nordic perspective : evaluating attitudes towards aquaponics among vegan and vegetarian consumers in Iceland and Sweden
The Nordic countries, recognised for their innovative approach to sustainable development, are experiencing a rise in part of their populations becoming vegan and vegetarian. However, with limited arable land these nations face challenges in reaching The Sustainable Development Goals of zero hunger …
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Influences of spring type, physicochemical factors and longitudinal changes in freshwater spring invertebrate ecology
Lindir eru einstök ferskvatnsvistkerfi, sem í raun má kalla náttúrulega rannsóknarstofu, þar sem hægt er að sjá hvaða þættir eru mikilvægir fyrir mótun smádýrasamfélaga. Í þessari rannsókn voru sýni tekin úr 22 lindum á eldvirka belti Íslands. Með því að bera saman umhverfisbreytur og …