Blar i Master theses på tittel
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Comparing density of lumpfish (Cyclopterus lumpus) used in aquaculture to different welfare indicators
(Master thesis, 2021-05-31)Farmed lumpfish are commonly used as cleaner fish in the salmonid aquaculture industry, but a knowledge gap exists with regards to their density. Filling this knowledge gap is of importance, as the lumpfish have no swim ... -
Development and application of novel measures of foregut lamina propria in Atlantic salmon given 5 different diets
(Master thesis, 2021-03-01)The trial was composed of five diets: a fishmeal/fish oil diet, a 20% soybean meal/30% fishmeal & fish oil diet, a fishmeal/rapeseed oil diet, plant protein concentrates/fish oil diet, plant protein ingredients/mix of ... -
Development of selective agars for the isolation of Tenacibaculum spp. from ulcerative diseases in aquaculture, with emphasis on Norwegian salmon farming
(Master thesis, 2024-05-27)Ulcerative diseases have become a significant concern in the aquaculture industry on a global scale, including in Norway, where ulcerative diseases have posed increasing challenges for fish welfare, resulting in direct ... -
Diet variability in black-legged kittiwakes (Rissa tridactyla) in Kongsfjorden in relation to ongoing environmental changes
(Master thesis, 2022-11-21)The Atlantification of the European Arctic is defined as Atlantic water masses increasing their influence further North. This process, which is induced by climate warming, leads to changes in the physical and biological ... -
Diet variation in Barents Sea haddock (Melanogrammus aeglefinus)
(Master thesis, 2023-06-02)Diet composition and feeding are crucial for assessing fish species ecological role, population dynamics, and overall ecosystem health. It provides insights into fish’s functional role within the food web, and it contributes ... -
DIETARY EFFECTS ON GROWTH AND ENERGY STATUS OF JUVENILE BALLAN WRASSE (LABRUS BERGYLTA) IN SALMON PENS
(Master thesis, 2022-06-01) -
Differences in gill responses in ballan wrasse (Labrus bergylta)
(Master thesis, 2020-08-04) -
Digital velferdsovervåking og effekt av kameradybde på estimert skadefrekvens hos Atlantisk laks (Salmo salar) i en oppdrettsmerd
(Master thesis, 2022-09-01)Dette var en innledende studie på digital velferdsovervåking ved hjelp av kamerateknologi og en undersøkelse av effekten kameraet sin dybdeplassering har for estimat av skadefrekvens i en gruppe Atlantisk laks (Salmo Salar) ... -
Distribution and feeding ecology of fin (Balaenoptera physalus) and humpback whales (Megaptera novaeangliae) in the Norwegian Sea during the summers of 2013 to 2018
(Master thesis, 2019-06-14)This study aims at describing the current (2013 to 2018) summer distribution and feeding ecology of fin whales (Balaenoptera physalus) and humpback whales (Megaptera novaeangliae) in the Norwegian Sea. These waters function ... -
Does Brownification and Iron Affect Microbial Communities and Mixotrophic Activities? Experiences From a Mesocosm Experiment
(Master thesis, 2020-11-13)In one millilitre of seawater there is on average approximately a million microbial cells, and these are largely responsible for nearly half of all primary production on Earth. Mixotrophic microorganisms are ubiquitous in ... -
Early studies on a novel phosphoinositide 3-kinase p110β isoform, and its localisation
(Master thesis, 2020-12-23)Phosphoionositide 3-kinase (PI3K) is a family of enzymes that are part of the PI3K signalling pathway, which is one of the most often altered pathways in human cancer. The PI3K family is divided into three classes, where ... -
Ecological Consequences of Ash Dieback in Western Norway
(Master thesis, 2021-06-30) -
Eelpouts diet in the Barents Sea: variation between species, areas, fish length and sex
(Master thesis, 2019-06-22)he eelpout family is one of the most common fish families in the Barents Sea. Despite the diversity and wide distribution, we have little information about their ecology, feeding preferences and interaction with other fish. ... -
Effect of continuous aerobic exercise on the heart of Atlantic salmon
(Master thesis, 2023-06-02) -
Effect of different arachidonic acid levels in broodstock diet on egg quality of ballan wrasse (Labrus bergylta)
(Master thesis, 2021-07-31)The production of ballan wrasse (Labrus bergylta) is growing and is becoming a focus area for the aquaculture industry. As a result of rising louse numbers and problems with resistance, biological methods such as cleaner ... -
The effect of high and low particle load on smoltification of Atlantic Salmon (Salmo salar) in RAS
(Master thesis, 2023)This study explores the effect of high and low Total Suspended Solids (TSS) on smoltification, and ion regulation of Atlantic salmon (Salmo salar) reared in a Recirculating Aquaculture System (RAS). As the salmon aquaculture ... -
Effect of sex ratio variation on mating behaviour in a parasite, the salmon louse (Lepeophtheirus salmonis)
(Master thesis, 2020-09-01)In sexual organisms, females produce large gametes and their reproductive success is generally more limited by resources compared to males that produce many small gametes and are more limited by the number of mates. Because ...