Institutt for Biologiske fag Ålesund: Nye registreringer
Viser treff 21-40 av 283
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Utnyttelse av tørket fiskeslam fra settefiskanlegg for laksefisk som plantegjødsel
(Bachelor thesis, 2024)Våren 2024 ble det gjennomført et forsøk på hodesalat (Lactuca sativa) og reddik (Raphanus sativus), der tørket fiskeslam fra Hofseth Aqua ble benyttet som organisk gjødselkilde. Effekten av fiskeslammet ble sammenlignet ... -
Tare – en naturlig kilde til jod
(Bachelor thesis, 2024)Jodmangel er utbredt hos store deler av den norske befolkningen. Dette kan føre til en rekke helseproblemer, blant annet betennelse i skjoldbruskkjertelen, struma og endringer i stoffskifte. Det er spesielt viktig at unge, ... -
Sampling time for different matrices in stress assessment of farmed Atlantic salmon post-smolt
(Journal article; Peer reviewed, 2024)The sustainability of commercial aquaculture production depends critically on prioritizing fish welfare management. Besides monitoring welfare parameters such as fish behaviour and water quality, fish stress level can also ... -
Krabbespredning i nord - Toktrapport 2023200030
(Toktrapport;, Research report, 2024)Taskekrabbe (Cancer pagurus) har spredd seg nordover i Troms, men utbredelse og bestandstetthet i Nord-Norge har så langt ikke blitt kartlagt. Det er ukjent om taskekrabbens utbredelsesområder overlapper med kongekrabbens ... -
DNA and scale reading to identify repeat spawning in Atlantic salmon: Unique insights into patterns of iteroparity
(Journal article; Peer reviewed, 2023)Iteroparity represents an important but often overlooked component of life history in anadromous Atlantic salmon. Here, we combined individual DNA profiling and scale reading to identify repeat spawners among ~8000 adult ... -
Real-time prediction of fish cage behaviors under varying currents using deep neural network
(Chapter, 2023)This paper presents a Deep Neural Network (DNN) model for rapid and low-cost prediction of fish cage behavior under varying currents. We employ a numerical model of the fish cage created in Orcaflex and a set of current ... -
Use of industry 4.0 technologies to reduce and valorize seafood waste and by-products: A narrative review on current knowledge
(Peer reviewed; Journal article, 2023)Fish and other seafood products represent a valuable source of many nutrients and micronutrients for the human diet and contribute significantly to global food security. However, considerable amounts of seafood waste and ... -
Enhancement of Soybean Meal Alters Gut Microbiome and Influences Behavior of Farmed Atlantic Salmon (Salmo salar)
(Peer reviewed; Journal article, 2023)Atlantic salmon (Salmo salar) is one of the worlds most domesticated fish. As production volumes increase, access to high quality and sustainable protein sources for formulated feeds of this carnivorous fish is required. ... -
The Effects of Enzymes, Species, and Storage of Raw Material on Physicochemical Properties of Protein Hydrolysates from Whitefish Heads
(Peer reviewed; Journal article, 2023)The rest raw materials of whitefish have great potential for increased utilisation and value creation. Whitefish heads have a high protein content and should be considered a healthy protein source for the growing population’s ... -
Aquaculture-driven evolution of the salmon louse mtDNA genome
(Peer reviewed; Journal article, 2023)Resistance toward the antiparasitic pyrethroid, deltamethrin, is reported in the Atlantic salmon louse (Lepeophtheirus salmonis salmonis), a persistent ectoparasite of farmed and wild salmonids. The resistance mechanism ... -
Maternal influence on the larval morphometry of the brush-clawed shore crab Hemigrapsus takanoi (Decapoda: Brachyura)
(Peer reviewed; Journal article, 2023)The morphology of larvae is a key factor influencing their behaviour, performance and ultimately their survival. There is evidence indicating a significant morphological variability among broods, and that this may be related ... -
Development of RT-qPCR for quantification of human enterovirus D68 in vitro
(Journal article; Peer reviewed, 2023) -
Investigation of aggressive behaviour of farmed Atlantic salmon towards different sized cleaner fish models.
(Master thesis, 2023)Bruk av rensefisk for å redusere lakselus innenfor produksjon av Atlantisk laks er blitt en normal praksis i Norge. Industrien opplever utfordringer med høye dødelighetstall og uforklarlige tap av rensefisk. Denne studiens ... -
Kartlegging av tredjegenerasjons sekvensering sitt potensial i biodiversitetsforsking; ein litteraturstudie
(Bachelor thesis, 2023)Denne bacheloroppgåva er eit litteraturstudium der tredjegenerasjons sekvensering(TGS) sitt potensial i biodiversitetsforsking kartleggast. Litteraturstudiet er utført med hensikt å kartlegge potensialet til TGS som verktøy ... -
Digital transformation in the agri-food industry: recent applications and the role of the COVID-19 pandemic
(Peer reviewed; Journal article, 2023)Providing food has become more complex because of climate change and other environmental and societal stressors, such as political instability, the growth in the world population, and outbreaks of new diseases, especially ... -
Challenges and opportunities of underwater image analysis for lice counting and welfare assessments of Atlantic salmon (Salmo salar) during the sea-phase
(Master thesis, 2023)Havbruksnæringen har i lang tid vært anerkjent som en industri med potensial til å møte fremtidens behov for høyere matproduksjon, og den norske oppdrettsnæringen har vært i sterk vekst de siste tiårene. Til tross for de ... -
Predator–prey interactions in the Arctic: DNA metabarcoding reveals that nestling diet of snow buntings reflects arthropod seasonality
(Peer reviewed; Journal article, 2023)Tundra arthropods are of considerable ecological importance as a seasonal food source for many arctic-breeding birds. Dietary composition and food preferences are rarely known, complicating assessments of ecological ... -
Heterotrophic growth of Galdieria sulphuraria on residues from aquaculture and fish processing industries
(Peer reviewed; Journal article, 2023)The study aimed at zero-waste utilization of fish processing streams for cultivation of microalgae Galdieria sulphuraria. Wastewater from a fish processing facility, slam (mix of used fish feed and faeces), and dried pellet ... -
Birth of dairy 4.0: Opportunities and challenges in adoption of fourth industrial revolution technologies in the production of milk and its derivatives
(Journal article, 2023)Embracing innovation and emerging technologies is becoming increasingly important to address the current global challenges facing many food industry sectors, including the dairy industry. Growing literature shows that the ...