Fakultet for biovitenskap, fiskeri og økonomi: Recent submissions
Now showing items 161-180 of 5171
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Using neural networks to examine trending keywords in Inventory Control
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-27)Inventory control is one of the key areas of research in logistics. Using the SCOPUS database, we have processed 9,829 articles on inventory control using triangulation of statistical methods and machine learning. We have proven the usefulness of the proposed statistical method and Graph Attention Network (GAT) architecture for determining trend-setting keywords in inventory control research. ... -
Does soak time influence the effect of artificial light on catch efficiency in snow crab (Chionoecetes opilio) pot fishery?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-09)In the Barents Sea commercial snow crab (Chionoecetes opilio) fishery, an increase in catch efficiency of the conical pots is important for the profitability of the industry. Light emitting diodes (LEDs) have previously been tested for increasing catch efficiency of the snow crab pots. These earlier experiments have shown varying results ranging from large increase in snow crab catches to no ... -
Kvalitetsutfordringer på stor snurrevadtorsk - årsaker og mulige tiltak
(Research report; Forskningsrapport, 2024-01-22)Stor snurrevadfanget fisk har andre typer skader enn fisk som er fanget med andre redskap, eksempelvis garn. Målsettingen med arbeidet som presenteres her var å kartlegge type og omfanget av skader på stor snurrevadfanget torsk, samt finne årsakene til slike skader. Det synes å bli flere innvendige skader på snurrevadfanget fisk, slik som knekt rygg og bloduttredelser nær svømmeblæra. Disse ... -
Impact of dynamic working capital management on operational efficiency: empirical evidence from Scandinavia
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-01-16)Purpose - Consumer goods firms often tie up inventory and accounts receivable resources, creating cost and liquidity issues. Dynamic working capital management (DWCM) can mitigate these concerns and enhance operational profitability. The study investigates DWCM's impact on operational efficiency (OE).<p> <p>Design/methodology/approach - The empirical estimation uses pooled ordinary least squares ... -
The role of leadership in organizational learning in multinational companies
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-01-15)Purpose - This paper aims to conceptualize the role of leadership in organizational learning processes in multinational companies (MNCs). The authors present a model describing how managers in an MNC facilitated transitions between sub-processes of organizational learning at several organizational levels.<p> <p>Design/methodology/approach - The authors collected data from the plants of a global ... -
Ville du spist denne bananen om den var sunn?
(Chronicle; Kronikk, 2024-01-09)Vi nordmenn elsker banan. Så mye at de fleste av oss spiser hele 16 kilo hvert år. Men vi kaster også mye banan. Det er jo verken bra for pengeboka eller kloden, så hvordan kan vi løse dette problemet? -
Unge voksne: Derfor kaster de brød
(Chronicle; Kronikk, 2024-01-08)Brød er en viktig del av det norske kostholdet, og vi spiser i gjennomsnitt 60 kilo brød per person hvert år. Men vi kaster også mye brød, nesten 20 kilo hver person. Dette er jo verken bra for pengeboka eller miljøet, så hvordan kan vi redusere brødsvinnet? -
Children and Youth at Risk in times of Transition. International and Interdisciplinary Perspectives
(Book; Bok, 2023-12-04)Children and youth belong to one of the most vulnerable groups in societies. This was the case even before the current humanitarian crises around the world which led millions of people and families to flee from wars, terror, poverty and exploitation. Minors have been denied human rights such as access to education, food and health services. They have been kidnapped, sold, manipulated, mutilated, ... -
The challenges of opportunistic sampling when comparing prevalence of plastics in diving seabirds: A multi-species example from Norway
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-01-18)There is a need for baseline information about how much plastics are ingested by wildlife and potential negative consequences thereof. We analysed the frequency of occurrence (FO) of plastics >1 mm in the stomachs of five pursuit-diving seabird species collected opportunistically. Atlantic puffins (Fratercula arctica) found emaciated on beaches in SW Norway had the highest FO of plastics (58.8 %), ... -
How to conduct more systematic reviews of agent-based models and foster theory development - Taking stock and looking ahead
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-11-15)Agent-based models (ABMs) are increasingly utilized in ecology and related fields, yet concerns persist regarding the lack of consideration for lessons learned from previous models. This study explores the potential of systematically conducted ABM reviews to contribute to cumulative science and theory development by synthesizing individual ABM findings more effectively. We are conducting a meta-review ... -
Environmental values and self-identity as a basis for identifying seaweed consumer segments in the UK
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-26)Purpose - This study aimed to identify and profile segments of seaweed consumers in the United Kingdom.<p> <p>Design/methodology/approach - Hierarchical k-means cluster analysis was used to identify consumer segments based on consumers' self-identity and environmental values. In addition, the study used subjective knowledge, intentions and consumption to profile different consumer segments. The ... -
Globally threatened Lesser White-fronted Goose Anser erythropus nesting in association with Peregrine Falcons Falco peregrinus in southern Yamal, Russia
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023)Knowledge about the breeding biology and potential threats on the breeding grounds is important for conservation of threatened species. The main breeding range of the Lesser White-fronted Goose Anser erythropus (LWFG) forms a belt along the southern part of the Russian arctic and, although their main nesting habitat has been described based on observations of broods or pairs with breeding behaviour, ... -
Editorial: Environmental impacts and risks of car tire and styrene-butadiene rubber: microplastic pollution and contaminant transport
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-01-04)Every year, almost 2 billion new vehicle tires are produced world-wide. At the same time >1 billion tires reach their end of life. During use, tire wear particles (TWPs) form through abrasion of the rubber material, and in contact with the road surface composites of both materials form tire and road wear particles (TRWPs). These emissions represent a large fraction of total microplastic pollution, ... -
Rodinia to Gondwana evolution record, South Sinai, Egypt: Geological and geochronological constraints
(Journal article; Tidsskriftartikkel, 2023-11-02)The geological history of Sinai is complicated and differs from the other parts of the Arabian Nubian Shield. Some rocks in Sinai have a signature from the Grenvillian crust, as evidenced in Wadi Seih area. The ultimate objective of this research is to clarify the progression of episodic island arc accretion events from the amalgamation of Rodinia to the assembly of Gondwana supercontinent.Geochemical, ... -
Expected Climate Change in the High Arctic—Good or Bad for Arctic Charr?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-23)Lakes in the High Arctic are characterized by their low water temperature, long-term ice cover, low levels of nutrients, and low biodiversity. These conditions mean that minor climatic changes may be of great importance to Arctic freshwater organisms, including fish, by influencing vital life history parameters such as individual growth rates. In this study, Arctic charr sampled from two Svalbard ... -
Fungi and Actinobacteria: Alternative Probiotics for Sustainable Aquaculture
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-11-25)Aquatic animals are continually being exposed to stressors under farming conditions, increasing risks to gut health that result in dysbiosis. Since restrictions are imposed on the frequent use of antibiotics in aquaculture, there is emerging demand for economically viable, environmentally safe, and sustainable alternatives for the intensive production of aquaculture species. The application ... -
Phthalate contamination in marine mammals off the Norwegian coast
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-27)Phthalates are used in plastics, found throughout the marine environment and have the potential to cause adverse health effects. In the present study, we quantified blubber concentrations of 11 phthalates in 16 samples from stranded and/or free-living marine mammals from the Norwegian coast: the killer whale (Orcinus orca), sperm whale (Physeter macrocephalus), long-finned pilot whale (Globicephala ... -
The Dynamics of Pasture–Herbivores–Carnivores with Sigmoidal Density Dependent Harvesting
(Journal article; Tidsskriftartikkel, 2023-09-19)We investigate biomass–herbivore–carnivore (top predator) interactions in terms of a tritrophic dynamical systems model. The harvesting rates of the herbivores and the top predators are described by means of a sigmoidal function of the herbivores density and the top predator density, respectively. The main focus in this study is on the dynamics as a function of the natural mortality and the maximal ... -
Rising from the shadows: selective foraging in model shoot parasitic plants
(Journal article; Tidsskriftartikkel, 2023-12-06)Despite being sessile, plants nonetheless forage for resources by modulating their growth. Adaptative foraging in response to changes in resource availability and presence of neighbours has strong implications for performance and fitness. It is an even more pressing issue for parasitic plants, which draw resources directly from other plants. Indeed, parasitic plants were demonstrated over the years ... -
Structure-function relationships in the nasal cavity of Arctic and subtropical seals
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-14)The heating and moistening of inhaled air, and the cooling and moisture removal from exhaled air, are crucial for the survival of animals under severe environmental conditions. Arctic mammals have evolved specific adaptive mechanisms to retain warmth and water and restrict heat loss during breathing. Here, the role of the porous turbinates of the nasal cavities of Arctic and subtropical seals is ...