Viser treff 388-407 av 925

    • GAM on! Six ways to explore social complexity by combining games and agent-based models 

      Szczepanska, Timo; Antosz, Patrycja; Berndt, Jan Ole; Borit, Melania; Chattoe-Brown, Edmund; Mehryar, Sara; Meyer, Ruth; Onngo, Stephan; Verhagen, Harko (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-03-27)
      GAM, combining games and agent-based models, shows potential for investigating complex social phenomena. Games offer engaging environments generating insights into social dynamics, perceptions, and behaviours, while agent-based models support the analysis of complexity. Games and agent-based models share the important ability both to input and output qualitative and quantitative data. Currently, ...
    • GATA-3 in Atlantic salmon (Salmo salar): Tissue distribution and its regulation of IL-4/13a promoter 

      Chi, Heng; Meng, Xianghu; Dalmo, Roy Ambli (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-14)
      GATA3 is a transcription factor that plays an important role in T cell lineage differentiation and T-helper 2 (Th2) type immune responses. In this study, we developed two rat antibodies against Atlantic salmon GATA-3 (anti-rSsGATA-3a and anti-rSsGATA-3b, respectively). The western blotting and immunofluorescence results showed that anti-rSsGATA-3b antibodies recognized endogenous SsGATA-3 proteins, ...
    • Genetic fingerprinting of salmon louse (Lepeophtheirus salmonis) populations in the North-East Atlantic using a random forest classication approach 

      Jacobs, Arne; De Noia, M; Præbel, Kim; Kanstad-Hanssen, Øyvind; Paterno, M; Jackson, D; McGinnity, P; Sturm, Armin; Elmer, K. R.; Llewellyn, Martin (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-01-19)
      Caligid sea lice represent a significant threat to salmonid aquaculture worldwide. Population genetic analyses have consistently shown minimal population genetic structure in North Atlantic <i>Lepeophtheirus salmonis</i>, frustrating efforts to track louse populations and improve targeted control measures. The aim of this study was to test the power of reduced representation library sequencing ...
    • Genetic population structure and variation at phenology‐related loci in anadromous Arctic char (Salvelinus alpinus) 

      Madsen, Rikke; Jacobsen, Magnus W; O´Malley, Kathleen G; Nygaard, Rasmus; Præbel, Kim; Jonsson, Bjarni; Pujolar, Jose M; Fraser, Dylan J; Bernatchez, Louis; Hansen, Michael M (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-10-03)
      The Arctic will be especially affected by climate change, resulting in altered seasonal timing. Anadromous Arctic char (<i>Salvelinus alpinus</i>) is strongly influenced by sea surface temperature (SST) delimiting time periods available for foraging in the sea. Recent studies of salmonid species have shown variation at phenology‐related loci associated with timing of migration and spawning. We ...
    • Genome editing on finfish: Current status and implications for sustainability 

      Blix, Torill Pauline Bakkelund; Dalmo, Roy Ambli; Wargelius, Anna; Myhr, Anne Ingeborg (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-26)
      Novel genome editing techniques allow for efficient and targeted improvement of aquaculture stock and might be a solution to solve challenges related to disease and environmental impacts. This review has retrieved the latest research on genome editing on aquacultured finfish species, exploring the technological progress and the scope. Genome editing has most often been used on Nile tilapia (<i>Oreochromis ...
    • Genome-resolved metagenomics suggests a mutualistic relationship between Mycoplasma and salmonid hosts 

      Rasmussen, Jacob A.; Villumsen, Kasper Rømer; Duchêne, David; Puetz, Lara; Delmont, Tom; Sveier, Harald; von Gersdorff Jørgensen, Louise; Præbel, Kim; Martin, Michael David; Bojesen, Anders Miki; Gilbert, Marcus Thomas Pius; Kristiansen, Karsten; Limborg, Morten T. (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-14)
      Salmonids are important sources of protein for a large proportion of the human population. Mycoplasma species are a major constituent of the gut microbiota of salmonids, often representing the majority of microbiota. Despite the frequent reported dominance of salmonid-related Mycoplasma species, little is known about the phylogenomic placement, functions and potential evolutionary relationships with ...
    • Genomic characterization of three marine fungi, including Emericellopsis atlantica sp. nov. with signatures of a generalist lifestyle and marine biomass degradation 

      Hagestad, Ole Christian; Hou, Lingwei; Andersen, Jeanette Hammer; Hansen, Espen; Altermark, Bjørn; Li, Chun; Kuhnert, Eric; Cox, Russell J.; Crous, Pedro W.; Spatafora, Joseph W.; Lail, Kathleen; Amirebrahimi, Mojgan; Lipzen, Anna; Pangilinan, Jasmyn; Andreopoulos, William; Hayes, Richard H.; Ng, Vivian; Grigoriev, Igor V.; Jackson, Stephen A.; Sutton, Thomas D. S.; Dobson, Alan D. W.; Rämä, Teppo (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-08-09)
      Marine fungi remain poorly covered in global genome sequencing campaigns; the 1000 fungal genomes (1KFG) project attempts to shed light on the diversity, ecology and potential industrial use of overlooked and poorly resolved fungal taxa. This study characterizes the genomes of three marine fungi: <i>Emericellopsis</i> sp. TS7, wood-associated <i>Amylocarpus encephaloides</i> and algae-associated ...
    • Genotyping of Salmon Gill Poxvirus Reveals One Main Predominant Lineage in Europe, Featuring Fjord- and Fish Farm-Specific Sub-Lineages 

      Gulla, Snorre; Tengs, Torstein; Mohammad, Saima; Gjessing, Mona Cecilie; Garseth, Åse Helen; Sveinsson, Karoline Overn; Moldal, Torfinn; Petersen, Petra; Tørud, Brit; Dale, Ole Bendik; Dahle, Maria (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-05-29)
      Salmon gill poxvirus (SGPV) can cause serious gill disease in Atlantic salmon (<i>Salmo salar</i> L.) and represents a significant problem to aquaculture industries in Northern Europe. Here, a single-tube multi-locus variable-number tandem-repeat (VNTR) analysis (MLVA) genotyping assay, targeting eight VNTR loci, was developed for studying the epizootiology of SGPV. Through MLVA typing of SGPV ...
    • Genus bacillus, promising probiotics in aquaculture: Aquatic animal origin, bio-active components, bioremediation and efficacy in fish and shellfish 

      Soltani, Mehdi; Ghosh, Koushik; Hoseinifar, Seyed Hossein; Kumar, Vikash; Lymbery, Alan J.; Roy, Suvra; Ringø, Einar (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-04-07)
      Species of <i>Bacillus</i> are spore-forming bacteria that are resistant to aggressive physical and chemical conditions, with various species showing unusual physiological features enabling them to survive in various environmental conditions including fresh waters, marine sediments, desert sands, hot springs, Arctic soils, and the gastrointestinal tract of finfish and shellfish. They are able to ...
    • The geographic scope of the svalbard treaty and norwegian sovereignty: historic - or evolutionary - interpretation? 

      Ørebech, Peter Th (Journal article; Tidsskriftartikkel; Peer reviewed, 2017)
      The Svalbard Treaty and its claimed ‘extended-reach’ jurisdiction incorporating both the continental shelf and exclusive economic zone (EEZ) – ie a fisheries protection zone (FPZ) – is an international law puzzle. Disputes regarding the Treaty’s jurisdictione ratione terrae results from interpretative differences. My findings are as follows: the Treaty’s concept of ‘full and absolute sovereignty’ ...
    • Geographic variation in the life history of lane snapper Lutjanus synagris, with new insights from the warm edge of its distribution 

      Andrade, Hector; Vihtakari, Mikko; Santos, Jorge (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-06-20)
      Research on life-history variations in widely distributed fish species is needed to understand global warming impacts on populations and to improve fisheries management advice. The lane snapper Lutjanus synagris (Linnaeus, 1758) is commercially important to fisheries in the Western Central Atlantic, where spread information on its life-history traits is available. We studied growth, age, reproduction ...
    • The Geopolitics of Fish in the Arctic 

      Hoel, Alf Håkon (Research report; Forskningsrapport, 2020)
      Climate change and declining sea-ice in the Central Arctic Ocean (CAO) has brought concerns that fish stocks may expand into the high Arctic. While the sub-Arctic seas of the North Pacific and the North Atlantic have abundant fish resources subject to major commercial fisheries for generations, the CAO has little or none. Concerns that fish stocks could expand into the CAO provided the impetus for ...
    • Get out of the BAG! Silos in AI Ethics Education: Unsupervised Topic Modeling Analysis of Global AI Curricula 

      Javed, Rana Tallal; Nasir, Osama; Vanhée, Loïs; Borit, Melania; Zea, Elias; Gupta, Shivam; Vinuesa, Ricardo; Qadir, Junaid (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-03-26)
      The domain of Artificial Intelligence (AI) ethics is not new, with discussions going back at least 40 years. Teaching the principles and requirements of ethical AI to students is considered an essential part of this domain, with an increasing number of technical AI courses taught at several higher-education institutions around the globe including content related to ethics. By using Latent Dirichlet ...
    • "Getting ItRight":The Birth of a New EU Common Fishery Policy? Legislative and Legal Perspectives on the Annulling of the "Five Structural Failings" 

      Ørebech, Peter Th (Journal article; Tidsskriftartikkel; Peer reviewed, 2015)
      This lex ferenda article examines EU efforts to change the criticized and now-repealed 2002 “top-down” management regulation with its discard system, vessel decommissioning, fishing effort management, and quota allocations. The 2013 regulation’s objective is to remedy the Common Fisheries Policy’s “five structural failings.” Unfortunately, the new regulations have failed to improve the situation. ...
    • Getting traceability right, from fish to advanced bio-technological products: a review of legislation 

      Borit, Melania; Santos, Jorge (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-10-01)
      Traceability is a tool used by regulators to manage risk in multiple supply chains, including supply chains of goods derived from genetically modified organisms, human blood, seafood products, toys and hazardous waste. This tool may help support a variety of claims that range from concern for nature to consumer satisfaction and health. This paper examines the consistency of European Union legislation ...
    • Ghost fishing efficiency by lost, abandoned or discarded pots in snow crab (Chionoecetes opilio) fishery 

      Cerbule, Kristine; Herrmann, Bent; Grimaldo, Eduardo; Brinkhof, Jesse; Sistiaga, Manu; Larsen, Roger B.; Bak-Jensen, Zita (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-07)
      Marine pollution by lost, abandoned or otherwise discarded fishing gear (ALDFG) often has negative impact on the ecosystem through plastic pollution and continuous capture of marine animals, so-called “ghost fishing”. ALDFG in pot fisheries is associated with high ghost fishing risk. The snow crab (Chionoecetes opilio) pot fishery is conducted in harsh weather conditions increasing the risk of ...
    • Ghost fishing gear and their effect on ecosystem services – Identification and knowledge gaps 

      Do, Huu-Luat; Armstrong, Claire (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-09)
      Abandoned, lost, and discarded fishing gear (ALDFG) is claimed to be a global problem with impacts on marine animals and ecosystems, posing considerable ecological and socioeconomic challenges. Nonetheless, insufficient understanding regarding how marine ecosystem services are affected by ALDFG creates a knowledge gap that challenges a holistic estimation of the long-term economic impacts of using ...
    • The gift of community 

      Jentoft, Svein (Book; Bok, 2023)
      This book is a followup, or a continuation rather, of the one I published in 2019 as part of the Too Big To Ignore (TBTI) Global Book Series, titled ‘Life Above Water: Essays on Human Experiences of Small-Scale Fisheries’. The design and purpose of the current book are the same. The introduction in the 2019 book could also work here, even if this book has a sharper focus on communities. Both consist ...
    • Gillnet colour affects catch efficiency in pearlspot (Etroplus suratensis) tropical estuary fishery 

      Cerbule, Kristine; Madhu, V.R.; Mohanan, Salini; Herrmann, Bent (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-19)
      Gillnets are one of the most commonly used fishing gears in both marine and inland waters. Different colour filament nettings are often used in gillnets. However, the effect of gillnet colour on catch efficiency is unclear for most fisheries. Therefore, in this study we investigated the effect of gillnet colour on the catch efficiency in pearlspot (Etroplus suratensis) fishery in Vembanad lake, ...
    • Global aquaculture growth and institutional quality 

      Nadarajah, Suthamathy; Flaaten, Ola (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-10)
      The global aquaculture sector has grown continuously over the past 40 years, though unevenly among countries. Differences in factors such as inputs, climate, management, technology, markets, social environment, and institutions might be reasons for the disparities in growth. This study focuses on institutions, by analyzing the relationship between annual growth in the production of the major aquaculture ...