Blar i Articles på tittel

Viser treff 1726-1745 av 3001

    • Making the best of lousy circumstances: The impact of salmon louse Lepeophtheirus salmonis on depth preference of sea trout Salmo trutta 

      Mohn, Agnes Marie; Vollset, Knut; Karlsbakk, Egil (Peer reviewed; Journal article, 2020)
      Sea trout are known for seeking out sources of freshwater to rid themselves of salmon lice. However, the effect of natural haloclines in fjords on parasite dynamics is not well understood. We tagged 48 naturally infested ...

    • Making use of Johan Hjort's “unknown” legacy: reconstruction of a 150-year coastal time-series on northeast Arctic cod (Gadus morhua) liver data reveals long-term trends in energy 

      Kjesbu, Olav Sigurd; Opdal, Anders Frugård; Korsbrekke, Knut; Devine, Jennifer A.; Skjæraasen, Jon Egil (Journal article; Peer reviewed, 2014-03-11)
      Hidden within the seminal 1914 publication by Johan Hjort, we find what is probably one of the first comprehensive teleost time-series ever published. The series is liver size and fat content of northeast Arctic (NEA) cod ...

    • Man and the Last Great Wilderness: Human Impact on the Deep Sea 

      Ramirez-Llodra, Eva; Tyler, Paul A.; Baker, Maria C.; Bergstad, Odd Aksel; Clark, Malcolm R.; Escobar, Elva; Levin, Lisa A.; Menot, Lenaick; Rowden, Ashley A.; Smith, Craig R.; Van Dover, Cindy L. (Journal article; Peer reviewed, 2011-07-27)
      The deep sea, the largest ecosystem on Earth and one of the least studied, harbours high biodiversity and provides a wealth of resources. Although humans have used the oceans for millennia, technological developments now ...

    • Management of transboundary and straddling fish stocks in the Northeast Atlantic in view of climate-induced shifts in spatial distribution 

      Gullestad, Peter; Sundby, Svein; Kjesbu, Olav Sigurd (Peer reviewed; Journal article, 2020)
      The introduction of 200 n.m. exclusive economic zones (EEZs) in the late 1970s required increased collaboration among neighbouring coastal states to manage transboundary and straddling fish stocks. The established agreements ...

    • Management Scenarios Under Climate Change – A Study of the Nordic and Barents Seas 

      Hansen, Cecilie; Nash, Richard David Marriott; Drinkwater, Kenneth F.; Hjøllo, Solfrid Sætre (Journal article; Peer reviewed, 2019)
      The effects of increasing fishing pressure in combination with temperature increases in the Nordic and Barents Seas have been evaluated using an end-to-end model for the area forced by a downscaled RCP 4.5 climate scenario. ...

    • Management strategies can buffer the effect of mass mortality in early life stages of fish 

      Buttay, Lucie; Ohlberger, Jan Philipp; Langangen, Øystein Ole Gahr (Peer reviewed; Journal article, 2023)
      Mass mortality (MM) events affecting early life stages of fish can have strong and long-term consequences for population abundance and demography as well as the economic activity supported by exploited stocks. Adaptive ...

    • Management strategies can buffer the effect of mass mortality in early life stages of fish 

      Buttay, Lucie; Ohlberger, Jan Philipp; Langangen, Øystein Ole Gahr (Peer reviewed; Journal article, 2023)
      1. Mass mortality (MM) events affecting early life stages of fish can have strong and long-term consequences for population abundance and demography as well as the economic activity supported by exploited stocks. Adaptive ...

    • Managing fishery development in sensitive ecosystems: identifying penguin habitat use to direct management in Antarctica 

      Trathan, Phil N.; Warwick-Evans, Victoria; Hinke, Jefferson Thomas; Young, Emma F.; Murphy, Eugene J.; Carneiro, Ana Paula B.; Dias, Maria P.; Kovacs, Kit M.; Lowther, Andrew; Godø, Olav Rune; Kokubun, Nobuo; Kim, Jeong-Hoon; Takahashi, Akinori; Santos, Mercedes (Journal article; Peer reviewed, 2018)
      In the Southern Ocean, the at‐sea distributions of most predators of Antarctic krill are poorly known, primarily because tracking studies have only been undertaken on a restricted set of species, and then only at a limited ...

    • Managing size selectivity: the relevance of compulsory and alternative selection devices in the Northeast Atlantic bottom trawl fishery 

      Brinkhof, Jesse; Sistiaga, Manu; Herrmann, Bent; Grimaldo Vela, Eduardo Enrique; Larsen, Roger B. (Peer reviewed; Journal article, 2022)
      Two decades of use of the compulsory selectivity gear configuration in the Northeast Atlantic bottom trawl fishery, which consists of a rigid sorting grid followed by a diamond mesh codend, have revealed problems with ...

    • Mapping Biological Resources in the Coastal Zone: An Evaluation of Methods in a Pioneering Study from Norway 

      Knutsen, Jan Atle; Knutsen, Halvor; Rinde, Eli; Christie, Hartvig; Bodvin, Torjan (Journal article; Peer reviewed, 2010)
      For many years, the planning and management 8 of terrestrial areas has been supported by a detailed 9 knowledge of the distribution of habitats and their associ- 10 ated species. However, the detailed mapping of biological ...

    • Mapping the pattern of essential neuroendocrine cells related to puberty and VA opsin expression provides further insight in the photoreceptive regulation of the BPG axis in Atlantic salmon (Salmo salar) 

      Horne, Christine; Helvik, Jon Vidar; Fleming, Mitchell Stewart; Fjelldal, Per Gunnar; Eilertsen, Mariann (Peer reviewed; Journal article, 2022)
      In Atlantic salmon (Salmo salar), seasonal photoperiod is shown to regulate the onset of sexual maturation, yet which brain region(s) is involved, and how light information impacts the neuroendocrine system are still not ...

    • Marine Biology Research - Ocean Exploration and Marine Ecosystems 

      Fenchel, Tom; Uiblein, Franz (Journal article, 2007)

    • Marine Biology Research - the third year 

      Fenchel, Tom; Uiblein, Franz (Journal article, 2007)

    • Marine Citizen Science: Current State in Europe and New Technological Developments 

      Garcia-Soto, Carlos; Seys, Jan; Zielinski, Oliver; Busch, J.A.; Luna, S.I.; Baez, Jose Carlos; Domegan, C.; Dubsky, K.; Kotynska-Zielinska, I.; Loubat, P.; Malfatti, Francesca; Mannaerts, G.; McHugh, Patricia; Monestiez, Pascal; van der Meeren, Gro Ingleid; Gorsky, Gabriel (Peer reviewed; Journal article, 2021)
      Marine citizen science is emerging with promising opportunities for science, policy and public but there is still no comprehensive overview of the current state in Europe. Based on 127 projects identified for the North Sea ...

    • Marine fog inputs appear to increase methylmercury bioaccumulation in a coastal terrestrial food web 

      Weiss-Penzias, Peter S.; Bank, Michael; Clifford, Deana L; Torregrosa, Alicia; Zheng, Belle; Lin, Wendy; Wilmers, Christopher C. (Journal article; Peer reviewed, 2019)
      Coastal marine atmospheric fog has recently been implicated as a potential source of ocean-derived monomethylmercury (MMHg) to coastal terrestrial ecosystems through the process of sea-to-land advection of foggy air masses ...

    • Marine litter in the Nordic Seas: Distribution composition and abundance 

      Buhl-Mortensen, Lene; Buhl-Mortensen, Pål (Peer reviewed; Journal article, 2017)
      Litter has been found in all marine environments and is accumulating in seabirds and mammals in the Nordic Seas. These ecosystems are under pressure from climatic change and fisheries while the human population is small. ...

    • Marine mammal consumption and fisheries removals in the Nordic and Barents Seas 

      Skern-Mauritzen, Mette; Lindstrøm, Ulf Ove; Biuw, Martin; Elvarsson, Bjarki; Gunnlaugsson, Thorvaldur; Haug, Tore; Kovacs, Kit M.; Lydersen, Christian; McBride, Margaret; Mikkelsen, Bjarni; Øien, Nils Inge; Víkingsson, Gísli (Peer reviewed; Journal article, 2022)
      In this study, we assess prey consumption by the marine mammal community in the northeast Atlantic [including 21 taxa, across three regions: (I) the Icelandic shelf, Denmark Strait, and Iceland Sea (ICE); (II) the Greenland ...

    • Marine mammal hotspots across the circumpolar Arctic 

      Hamilton, Charmain D.; Lydersen, Christian; Aars, Jon; Acquarone, Mario; Atwood, Todd; Baylis, Alastair; Biuw, Martin; Boltunov, Andrei N.; Born, Erik W.; Boveng, Peter; Brown, Tanya M.; Cameron, Michael; Citta, John; Crawford, Justin; Dietz, Rune; Elias, Jim; Ferguson, Steven H.; Fisk, Aaron; Folkow, Lars; Frost, Kathryn J.; Glazov, Dmitri M.; Granquist, Sandra M.; Gryba, Rowenna; Harwood, Lois; Haug, Tore; Heide-Jørgensen, Mads Peter; Hussey, Nigel E.; Kalinek, Jimmy; Laidre, Kristin L.; Litovka, Dennis I.; London, Josh M.; Loseto, Lisa L.; MacPhee, Shannon; Marcoux, Marianne; Matthews, Cory J. D.; Nilssen, Kjell Tormod; Nordøy, Erling Sverre; O’Corry-Crowe, Greg; Øien, Nils Inge; Olsen, Morten Tange; Quakenbush, Lori; Rosing-Asvid, Aqqalu; Semenova, Varvara; Shelden, Kim E. W.; Shpak, Olga V.; Stenson, Garry; Storrie, Luke; Sveegaard, Signe; Teilmann, Jonas; Ugarte, Fernando; Von Duyke, Andrew L.; Watt, Cortney; Wiig, Øystein; Wilson, Ryan R.; Yurkowski, David J.; Kovacs, Kit M. (Peer reviewed; Journal article, 2022)
      Aim: Identify hotspots and areas of high species richness for Arctic marine mammals. Location: Circumpolar Arctic. Methods: A total of 2115 biologging devices were deployed on marine mammals from 13 species in the Arctic ...

    • Marine mammal hotspots in the Greenland and Barents Seas 

      Hamilton, Charmain Danielle; Lydersen, Christian; Aars, Jon; Biuw, Martin; Boltunov, Andrei; Born, Erik W.; Dietz, Rune; Folkow, Lars; Glazov, Dmitry M.; Haug, Tore; Heide-Jørgensen, Mads-Peter; Kettemer, Lisa Elena; Laidre, Kristin L.; Øien, Nils Inge; Nordøy, Erling Sverre; Rikardsen, Audun H.; Rosing-Asvid, Aqqalu; Semenova, Varvara; Shpak, Olga V.; Sveegaard, Signe; Ugarte, Fernando; Wiig, Øystein; Kovacs, Kit M. (Peer reviewed; Journal article, 2021)
      Environmental change and increasing levels of human activity are threats to marine mammals in the Arctic. Identifying marine mammal hotspots and areas of high species richness are essential to help guide management and ...

    • Marine microplastic debris: An emerging issue for food security, food safety and human health 

      Barboza, Luís G.A.; Dick Vethaak, A; Lavorante, Beatriz RBO; Lundebye, Anne-Katrine; Guilhermino, Lucia (Journal article; Peer reviewed, 2018)
      Recent studies have demonstrated the negative impacts of microplastics on wildlife. Therefore, the presence of microplastics in marine species for human consumption and the high intake of seafood (fish and shellfish) in ...