Blar i Brage IMR på emneord "VDP::Marinbiologi: 497"

Viser treff 1-20 av 23

    • Climate change impacts on sea-ice ecosystems and associated ecosystem services 

      Steiner, Nadja S.; Bowman, Jeff; Campbell, Karley; Chierici, Melissa; Eronen-Rasimus, Eeva; Falardeau, Marianne; Flores, Hauke; Fransson, Agneta; Herr, Helena; Insley, Stephen J.; Kauko, Hanna M.; Lannuzel, Delphine; Loseto, Lisa; Lynnes, Amanda; Majewski, Andy; Meiners, Klaus M.; Miller, Lisa A.; Michel, Loïc N.; Moreau, Sebastien; Nacke, Melissa; Nomura, Daiki; Tedesco, Letizia; van Franeker, Jan Andries; van Leeuwe, Maria A.; Wongpan, Pat (Peer reviewed; Journal article, 2021)
      A rigorous synthesis of the sea-ice ecosystem and linked ecosystem services highlights that the sea-ice ecosystem supports all 4 ecosystem service categories, that sea-ice ecosystems meet the criteria for ecologically or ...

    • Computer vision enables short- and long-term analysis of Lophelia pertusa polyp behaviour and colour from an underwater observatory 

      Osterloff, Jonas; Nilssen, Ingunn; Järnegren, Johanna; Van Engeland, Tom; Buhl-Mortensen, Pål; Nattkemper, Tim W. (Peer reviewed; Journal article, 2019)
      An array of sensors, including an HD camera mounted on a Fixed Underwater Observatory (FUO) were used to monitor a cold-water coral (Lophelia pertusa) reef in the Lofoten-Vesterålen area from April to November 2015. Image ...

    • Consequences of Atlantification on a Zooplanktivorous Arctic Seabird 

      Descamps, Sebastien; Wojczulanis-Jakubas, Katarzyna; Jakubas, Dariusz; Vihtakari, Mikko; Steen, Harald; Karnovsky, Nina J.; Welcker, Jorg; Hovinen, Johanna Emilia Heidi; Bertrand, Philip; Strzelewicz, Agnieszka; Skogseth, Ragnheid; Kidawa, Dorota; Boehnke, Rafał; Błachowiak-Samołyk, Katarzyna (Peer reviewed; Journal article, 2022)
      Global warming, combined with an increasing influence of Atlantic Waters in the European Arctic, are causing a so-called Atlantification of the Arctic. This phenomenon is affecting the plankton biomass and communities with ...

    • Environmental change influences the life history of salmon Salmo salar in the North Atlantic Ocean 

      Jonsson, Bror; Jonsson, Nina; Albretsen, Jon (Peer reviewed; Journal article, 2016)
      Annual mean total length (LT) of wild one-sea-winter (1SW) Atlantic salmon Salmo salar of the Norwegian River Imsa decreased from 63 to 54 cm with a corresponding decrease in condition factor (K) for cohorts migrating to ...

    • Fangstkontroll i kolmuletrål - Forstudie — Fiskeforsøk på Porcupinebanken i 2018 

      Rosen, Shale; Ingólfsson, Ólafur Arnar; Jørgensen, Terje; Kvalvik, Liz Beate Kolstad; Saltskår, Jostein (Rapport fra havforskningen;, Research report, 2019)
      Under FHF Prosjekt 901495: Fangstkontroll i kolmuletrål – Forstudie ble det samlet inn systematiske data om de mulige årsakene til og løsninger på sporadisk sprenging av sekker i det kommersielle trålfiskeriet etter kolmule ...

    • Feedbacks from Filter Feeders: Review on the Role of Mussels in Cycling and Storage of Nutrients in Oligo- Meso- and Eutrophic Cultivation Areas 

      Jansen, Henrice Maria; Strand, Øivind; van Broekhoven, Wouter; Strohmeier, Tore; Verdegem, Marc C.J.; Smaal, Aad C. (Chapter, 2019)
      Cultured and wild bivalve stocks provide ecosystem services through regulation of nutrient dynamics; both by regeneration of nutrients that become available again for phytoplankton production (positive feedback), and by ...

    • Goods and Services of Marine Bivalves 

      Smaal, Aad C.; Ferreira, João Gomes; Grant, Jon; Petersen, Jens K.; Strand, Øivind (Book, 2019)
      The aim of this book is to review and analyse the goods and services of bivalve shellfish. How they are defined, what determines the ecological functions that are the basis for the goods and services, what controversies ...

    • Historical changes in macroalgal communities in Hardangerfjord (Norway) 

      Husa, Vivian; Steen, Henning; Sjøtun, Kjersti (Peer reviewed; Journal article, 2014)

    • Ice-algal carbon supports harp and ringed seal diets in the European Arctic: evidence from fatty acid and stable isotope markers 

      Kunisch, Erin; Graeve, Martin; Gradinger, Rolf; Haug, Tore; Kovacs, Kit M.; Lydersen, Christian; Varpe, Øystein Heggernes; Bluhm, Bodil (Peer reviewed; Journal article, 2021)
      Sea-ice declines in the European Arctic have led to substantial changes in marine food webs. To better understand the biological implications of these changes, we quantified the contributions of ice-associated and pelagic ...

    • Impacts of salmon lice on mortality, marine migration distance and premature return in sea trout 

      Serra Llinares, Rosa Maria; Bøhn, Thomas; Karlsen, Ørjan; Nilsen, Rune; Freitas, Carla; Albretsen, Jon; Haraldstad, Tormod; Thorstad, Eva Bonsak; Elvik, Kristine Marit Schrøder; Bjørn, Pål Arne (Peer reviewed; Journal article, 2020)
      Brown trout Salmo trutta (L.) is a facultative anadromous species, where a portion of individuals in populations with access to the sea perform migrations to use the richer feeding resources. We investigated the effect of ...

    • Introduction to Cultural Services 

      Smaal, Aad C.; Strand, Øivind (Chapter, 2019)
      Cultural services of marine bivalves are of high value as they provide well-being in many different ways. These services are more difficult to quantify but provide a lot of qualities. Shell collectioning, shells as archives, ...

    • Introduction to Provisioning Services 

      Grant, Jon; Strand, Øivind (Chapter, 2019)
      Food provisioning is a prominent feature of marine bivalve production, applicable worldwide since ancient times. Easy accessibility of this food source and high nutritional value make bivalves a possible driver in human ...

    • Introduction to Regulating Services 

      Strand, Øivind; Ferreira, João Gomes (Chapter, 2019)
      Bivalves are foundation species with important regulating functions in the ecosystem. This is due to their function as filter feeders, their capacity to extract particles, to regenerate as well as store nutrients and – for ...

    • 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 ...

    • Niches of marine mammals in the European Arctic 

      MacKenzie, Kirsteen M.; Lydersen, Christian; Haug, Tore; Routti, Heli Anna Irmeli; Aars, Jon; Andvik, Clare Margaret; Borgå, Katrine; Fisk, A.T.; Meier, Sonnich; Biuw, Martin; Lowther, Andrew; Lindstrøm, Ulf Ove; Kovacs, Kit M. (Peer reviewed; Journal article, 2022)
      The Arctic is warming rapidly, with concomitant sea ice losses and ecosystem changes. The animals most vulnerable to Arctic food web changes are long-lived and slow-growing such as marine mammals, which may not be able to ...

    • Origin and expansion of the world’s most widespread pinniped: Range-wide population genomics of the harbour seal (Phoca vitulina) 

      Liu, Xiaodong; Rønhøj Schjøtt, Suzanne; Granquist, Sandra M.; Rosing-Asvid, Aqqalu; Dietz, Rune; Teilmann, Jonas; Galatius, Anders; Cammen, Kristina; O’Corry-Crowe, Greg; Harding, Karin; Härkönen, Tero; Hall, Ailsa; Carroll, Emma L.; Kobayashi, Yumi; Hammill, Mike; Stenson, Garry; Frie, Anne Kirstine Højholt; Lydersen, Christian; Kovacs, Kit M.; Andersen, Liselotte W.; Hoffman, Joseph I.; Goodman, Simon J.; Vieira, Filipe G.; Heller, Rasmus; Moltke, Ida; Tange Olsen, Morten (Peer reviewed; Journal article, 2022)
      The harbour seal (Phoca vitulina) is the most widely distributed pinniped, occupying a wide variety of habitats and climatic zones across the Northern Hemisphere. Intriguingly, the harbour seal is also one of the most ...

    • Perspectives on Bivalves Providing Regulating Services in Integrated Multi-Trophic Aquaculture 

      Strand, Øivind; Jansen, Henrice M; Zengjie, Jiang; Robinson, Shawn M. C. (Chapter, 2019)
      The concept of integrating species into one culture system originates from Asia and the Middle East. Development of integrated aquaculture involving marine bivalves is relatively new, going back to the late 1980s in China ...

    • Phenology and Environmental Control of Phytoplankton Blooms in the Kong Håkon VII Hav in the Southern Ocean 

      Kauko, Hanna Maria; Hattermann, Tore; Ryan-Keogh, Thomas J.; Singh, Asmita; de Steur, Laura; Fransson, Agneta; Chierici, Melissa; Falkenhaug, Tone; Hallfredsson, Elvar H.; Bratbak, Gunnar; Tsagaraki, Tatiana Margo; Berge, Terje; Zhou, Qin; Moreau, Sebastien (Peer reviewed; Journal article, 2021)
      Knowing the magnitude and timing of pelagic primary production is important for ecosystem and carbon sequestration studies, in addition to providing basic understanding of phytoplankton functioning. In this study we use ...

    • Regulating Services of Bivalve Molluscs in the Context of the Carbon Cycle and Implications for Ecosystem Valuation 

      Filgueira, Ramón; Strohmeier, Tore; Strand, Øivind (Chapter, 2019)
      The role of marine bivalves in the CO2 cycle has been commonly evaluated as the balance between respiration, shell calcium carbonate sequestration, and CO2 release during biogenic calcification; however, this individual-based ...

    • A risk assessment review of mercury exposure in Arctic marine and terrestrial mammals 

      Dietz, Rune; Letcher, Robert J.; Aars, Jon; Andersen, Magnus; Boltunov, Andrei; Born, Erik W.; Ciesielski, Tomasz Maciej; Das, Krishna; Dastnai, Sam; Derocher, Andrew E.; Desforges, Jean-Pierre; Eulaers, Igor; Ferguson, Steve; Hallanger, Ingeborg G.; Heide-Jørgensen, Mads P.; Heimbürger-Boavida, Lars-Eric; Hoekstra, Paul F.; Jenssen, Bjørn Munro; Kohler, Stephen Gustav; Larsen, Martin M.; Lindstrøm, Ulf Ove; Lippold, Anna; Morris, Adam; Nabe-Nielsen, Jacob; Nielsen, Nynne H.; Peacock, Elizabeth E.; Pinzone, Marianna; Rigét, Frank F.; Rosing-Asvid, Aqqalu; Routti, Heli Anna Irmeli; Siebert, Ursula; Stenson, Garry; Stern, Gary; Strand, Jakob; Søndergaard, Jens; Treu, Gabriele; Víkingsson, Gisli A.; Wang, Feiyue; Welker, Jeffrey M.; Wiig, Øystein; Wilson, Simon J.; Sonne, Christian (Peer reviewed; Journal article, 2022)
      There has been a considerable number of reports on Hg concentrations in Arctic mammals since the last Arctic Monitoring and Assessment Programme (AMAP) effort to review biological effects of the exposure to mercury (Hg) ...