Blar i SINTEF Ocean på tittel

Viser treff 159-178 av 1384

    • Biodegradation of oil spill dispersant surfactants in cold seawater 

      Brakstad, Odd Gunnar; Størseth, Trond Røvik; Brunsvik, Anders; Bonaunet, Kristin; Faksness, Liv Guri (Journal article; Peer reviewed, 2018)
      While biodegradation of chemically dispersed oil has been well documented, only a few studies have focused on the degradation of the dispersant compounds themselves. The objective of this study was to determine the ...

    • Biodegradation of weathered crude oil in seawater with frazil ice 

      Lofthus, Synnøve; Bakke, Ingrid; Tremblay, Julien; Greer, Charles; Brakstad, Odd Gunnar (Journal article; Peer reviewed, 2020-05)
      As ice extent in the Arctic is declining, oil and gas activities will increase, with higher risk of oil spills to the marine environment. To determine biotransformation of dispersed weathered oil in newly formed ice, oil ...

    • Biodegradation-mediated alterations in acute toxicity of water-accommodated fraction and single crude oil components in cold seawater 

      Brakstad, Odd Gunnar; Størseth, Trond Røvik; Rønsberg, Marianne Unaas; Hansen, Bjørn Henrik (Journal article; Peer reviewed, 2018-08)
      Hydrocarbon biodegradation may be slower in cold Arctic than in temperate seawater, and this will affect the toxicity time window of the hydrocarbons. In this study, the acute toxicities of water-soluble phases of ...

    • Biofouling in marine aquaculture: a review of recent research and developments 

      Bannister, Jana; Sievers, Michael; Bush, Flora; Bloecher, Nina (Journal article; Peer reviewed, 2019-07-24)
      Biofouling in marine aquaculture is one of the main barriers to efficient and sustainable production. Owing to the growth of aquaculture globally, it is pertinent to update previous reviews to inform management and guide ...

    • Biofouling on salmon pen nets and cleaner fish shelters does not harbor planktonic stages of sea lice 

      Jevne, Lone Sunniva; Øvrelid, Margrete Slåtsve; Hagemann, Andreas; Bloecher, Nina; Steinhovden, Kristine; Båtnes, Anna Solvang; Olsen, Yngvar; Reitan, Kjell Inge (Journal article; Peer reviewed, 2020-09-01)
      The objective of the current study was to determine the extent to which planktonic sea lice (Lepeophtheirus salmonis Krøyer, 1838 and Caligus elongatus Nordmann, 1832) were present in the biofouling on open-sea net pens ...

    • Biokinetics of Nanomaterials: The Role of Biopersistence 

      Laux, Peter; Riebeling, Christian; Booth, Andy; Brain, Joseph; Brunner, Josephine; Cerrillo, Cristina; Creutzenberg, Otto; Estrela-Lopis, Irina; Gebel, Thomas; Johanson, Gunnar; Jungnickel, Harald; Kock, Heiko; Tentschert, Jutta; Tlili, Ahmed; Schäffer, Andreas; Sips, Adriënne; Yokel, Robert A.; Luch, Andreas (Journal article; Peer reviewed, 2017-03-22)
      Nanotechnology risk management strategies and environmental regulations continue to rely on hazard and exposure assessment protocols developed for bulk materials, including larger size particles, while commercial application ...

    • Biomonitoring of Benzene and Effect of Wearing Respirators during an Oil Spill Field Trial at Sea 

      Gjesteland, Ingrid; Hollund, Bjørg Eli; Kirkeleit, Jorunn; Daling, Per Snorre; Bråtveit, Magne (Journal article; Peer reviewed, 2018-07-13)
      Objectives The main aim of this study was to assess the biological uptake of benzene and polycyclic aromatic hydrocarbons (PAHs) for subjects exposed to fresh crude oil released at sea. Methods: The study included 22 ...

    • Biomonitoring using tagged sentinel fish and acoustic telemetry in commercial salmon aquaculture: A feasibility study 

      Føre, Martin; Frank, Kevin; Dempster, T; Alfredsen, Jo Arve; Høy, Erik (Journal article; Peer reviewed, 2017-08)
      We tested if it is technically feasible to monitor fish in real-time in full-scale commercial fish farms using acoustic telemetry. 31 Atlantic salmon were equipped with acoustic transmitter tags containing depth sensors. ...

    • Biosynthesis of Long-Chain Polyunsaturated Fatty Acids in Marine Gammarids: Molecular Cloning and Functional Characterisation of Three Fatty Acyl Elongases 

      Ribes-Navarro, Alberto; Navarro, Juan Carlos; Hontoria, Francisco; Kabeya, Naoki; Standal, Inger Beate; Evjemo, Jan Ove; Monroig, Óscar (Peer reviewed; Journal article, 2021)
      Long-chain (C20–24) polyunsaturated fatty acids (LC-PUFAs) are essential nutrients that are mostly produced in marine ecosystems. Previous studies suggested that gammarids have some capacity to endogenously produce LC-PUFAs. ...

    • Biotransformation in water and soil of nitrosamines and nitramines potentially generated from amine-based CO2 capture technology 

      Brakstad, Odd Gunnar; Sørensen, Lisbet; Zahlsen, Kolbjørn; Bonaunet, Kristin; Hyldbakk, Astrid; Booth, Andy (Journal article; Peer reviewed, 2018-03)
      Nitrosamines (NSAs) and nitramines (NAs) are identified as possible degradation products from amine-based post-combustion CO2-capture (PCCC). Selected NSAs and NAs were subjected to aerobic and anaerobic biodegradation ...

    • Body burdens of PAHs and alkylated phenols in copepods in the Ekofisk region - Water column monitoring 2021 

      Hansen, Bjørn Henrik; Choquet, Marvin; Sørensen, Lisbet; Creese, Mari; Rønsberg, Marianne Unaas; Nepstad, Raymond (SINTEF Ocean rapporter;OC2022 A-108, Research report, 2022-11-28)
      This report summarizes the findings from the Water Column Monitoring in April 2021 where zooplankton (Calanus finmarchicus) were collected and sampled around the Ekofisk region in the North Sea. Extraction and analyses of ...

    • Borealization of the Arctic Ocean in response to anomalous advection from sub-Arctic seas. 

      Polyakov, Igor V.; Alkire, Mattew; Bluhm, Bodil; Brown, Kristina; Carmack, Eddy C.; Chierici, Melissa; Danielson, Seth L.; Ellingsen, Ingrid H.; Ershova, Elizaveta; Gardfeldt, Katrin; Ingvaldsen, Randi Brunvær; Pnyushkov, Andrey V.; Slagstad, Dag; Wassmann, Paul (Peer reviewed; Journal article, 2020)
      An important yet still not well documented aspect of recent changes in the Arctic Ocean is associated with the advection of anomalous sub-Arctic Atlantic- and Pacific-origin waters and biota into the polar basins, a process ...

    • Bottom water acidification and warming on the western Eurasian Arctic shelves: Dynamical downscaling projections 

      Wallhead, Philip; Bellerby, Richard; Silyakova, Anna; Slagstad, Dag; Polukhin, Alexander A. (Journal article; Peer reviewed, 2017-10-25)
      The impacts of oceanic CO2 uptake and global warming on the surface ocean environment have received substantial attention, but few studies have focused on shelf bottom water, despite its importance as habitat for benthic ...

    • Bow Shock Clustering in Particle-laden Wetted Cylinder Flow 

      Shi, Zhaoyu; Jiang, Fengjian; Strandenes, Håkon; Zhao, Lihao; Andersson, Helge Ingolf (Journal article; Peer reviewed, 2020-09)
      The inhomogeneous distributions of inertial particles in the unsteady flow around a wetted circular cylinder at Re=100 were investigated in one-way coupled three-dimensional numerical simulations. The Kármán vortex cells ...

    • Brasse crude oil – Properties and behaviour at sea 

      Sørheim, Kristin Rist; Bakken, Oddveig Merethe; Pettersen, Thor-Arne; Leirvik, Frode (SINTEF Ocean rapporter;OC2018 A-027, Research report, 2018-03-20)
      A weathering study has been conducted on Brasse crude oil. This study included a small­scale laboratory study and a meso-scale flume basin experiment. In addition, standardized dispersibility tests was conducted on various ...

    • Breidablikk – Weathering properties and behaviour at sea - In relation to oil spill response 

      Sørheim, Kristin Rist; Bakken, Oddveig Merethe; Hellstrøm, Kaja Cecilie (SINTEF Ocean rapporter;2023:00459 A, Research report, 2023-04-17)
      A standardized bench-scale weathering and dispersibility study has been conducted on Breidablikk crude oil at 5 and 13 °C. The dispersibility testing on Breidablikk was included to estimate the viscosity limits and time ...

    • Bruk av fiskefartøy i kystnært oljevern - Flammepunkt og drevet distanse - OC2020 A-058 

      Johansen, Øistein; Sørheim, Kristin Rist (SINTEF Ocean rapporter;OC2020 A-058, Research report, 2020-05-28)
      Nedgradering av SINTEF Materialer og Kjemi rapport F13494 datert 2009-12-07. Nedgradering ble bestilt av Equinor ved Hanne Greiff Johnsen i mail datert 2020-05-27. Rapporten er nedgradert av SINTEF Ocean AS, avd. Miljø og ...

    • Bruk av Salsnes filterteknologi for fjerning av lakselus fra pumpevann ved et lakseslakteri 

      Prestvik, Ø; Erikson, Ulf Gøran; Arff, Johanne (SINTEF Fiskeri og havbruk rapporter;A104017, Research report, 2010-02-24)
      Filterteknologi fra Salsnes Filter AS for fjerning av lakselus i pumpevann ble testet ved slakteriet til Midt Norsk Havbruk AS, januar 2010. Vannprøver for mikroskopering ble hentet utenfor ventemerd, i ventemerd for ...

    • Brukerkrav Krevende maritime operasjoner DINO – Dynamiske informasjonssystem for operativ beslutningsstøtte i kystsonen 

      Torsethaugen, Knut; Ording, Svein (SINTEF Fiskeri og havbruk rapporter;A22355, Research report, 2012-02-21)
      Denne rapporten beskriver brukerkrav og anbefalinger til beslutningsstøttesystemer for sikre og effektive maritime operasjoner. Det omfatter systemer for aktører knyttet til planlegging og qjennomføring av maritime operasjoner ...

    • Bycatch reduction in the deep-water shrimp (Pandalus borealis) trawl fishery by increasing codend mesh openness 

      Jacques, Nadine; Pettersen, Hermann; Cerbule, Kristine; Herrmann, Bent; Ingólfsson, Ólafur Arnar; Sistiaga, Manu Berrondo; Larsen, Roger B.; Brinkhof, Jesse; Grimaldo, Vela Eduardo; Brčić, Jure; Lilleng, Dagfinn (Peer reviewed; Journal article, 2021)
      In most trawl fisheries, drag forces tend to close the meshes in large areas of diamond mesh codends, negatively affecting their selective potential. In the Barents Sea deep-water shrimp (Pandalus borealis) trawl fishery, ...