Now showing items 485-504 of 2149

    • Environmental Contaminants in an Urban Fjord 

      Ruus, Anders; Allan, Ian; Beylich, Bjørnar; Bæk, Kine; Schlabach, Martin; Helberg, Morten (NIVA-rapport;6714, Research report, 2014)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analysis of organisms in a marine food web of the Inner Oslofjord, in addition to samples of sediment, blue mussel and polychaetes at ...
    • Environmental Contaminants in an Urban Fjord, 2014 

      Ruus, Anders; Allan, Ian; Beylich, Bjørnar; Bæk, Kine; Schlabach, Martin; Helberg, Morten (NIVA-rapport;6884, Research report, 2015)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analysis of organisms in a marine food web of the Inner Oslofjord, in addition to samples of sediment, blue mussel and polychaetes at ...
    • Environmental Contaminants in an Urban Fjord, 2015 

      Ruus, Anders; Bæk, Kine; Petersen, Karina; Allan, Ian; Beylich, Bjørnar; Schlabach, Martin; Warner, Nicholas; Helberg, Morten (NIVA-rapport;7073, Research report, 2016)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analysis of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2016 

      Ruus, Anders (NIVA-rapport;7199, Research report, 2017)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analysis of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2017 

      Ruus, Anders; Bæk, Kine; Petersen, Karina; Allan, Ian; Beylich, Bjørnar; Schlabach, Martin; Warner, Nicholas Alexander; Borgå, Katrine; Helberg, Morten (NIVA-rapport;7368, Research report, 2018)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analyses of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2018 

      Ruus, Anders; Bæk, Kine; Rundberget, Thomas; Allan, Ian; Beylich, Bjørnar; Schlabach, Martin; Warner, Nicholas Alexander; Borgå, Katrine; Helberg, Morten (NIVA-rapport;7410, Research report, 2019)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analyses of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2019 

      Ruus, Anders; Bæk, Kine; Rundberget, Thomas; Allan, Ian; Beylich, Bjørnar; Vogelsang, Christian; Schlabach, Martin; Götsch, Arntraut; Borgå, Katrine; Helberg, Morten (NIVA-rapport;7555, Research report, 2020)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analyses of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2020 

      Grung, Merete; Jartun, Morten; Bæk, Kine; Ruus, Anders; Rundberget, Thomas; Allan, Ian; Beylich, Bjørnar; Vogelsang, Christian; Schlabach, Martin; Hanssen, Linda; Borgå, Katrine; Helberg, Morten (NIVA-rapport;7674, Research report, 2021)
      This programme, “Environmental Contaminants in an Urban Fjord” has covered sampling and analyses of sediment and organisms in a marine food web of the Inner Oslofjord, in addition to samples of blood and eggs from herring ...
    • Environmental Contaminants in an Urban Fjord, 2021 

      Ruus, Anders; Grung, Merete; Jartun, Morten; Bæk, Kine; Rundberget, Thomas; Vogelsang, Christian; Beylich, Bjørnar; Lund, Espen; Allan, Ian; Schlabach, Martin; Hansen, Linda; Enge, Ellen Katrin (NIVA-rapport;7762-2022, Research report, 2022)
      This report presents data from the first year of a new 5-year period of the Urban Fjord programme. The programme started in 2013 and has since been altered/advanced. In 2021 the programme covers sampling and analyses of ...
    • Environmental Contaminants in an Urban Fjord, 2022 

      Ruus, Anders; Grung, Merete; Jartun, Morten; Bæk, Kine; Rundberget, Thomas; Beylich, Bjørnar; Hanssen, Linda; Borgå, Katrine; Helberg, Morten (NIVA-rapport;7873-2033, Research report, 2023)
      This report presents data from the second year of a new 5-year period of the Urban Fjord programme. The programme started in 2013 and has since been altered/advanced. In 2022 the programme covers sampling and analyses of ...
    • Environmental contaminants in freshwater food webs, 2021 

      Jartun, Morten; Økelsrud, Asle; Bæk, Kine; Ruus, Anders; Rundberget, Thomas; Vogelsang, Christian; Jenssen, Marthe Torunn Solhaug; Lund, Espen; Grung, Merete; Øxnevad, Sigurd; Enge, Ellen Katrin; Schlabach, Martin; Hanssen, Linda; Johansen, Ingar (NIVA-rapport;7794-2022, Research report, 2022)
      This report presents monitoring data from freshwater food webs and abiotic samples from Lake Mjøsa and Femunden within the Milfersk programme. Studies and monitoring of legacy and emerging contaminants have been carried ...
    • Environmental effects of offshore produced water discharges evaluated for the Barents Sea 

      Beyer, Jonny; Bakke, Torgeir Heggelund; Lichtenthaler, Rainer; Klungsøyr, Jarle (NIVA-rapport;7391, Research report, 2019)
      This report presents (1) an overview of the ecotoxicological knowledge regarding offshore produced water (PW) discharges on the Norwegian Continental Shelf (NCS), (2) an overview of the ecological characteristics and values ...
    • Environmental effects of offshore produced water discharges: A review focused on the Norwegian continental shelf 

      Beyer, Jonny; Goksøyr, Anders; Hjermann, Dag Øystein; Klungsøyr, Jarle (Peer reviewed; Journal article, 2020)
      Produced water (PW), a large byproduct of offshore oil and gas extraction, is reinjected to formations or discharged to the sea after treatment. The discharges contain dispersed crude oil, polycyclic aromatic hydrocarbons ...
    • Environmental effects of the Deepwater Horizon oil spill: A review 

      Beyer, Jonny; Trannum, Hilde C.; Bakke, Torgeir; Hodson, Peter V.; Collier, Tracy K. (Journal article; Peer reviewed, 2016)
      The Deepwater Horizon oil spill constituted an ecosystem-level injury in the northern Gulf of Mexico. Much oil spread at 1100–1300 m depth, contaminating and affecting deepwater habitats. Factors such as oil-biodegradation, ...
    • Environmental effects on Calanus finmarchicus abundance and depth distribution in the Barents Sea 

      Kvile, Kristina Øie; Prokopchuk, Irina P.; Stige, Leif Christian (Peer reviewed; Journal article, 2021)
      The vertical migrations performed by zooplankton at daily and seasonal scales are important for marine ecosystem dynamics and biogeochemical cycles. We analysed associations between seasonal variation in abundance and depth ...
    • Environmental factors influencing mercury speciation in Subarctic and Boreal lakes 

      Braaten, Hans Fredrik Veiteberg; de Wit, Heleen; Fjeld, Eirik; Rognerud, Sigurd; Lydersen, Espen; Larssen, Thorjørn (Journal article; Peer reviewed, 2014)
      Environmental drivers of total mercury (TotHg) concentrations, methylmercury (MeHg) concentrations, and MeHg fractions (a proxy for methylation potential, expressed as %MeHg) were assessed in a synoptic study of 51 lakes ...
    • Environmental harm assessment of a wastewater discharge from Hammerfest LNG: A study with biomarkers in mussels (Mytilus sp.) and Atlantic cod (Gadus morhua) 

      Beyer, Jonny; Aarab, Nadia; Tandberg, Anne Helene Solberg; Ingvarsdottir, Anna; Bamber, Shaw Duncan; Børseth, Jan Fredrik; Camus, Lionel; Velvin, Roger (Journal article; Peer reviewed, 2013)
      Biologically treated wastewater (WW) from the Hammerfest LNG (liquefied natural gas) plant is discharged to the sea. A study using biomarkers in mussels and Atlantic cod was performed to examine whether this discharge meets ...
    • Environmental impacts of produced water and drilling waste discharges from the Norwegian offshore petroleum industry 

      Bakke, Torgeir Heggelund; Klungsøyr, Jarle; Sanni, Steinar (Journal article; Peer reviewed, 2013)
      Operational discharges of produced water and drill cuttings from offshore oil and gas platforms are a continuous source of contaminants to continental shelf ecosystems. This paper reviews recent research on the biological ...
    • Environmental impacts of the diver operated C disc to harvest sea urchins and for kelp restoration 

      Michelsen, Helena Kling; Fagerli, Camilla With; Christie, Hartvig C (NIVA-rapport;7737-2022, Research report, 2022)
      NIVA did a 2-day environmental evaluation of the diver operated suction device “C disc” constructed by C robotics. Because the C disc uses suction from a water pump to suck sea urchins from the seafloor, it will collect ...
    • Environmental monitoring during survey by submarine U-864 outside Fedje in 2014 

      Øxnevad, Sigurd; Jaccard, Pierre Franqois; Skogan, Odd Arne Segtnan; Dahl, Ivar Martin; Staalstrøm, Andre; Schaanning, Morten (NIVA-rapport;6642, Research report, 2014)
      NIVA has done environmental monitoring during a survey by the wreck of submarine U-864 outside Fedje. The survey was done in January 2014 on the vessel Geosund from DOF Subsea Norway. The main task for NIVA was to monitor ...