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    • Sources of skill in lake temperature, discharge and ice-off seasonal forecasting tools 

      Clayer, Francois; Jackson-Blake, Leah; Mercado-Bettín, Daniel; Shikhani, Muhammed; French, Andrew; Moore, Tadhg; Sample, James; Norling, Magnus; Frias, Maria-Dolores; Herrera, Sixto; de Eyto, Elvira; Jennings, Eleanor; Rinke, Karsten; van der Linden, Leon; Marcé, Rafael (Peer reviewed; Journal article, 2023)
      Despite high potential benefits, the development of seasonal forecasting tools in the water sector has been slower than in other sectors. Here we assess the skill of seasonal forecasting tools for lakes and reservoirs set ...

    • Spatial and temporal trends of mercury in freshwater fish in Fennoscandia (1965-2015) 

      Braaten, Hans Fredrik Veiteberg; Åkerblom, Staffan; de Wit, Heleen; Skotte, Gunnar; Rask, Martti; Vuorenmaa, Jussi; Kahilainen, Kimmo K.; Malinen, Tommi; Rognerud, Sigurd; Lydersen, Espen; Amundsen, Per-Arne; Kashulin, Nicholas; Kashulina, Tatiana; Terentyev, Petr; Christensen, Guttorm; Jackson-Blake, Leah Amber; Lund, Espen; Rosseland, Bjørn Olav (NIVA-rapport;7179, Research report, 2017-09)
      Mercury (Hg) emissions to the atmosphere cause elevated Hg levels in fish, even in many remote regions of the world. Here we present an extensive database of more than 50 000 measurements of Hg in fish, including 2 775 ...

    • Spatial differences and temporal changes in illicit drug use in Europe quantified by wastewater analysis 

      Ort, Christoph; van Nuijs, Alexander L. N.; Berset, Jean-Daniel; Bijlsma, Lubertus; Castiglioni, Sara; Covaci, Adrian; de Voogt, Pim; Emke, Erik; Fatta-Kassinos, Despo; Griffiths, Paul; Hernández, Félix; González-Mariño, Iria; Grabic, Roman; Kasprzyk-Hordern, Barbara; Mastroianni, Nicola; Meierjohann, Axel; Nefau, Thomas; Östman, Marcus; Pico, Yolanda; Racamonde, Ines; Reid, Malcolm James; Slobodnik, Jaroslav; Terzic, Senka; Thomaidis, Nikolaos; Thomas, Kevin V (Journal article; Peer reviewed, 2014)

    • Spatial Variation in Contaminant Occurrence in Marine Fishes and Prawns from Coastal Tanzania 

      Haarr, Ane; Mwakalapa, Eliezer B.; Lyche, Jan Ludvig; Mmochi, Aviti J.; Polder, Anuschka; Ruus, Anders; Borgå, Katrine (Peer reviewed; Journal article, 2021)
      There are limited data on organic contaminants in marine biota from coastal Tanzania, especially on the occurrence of industrial-use contaminants such as polychlorinated biphenyls (PCBs) and polybrominated diphenyl ethers ...

    • Spatio-temporal assessment of illicit drug use at large scale: evidence from 7 years of international wastewater monitoring 

      González-Mariño, Iria; Baz-Lomba, Jose Antonio; Alygizakis, Nikiforos; Andres-Costa, Maria Jesus; Bade, Richard; Bannwarth, Anne; Barron, Leon-P; Been, Frederic; Benaglia, Lisa; Berset, Jean-Daniel; Bijlsma, Lubertus; Bodík, Igor; Brenner, Asher; Brock, Andreas L.; Burgard, Dan; Castrignanò, Erika; Celma, Alberto; Christophoridis, Christophoros; Covaci, Adrian; Emke, Erik; Devault, Damien A.; Dias, Mário J.; Esseiva, Pierre; Fatta-Kassinos, Despo; Fedorova, Ganna; Fytianos, Konstantinos; Gerber, Cobus; Grabic, Roman; Gracia-Lor, Emma; Grüner, Stefan; Gunnar, Teemu; Hapeshi, Evroula; Heath, Ester; Helm, Björn; Hernández, Félix; Kankaanpaa, Aino; Karolak, Sara; Kasprzyk-Hordern, Barbara; Krizman-Matasic, Ivona; Lai, Foon Yin; Lechowicz, Wojciech; Lopes, Alvaro; de Alda, Miren López; López-García, Ester; Löve, Arndís S. C.; Mastroianni, Nicola; McEneff, Gillian L.; Montes, Rosa; Munro, Kelly; Nefau, Thomas; Oberacher, Herbert; O'Brien, Jake; Oertel, Reinhard; Ólafsdóttir, Kristín; Pico, Yolanda; Plósz, Benedek G.; Polesel, Fabio; Postigo, Cristina; Quintana, José Benito; Ramin, Pedram; Reid, Malcolm James; Rice, Jack; Rodil, Rosario; Salgueiro-González, Noelia; Schubert, Sara; Senta, Ivan; Simoes, Susana Sadler; Sremacki, Maja M.; Styszko, Katarzyna; Terzic, Senka; Thomaidis, Nikolaos S.; Thomas, Kevin V; Tscharke, Benjamin; Udrisard, Robin; van Nuijs, Alexander L.N.; Yargeau, Viviane; Zuccato, Ettore; Castiglioni, Sara; Ort, Christoph (Peer reviewed; Journal article, 2020)
      Background and aims. Wastewater‐based epidemiology is an additional indicator of drug use that is gaining reliability to complement the current established panel of indicators. The aims of this study were to: (i) assess ...

    • Spatio-temporal distribution of microplastics in a Mediterranean river catchment: The importance of wastewater as an environmental pathway 

      Schell, Theresa; Hurley, Rachel; Nizzetto, Luca; Rico, Andreu; Vighi, Marco (Peer reviewed; Journal article, 2021)
      Microplastics (MPs) are considered to be ubiquitous contaminants in freshwater ecosystems, yet their sources and pathways at the river catchment scale need to be better determined. This study assessed MP (55–5000 µm) ...

    • Spatio-Temporal Variability of Suspended Particulate Matter in a High-Arctic Estuary (Adventfjorden, Svalbard) Using Sentinel-2 Time-Series 

      Walch, Daniela M. R.; Singh, Rakesh K.; Søreide, Janne E.; Lantuit, Hugues; Poste, Amanda (Peer reviewed; Journal article, 2022)
      Arctic coasts, which feature land-ocean transport of freshwater, sediments, and other terrestrial material, are impacted by climate change, including increased temperatures, melting glaciers, changes in precipitation and ...

    • Speciation dynamics of oxyanion contaminants (As, Sb, Cr) in argillaceous suspensions during oxic-anoxic cycles 

      Markelova, Ekaterina; Couture, Raoul-Marie; Parsons, Christopher T.; Markelov, Igor; Madé, Benoît; Van Cappellen, Philippe; Charlet, Laurent (Journal article; Peer reviewed, 2018)
      Argillaceous geological formations are considered promising repositories for waste containing inorganic contaminants. However, the sequestration capacity of an argillaceous natural barrier may change as a result of dynamic ...

    • Species composition and abundance of free-living turbellarians in three different wetlands in Southern Brazil 

      Reyes, Jhoe; Binow, Daniela; Vianna, Rogério T; Brusa, Francisco; Colpo, Karine D.; Martins, Samantha Eslava (Peer reviewed; Journal article, 2022)
      Free-living turbellarians mostly live in marine and freshwater environments, but they have been little considered in ecological studies. The coastal plain in southern Brazil harbors a diverse fauna and flora, but only a ...

    • Species differentiation in the genus Chara (Charophyceae): considerable phenotypic plasticity occurs within homogenous genetic groups 

      Schneider, Susanne C.; Nowak, Petra; Von Ammon, Ulla; Ballot, Andreas (Journal article; Peer reviewed, 2016)
      Charophytes are benthic algae with a complex morphology and high phenotypic plasticity. This has led to ambiguities in species delineation. However, until now genetic studies on Chara have been based on samples collected ...

    • Specific toxicity of azithromycin to the freshwater microalga Raphidocelis subcapitata 

      Almeida, Ana Catarina; Gomes, Tânia; Baz-Lomba, Jose Antonio; Lillicrap, Adam David (Peer reviewed; Journal article, 2021)
      Pharmaceuticals are produced to inflict a specific physiological response in organisms. However, as only partially metabolized after administration, these types of compounds can also originate harmful side effects to ...

    • Spectrophotometric analysis of pigments: A critical assessment of a high-throughput method for analysis of algal pigment mixtures by spectral deconvolution 

      Thrane, Jan-Erik; Kyle, Marcia; Striebel, Maren; Haande, Sigrid; Grung, Merete; Rohrlack, Thomas; Andersen, Tom (Journal article, 2015)

    • SPI og bløtbunnsfauna – Sammenligning av klassifisering og vurdering av bruksområder 

      Beylich, Bjørnar; Borgersen, Gunhild; Trannum, Hilde Cecilie; Hjermann, Dag Øystein (NIVA-rapport;7328, Research report, 2019)
      Vi har sammenlignet tilstandsklassifisering med BHQ (Benthic Habitat Quality)-indeksen for SPI (Sediment Profile Imagery) og nEQR (normalisert Ecological Quality Ratio) for bløtbunnsfauna. Tilstandsklassifiseringen hadde ...

    • Spredning av finkornet suspendert materiale fra et utslippspunkt innerst i Frierfjorden 

      Staalstrøm, Andre; Kempa, Magdalena (NIVA-rapport;6985, Research report, 2016)
      Denne rapporten vurderer spredning av et planlagt utslipp fra Elkem Solar AS til Frierfjorden av suspenderte partikler fra diamantskjæring av super-rent silisium. Partiklene oppgis å være <3µm store og slippes ut på 24 m ...

    • Spredning av kjemikalier i Drammensfjorden ved bekjempning av lakseparasitt 

      Staalstrøm, Andre; Kempa, Magdalena (NIVA-rapport;7282, Research report, 2018)
      Modellen GEMSS har blitt benyttet for å beregne konsentrasjon av tre forskjellige kjemikalier i indre Drammensfjorden ved behandling for å bekjempe lakseparasitten Gyrodactylus salaris. Indre Drammensfjord er adskilt fra ...

    • Stable isotope analysis indicates positive effects of river restoration on aquatic-terrestrial linkages 

      Kupilas, Benjamin; McKie, Brendan G; Januschke, Kathrin; Friberg, Nikolai; Hering, Daniel (Peer reviewed; Journal article, 2020)
      Hydromorphological river restoration can significantly alter habitat configuration and modify invertebrate assemblages of rivers and floodplains. However, the consequences of these changes for ecosystem functioning and ...

    • Stable isotope evidence for the bottom convective layer homogeneity in the Black Sea 

      Dubinin, Aleksander V.; Dubinina, Elena O.; Demidova, Tatyana P.; Kokryatskaya, Nataliya M.; Rimskaya-Korsakova, Maria N.; Kosova, Sofia A.; Yakushev, Evgeny (Journal article; Peer reviewed, 2014)

    • Statistical analyses of chlorophyll-a data sampled by a Ferrybox on the Oslo-Kiel ferry and by the NOVANA programme 

      Andersen, Jesper Harbo; Harvey, Therese; Kallenbach, Emilie; Murray, Ciaran Joseph; Hjermann, Dag Øystein; Kristiansen, Trond; Sørensen, Kai; Carstensen, Jacob; Erichsen, Anders; Hansen, Lars Boye (NIVA-rapport;7167, Research report, 2017)
      This project has analysed a large chlorophyll-a data set sampled by the Ferrybox on the ferry between Oslo and Kiel and compared it with data sampled in the Danish NOVANA programme. A partnership consisting of NIVA Denmark ...

    • Statistical variable selection: an alternative prioritization strategy during the nontarget analysis of LC-HR-MS data 

      Samanipour, Saer; Reid, Malcolm J; Thomas, Kevin V (Journal article; Peer reviewed, 2017)
      Liquid chromatography coupled to high resolution mass spectrometry (LC-HR-MS) has been one of the main analytical tools for the analysis of small polar organic pollutants in the environment. LC-HR-MS typically produces a ...

    • Statistisk analyse av volum av forurenset sediment i Borg 1 og Flyndregrunnen, basert på samlet kjemisk analysemateriale fram til 2017 

      Hjermann, Dag Øystein (NIVA-rapport;7277, Research report, 2018)
      Det er foretatt statistiske beregninger av volummengden av forurenset sediment i området Røsvikrenna (nordligste del av leden til Borg havn, tiltaksområde Borg 1) samt Flyndregrunnen (den nordligste grunna i tiltaksområde ...