• Benthic eDNA metabarcoding provides accurate assessments of impact from oil extraction, and ecological insights 

  Lanzén, Anders; Dahlgren, Thomas Gunnar; Bagi, Andrea; Hestetun, Jon Thomassen (Peer reviewed; Journal article, 2021)

  Apart from its contribution to climate change, offshore oil and gas extraction is also a potential threat to the diversity and function of marine ecosystems. Routine monitoring of the environmental status of affected areas ...

• Effects of crude oil and field-generated burned oil residue on Northern shrimp (Pandalus borealis) larvae 

  Keitel-Gröner, Frederike; Bechmann, Renée Katrin; Engen, Frode; Lyng, Emily; Taban, Ingrid Christina; Baussant, Thierry (Peer reviewed; Journal article, 2021)

  In situ burning (ISB) is an oil spill clean-up option used by oil spill responders to mitigate impacts on the marine environment. Despite advantages such as high efficiency and potential applicability for challenging areas ...

• Grab what you can—an evaluation of spatial replication to decrease heterogeneity in sediment eDNA metabarcoding 

  Hestetun, Jon Thomassen; Lanzén, Anders; Dahlgren, Thomas Gunnar (Peer reviewed; Journal article, 2021)

  Environmental DNA methods such as metabarcoding have been suggested as possible alternatives or complements to the current practice of morphology-based diversity assessment for characterizing benthic communities in marine ...

• Patterns of Macrofaunal Biodiversity Across the Clarion-Clipperton Zone: An Area Targeted for Seabed Mining 

  Washburn, Travis; Menot, Lenaick; Bonifácio, Paulo; Pape, Ellen; Blazewicz, Magdalena; Bribiesca-Contreras, Lupita; Dahlgren, Thomas Gunnar; Fukushima, Tomohiko; Glover, Adrian G.; Jung Ju, Se; Kaiser, Stefanie; Hwan Yu, Ok; Smith, Craig R. (Peer reviewed; Journal article, 2021)

  Macrofauna are an abundant and diverse component of abyssal benthic communities and are likely to be heavily impacted by polymetallic nodule mining in the Clarion-Clipperton Zone (CCZ). In 2012, the International Seabed ...

• Annelid Fauna of the Prince Gustav Channel, a Previously Ice-Covered Seaway on the Northeastern Antarctic Peninsula 

  Drennan, Regan; Dahlgren, Thomas Gunnar; Linse, Katrin; Glover, Adrian G. (Peer reviewed; Journal article, 2021)

  The Prince Gustav Channel is a narrow seaway located in the western Weddell Sea on the northeastern-most tip of the Antarctic Peninsula. The channel is notable for both its deep (>1200 m) basins, and a dynamic glacial ...

• Bleka i Byglandsfjorden 2018 - 2021 - Status, trusler og anbefalte tiltak 

  Barlaup, Bjørn Torgeir (LFI - Laboratorium for ferskvannsøkologi og innlandsfiske, Research report, 2021)

  Bleka i Byglandsfjorden gjennomfører hele livssyklusen i ferskvann og er sammen med Namsblanken Norges eneste gjenlevende relikte laksestamme. De kombinerte effektene av forsuring og vassdragsregulering førte bestanden til ...

• Effects of nuisance submerged vegetation on the fauna in Norwegian rivers 

  Velle, Gaute; Skoglund, Helge; Barlaup, Bjørn Torgeir (Peer reviewed; Journal article, 2021)

  The abundance of aquatic vegetation is increasing in rivers and lakes worldwide. The aim of this study was to find how the macrophyte Juncus bulbosus Linnaeus affects salmonids and benthic macroinvertebrates in Norwegian ...

• Moving forward in microplastic research: A Norwegian perspective 

  Lusher, Amy; Hurley, Rachel; Arp, Hans Peter H; Booth, Andy; Bråte, Inger Lise Nerland; Gabrielsen, Geir W.; Gomiero, Alessio; Gomes, Tania; Grøsvik, Bjørn Einar; Green, Norman; Haave, Marte; Hallanger, Ingeborg G.; Halsband, Claudia; Herzke, Dorte; Joner, Erik J; Kögel, Tanja; Rakkestad, Kirsten; Ranneklev, Sissel Brit; Wagner, Martin; Olsen, Marianne (Peer reviewed; Journal article, 2021)

  Given the increasing attention on the occurrence of microplastics in the environment, and the potential envi-ronmental threats they pose, there is a need for researchers to move quickly from basic understanding to applied ...

• Hellandsfoss kraftverk i Modalselva - effekter på fiskebiologiske forhold. 

  Gabrielsen, Sven-Erik; Espedal, Espen Olsen; Postler, Christoph; Stranzl, Sebastian Franz; Barlaup, Bjørn Torgeir; Stöger, Elisabeth (LFI - Laboratorium for ferskvannsøkologi og innlandsfiske, Research report, 2021)

  Denne rapporten sammenstiller fiskebiologiske undersøkelser utført av NORCE LFI i Modalselva nedstrøms Hellandsfossen fra fisketrappen og ned til utløp sjø. Undersøkelsene omfatter habitatkartlegging, overvåking av ...

• Vetlefjordelvi - Undersøkelser av ungfisk og gytefisk i perioden 2016-2020 samt evaluering av gjennomførte tiltak. 

  Gabrielsen, Sven-Erik; Skår, Bjørnar (LFI - Laboratorium for ferskvannsøkologi og innlandsfiske, Research report, 2021)

  På oppdrag fra Sogn og Fjordane Energi AS har Norce LFI gjennomført fiskebiologiske undersøkelser i Vetlefjordelvi i perioden 2016-2020. Det ble også igangsatt et miljødesignprosjekt i 2015 for å bøte på tidligere identifiserte ...

• Resultater fra studier av smoltoverlevelse forbi Evanger kraftverk våren 2020 

  Vollset, Knut (LFI - Laboratorium for ferskvannsøkologi og innlandsfiske, Research report, 2021)

• Drivers of Megabenthic Community Structure in One of the World’s Deepest Silled-Fjords, Sognefjord (Western Norway) 

  Meyer, Heidi Kristina; Roberts, Emyr Martyn; Mienis, Furu; Rapp v/dødsbo, Hans Tore (Peer reviewed; Journal article, 2020)

  The Sognefjord is the longest (205 km) and deepest (1308 m) fjord in Norway, and the second-longest in the world. Coast-fjord exchange in Sognefjord is limited by a seaward sill at 170 m water depth, which causes a clear ...

• Water masses constrain the distribution of deep-sea sponges in the North Atlantic Ocean and Nordic Seas 

  Roberts, E. M.; Bowers, D. G.; Meyer, H. K.; Samuelsen, Annette; Rapp, H. T.; Cardenas, P. (Peer reviewed; Journal article, 2021)

  Water masses are bodies of water with distinctive physical and biogeochemical properties. They impart vertical structure to the deep ocean, participate in circulation, and can be traced over great distances, potentially ...

• Assessment of possible adverse consequences for biodiversity when planting vascular plants outside their natural range in Norway -(VKM) 

  Nielsen, Anders; Måren, Inger Elisabeth; Rosef, Line; Kirkendall, Lawrence Richard; Malmstrøm, Martin; Velle, Gaute; de Boer, Hugo; Eldegard, Katrine; Hindar, Kjetil; Hole, Lars Robert; Kausrud, Kyrre Linné; Järnegren, Johanna; Nilsen, Erlend Birkeland; Rueness, Eli Knispel; Thorstad, Eva Bonsak (Peer reviewed; Journal article, 2021)

• Assessment of the risk of negative impact on biodiversity from import and release of eggs or live fish from landlocked Atlantic salmon from Klarälven in Sweden to Trysilelva in Norway. Scientific Opinion of the Panel on Alien Organisms and Trade in Endangered Species of the Norwegian Scientific Committee for Food and Environment 

  Thorstad, Eva Bonsak; Garseth, Åse Helen; Gjøen, Tor; Gulla, Snorre; Lo, Håvard; Malmstrøm, Martin; Mo, Tor Atle; Velle, Gaute; de Boer, Hugo; Eldegard, Katrine; Hindar, Kjetil; Hole, Lars Robert; Järnegren, Johanna; Kausrud, Kyrre; Kirkendall, Lawrence R.; Måren, Inger Elisabeth; Nilsen, Erlend Birkeland; Olsen, Rolf Erik; Rimstad, Espen; Rueness, Eli Knispel; Øverli, Øyvind; Nielsen, Andreas (VKM Report, Research report, 2021)

• The effect of photoperiod manipulation on Atlantic salmon growth, smoltification and sexual maturation: A case study of a commercial RAS 

  Pino, Enrique; Balseiro Vigo, Pablo; Pedrosa, Cindy; Haugen, Tilde; Fleming, Mitchell Stewart; Handeland, Sigurd Olav (Peer reviewed; Journal article, 2021)

  The effect of photoperiod manipulation on growth, smoltification and maturation was assessed in Atlantic salmon through an observational study performed in a commercial RAS facility from June (25.0 ± 11.0 g) to October ...

• Quantitative molecular detection of larval Atlantic herring (Clupea harengus) in stomach contents of Atlantic mackerel (Scomber scombrus) marks regions of predation pressure 

  Allen, Bridie; Ray, Jessica Louise; Tiedemann, Maik; Komyakova, Valeriya; Vikebø, Frode Bendiksen; Skaar, Katrine Sandnes; Stiasny, Martina H.; Folkvord, Arild; Nash, Richard David Marriott; Stenevik, Erling Kåre; Kjesbu, Olav Sigurd (Journal article; Peer reviewed, 2021)

  Mortality rates in the early life-history stages of fishes are generally high yet identifying the causes remain unclear. Faltering recruitment rates of Atlantic herring (Clupea harengus) in the Norwegian Sea indicate a ...

• Kunnskapsstatus for bruk av molekylære verktøy i kartlegging og overvåkning av biologisk mangfold i marine miljø 

  Dunshea, Glenn; Martell, Luis; Bakken, Torkild; Budaeva, Nataliya; Ekrem, Torbjørn; Tandberg, Anne Helene S.; Baussant, Thierry; de Boer, Hugo; Hestetun, Jon Thomassen; Hobæk, Anders; Kallioniemi, Eveliina; Larsen, Aud; Markussen, Stine Svalheim; Mauvisseau, Quentin; Ray, Jessica Louise; Yoccoz, Nigel; Willassen, Endre (Research report, 2021)

  Denne rapporten er bestilt av Miljødirektoratet fra NorBOL (Norwegian Barcode of Life), et nasjonalt nettverk av forskningsinstitusjoner som koordineres av NTNU Vitenskapsmuseet. Universitetsmuseet i Bergen har hatt ...

• Predicting the nationwide outmigration timing of Atlantic salmon (Salmo salar) smolts along 12 degrees of latitude in Norway 

  Vollset, Knut; Lennox, Robert J.; Lamberg, Anders; Skaala, Øystein; Sandvik, Anne Dagrun; Sægrov, Harald; Kvingedal, Eli; Kristensen, Torstein; Jensen, Arne Johan; Haraldstad, Tormod; Barlaup, Bjørn Torgeir; Ugedal, Ola (Journal article; Peer reviewed, 2021)

  Aim Accurate predictions about transition timing of salmon smolts between freshwater and marine environments are key to effective management. We aimed to use available data on Atlantic salmon smolt migration to predict ...

• Lakselusinfestasjon på vill laksefisk våren 2021 - Framdriftsrapport til Mattilsynet 

  Nilsen, Rune; Serra Llinares, Rosa Maria; Sandvik, Anne Dagrun; Mohn, Agnes Marie; Johnsen, Ingrid Askeland; Karlsen, Ørjan; Uglem, Ingebrigt; Lehmann, Gunnar Bekke (Rapport fra havforskningen, Research report, 2021)

  Overvåkingsprogrammet for lakselus på vill laksefisk (NALO) gjennomføres på oppdrag fra Mattilsynet og Nærings og Fiskeridepartementet, og har som mål å skaffe robuste data på lakselusinfestasjon hos vill laksefisk i alle ...

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