Blar i Brage IMR på forfatter "Kristensen, Torstein"
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Bergverk og avgangsdeponering: Status, miljøutfordringer og kunnskapsbehov (TA-nummer 2715/2010)
Iversen, Eigil rune; Kristensen, Torstein; Aanes, Karl Jan; Fosså, Jan helge; van der Meeren, Terje; Jensen, Tor; Rye, Henrik; Løkeland, Mads; Thornhill, Maria; Bøe, Reidulv; Dekko, Trygve; Dalen, Marius; Sørby, Harald; Storbraaten, Glenn; Braastad, Grethe (Research report, 2010)Det er gjort en sammenstilling av vårt erfaringsgrunnlag når det gjelder deponering av gråberg og avgang og miljøvurderinger knyttet til bergindustriens bruk av kjemikalier. Det er tatt utgangspunkt i nasjonale og ... -
Distinct polymer-dependent sorption of persistent pollutants associated with Atlantic salmon farming to microplastics
Abihssira Garcia, Isabel Sofia; Kögel, Tanja; Gomiero, Alessio; Kristensen, Torstein; Krogstad, Morten; Olsvik, Pål Asgeir (Peer reviewed; Journal article, 2022)Interactions of microplastics and persistent organic pollutants (POPs) associated with Atlantic salmon farming were studied to assess the potential role of microplastics in relation to the environmental impact of aquaculture. ... -
Ecotoxicological assessment of Cu-rich acid mine drainage of Sulitjelma mine using zebrafish larvae as an animal model
Varshney, Shubham; Lundås, Mikkel; Siriyappagouder, Prabhugouda; Kristensen, Torstein; Olsvik, Pål Asgeir (Others, 2024)Acid mine drainage (AMD) is widely acknowledged as a substantial threat to the biodiversity of aquatic ecosystems. The present study aimed to study the toxicological effects of Cu-rich AMD from the Sulitjelma mine in ... -
Effects of Agricultural Pesticides in Aquafeeds on Wild Fish Feeding on Leftover Pellets Near Fish Farms
Olsvik, Pål Asgeir; Larsen, Anett Kristin; Berntssen, Marc; Goksøyr, Anders; Karlsen, Odd Andre; Yadetie, Fekadu; Sanden, Monica; Kristensen, Torstein (Others, 2019)Screening has revealed that modern-day feeds used in Atlantic salmon aquaculture might contain trace amounts of agricultural pesticides. To reach slaughter size, salmon are produced in open net pens in the sea. Uneaten ... -
Effects of agricultural pesticides in aquafeeds on wild fish feeding on leftover pellets near fish farms
Olsvik, Pål Asgeir; Larsen, Anett Kristin; Berntssen, Marc; Goksøyr, Anders; Karlsen, Odd Andre; Yadetie, Fekadu; Sanden, Monica; Kristensen, Torstein (Journal article; Peer reviewed, 2019)Screening has revealed that modern-day feeds used in Atlantic salmon aquaculture might contain trace amounts of agricultural pesticides. To reach slaughter size, salmon are produced in open net pens in the sea. Uneaten ... -
Effects of mine tailing exposure on early life stages of cod (Gadus morhua) and haddock (Melanogrammus aeglefinus)
Farkas, Julia; Nordtug, Trond; Svendheim, Linn Hjelmeland; D Amico, Elettra; Davies, Emlyn John; Ciesielski, Tomasz Maciej; Jensen, Bjørn Munro; Kristensen, Torstein; Olsvik, Pål Asgeir; Hansen, Bjørn Henrik (Peer reviewed; Journal article, 2021)Mining and processing of minerals produce large quantities of tailings as waste. Some countries, including Norway, allow disposal of mine tailings in the sea. In this study we investigated the impacts of tailings from a ... -
Effects of mining chemicals on fish: exposure to tailings containing Lilaflot D817M induces CYP1A transcription in Atlantic salmon smolt
Olsvik, Pål Asgeir; Urke, Henning Andre; Nilsen, Tom Ole; Ulvund, John Birger; Kristensen, Torstein (Journal article; Peer reviewed, 2015)Mine tailings, containing metals and production chemicals such as flotation chemicals and flocculants, may pose an environmental threat to aquatic organisms living in downstream ecosystems. The aim of this work was to study ... -
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 (Peer reviewed; Journal article, 2021)