Blar i Publikasjoner fra CRIStin på forfatter "Samuelsen, Ole Bent"
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The Acute and Delayed Mortality of the Northern Krill (Meganyctiphanes norvegica) When Exposed to Hydrogen Peroxide
Escobar, Rosa; Samuelsen, Ole Bent (Peer reviewed; Journal article, 2020)Bath treatment pharmaceuticals used to control sea lice infestations in the salmonid industry, such as hydrogen peroxide (H2O2), are released directly into the environment where non-target organisms are at risk of exposure. ... -
Acute toxic effects of hydrogen peroxide, used for salmon lice treatment, on the survival of polychaetes (Capitella sp. and Ophryotrocha spp.)
Fang, Jinghui; Samuelsen, Ole Bent; Strand, Øivind; Jansen, Henrice M (Journal article; Peer reviewed, 2018)The amount of hydrogen peroxide (H2O2) used in the treatment of salmon lice in Norwegian salmon farming increased from 308 tons in 2009 to 43246 tons in 2015. For 2016 and 2017, however, the consumption was reduced to 26597 ... -
Comments on proposed maximum levels for dioxin-like PCBs in Food. Panel on Contaminants Norwegian Scientific Committee for Food Safety
Skåre, Janneche Utne; Alexander, Jan; Aune, Tore; Berntssen, Marc; Grave, Kari; Julshamn, Kåre; Knutsen, Helle Katrine; Meltzer, Helle Margrete; Samuelsen, Ole Bent; Eriksen, Gunnar Sundstøl (VKM report, Research report, 2004) -
Development of anaesthetic protocols for lumpfish (Cyclopterus lumpus L.): Effect of anaesthetic concentrations, sea water temperature and body weight
Skår, Malene W.; Haugland, Gyri Teien; Powell, Mark; Wergeland, Heidrun Inger; Samuelsen, Ole Bent (Peer reviewed; Journal article, 2017) -
Distribution and Persistence of Diflubenzuron and Teflubenzuron in the Marine Environment Around Salmonid Aquaculture Facilities
Parsons, Aoife Elizabeth; Samuelsen, Ole Bent; Johnsen, Ingrid Askeland; Hannisdal, Rita; Tjensvoll, Tore; Husa, Vivian (Peer reviewed; Journal article, 2021)To achieve a sustainable salmonid aquaculture industry, the environmental impacts of chemicals used to treat sea lice (Caligidae) infestations need to be considered. Our ability to assess the risks associated with these ... -
Døde og strandete krepsdyr - Nitti tilfeller rapportert til Havforskningsinstituttet i perioden 2014-2020
Søvik, Guldborg; Dalpadado, Padmini; Falkenhaug, Tone; Sævik, Pål Næverlid; Jenssen, Maria; Larsen, Marita; Hannisdal, Rita; Rønning, Jon; Olsen, Siri Aaserud; Samuelsen, Ole Bent; Agnalt, Ann-Lisbeth; Thangstad, Trude Hauge; Danielsen, Hanna Ellerine Helle; Grøsvik, Bjørn Einar; Hatland, Siren; Bruvik, Aina; Tjensvoll, Tore; Couillard, Felicia Dawn; Korneliussen, Patrick-Andre (Rapport fra havforskningen;2021 - 3, Research report, 2021)Havforskningsinstituttet begynte med en systematisk registrering av innrapporterte funn av strandet krill i 2014. Antall tilfeller var få fra 2014 til 2017, men økte kraftig i 2018 og har siden holdt seg på dette nivået. ... -
Effect of sea lice chemotherapeutant hydrogen peroxide on the photosynthetic characteristics and bleaching of the coralline alga Lithothamnion soriferum
Legrand, Erwann; Parsons, Aoife Elizabeth; Escobar, Rosa; Freytet, Florian; Agnalt, Ann-Lisbeth; Samuelsen, Ole Bent; Husa, Vivian (Peer reviewed; Journal article, 2022)The proliferation of sea lice (Lepeophtheirus salmonis) represents a major challenge for the salmonid aquaculture industry in Norway. Hydrogen peroxide (H2O2) is a chemotherapeutant frequently used on Norwegian farms, ... -
The impact of anti-sea lice pesticides, azamethiphos and deltamethrin, on European lobster (Homarus gammarus) larvae in the Norwegian marine environment
Parsons, Aoife Elizabeth; Escobar, Rosa; Sævik, Pål Næverlid; Samuelsen, Ole Bent; Agnalt, Ann-Lisbeth (Peer reviewed; Journal article, 2020)Anti-sea lice pesticides, used in the salmonid aquaculture industry, are a growing environmental concern due to their potential to adversely affect non-target crustaceans. Azamethiphos and deltamethrin are two bath treatment ... -
Kunnskapsstatus - miljøeffekter av norsk fiskeoppdrett 2019 : Risikorapport norsk fiskeoppdrett, del 2
Grefsrud, Ellen Sofie; Svåsand, Terje; Glover, Kevin; Husa, Vivian; Hansen, Pia Kupka; Samuelsen, Ole Bent; Sandlund, Nina; Stien, Lars Helge (Fisken og havet;2020 - 6, Research report, 2020)Havforskningsinstituttet har siden 2011 gitt ut en årlig rapport for risikovurdering av miljøeffekter knyttet til norsk fiskeoppdrett. Frem til 2018 var risikorapporten både risikovurdering og kunnskapsstatus i ett. For å ... -
Modelling chemical releases from fish farms: impact zones, dissolution time, and exposure probability
Sævik, Pål Næverlid; Agnalt, Ann-Lisbeth; Samuelsen, Ole Bent; Myksvoll, Mari Skuggedal (Peer reviewed; Journal article, 2021)Tarpaulin bath treatments are used in open net-pen finfish aquaculture to combat parasitic infections, in particular sea lice. After treatment, the toxic wastewater is released directly into the ocean, potentially harming ... -
Mortality and reduced photosynthetic performance in sugar kelp Saccharina latissima caused by the salmon-lice therapeutant hydrogen peroxide
Haugland, Barbro Taraldset; Rastrick, Samuel; Agnalt, Ann-Lisbeth; Husa, Vivian; Kutti, Tina; Samuelsen, Ole Bent (Journal article; Peer reviewed, 2019)Sugar kelp Saccharina latissima is one of the dominating kelp species on sheltered sublittoral sites along the Norwegian coastline, providing important habitats and ecosystem services. In finfish aquaculture in Norway, ... -
Mortality in the rockpool shrimp Palaemon elegans following long-term exposure to low doses of the anti-parasitic drug Teflubenzuron
Samuelsen, Ole Bent; Parsons, Aoife; Agnalt, Ann-Lisbeth; Tjensvoll, Tore; Lunestad, Bjørn Tore; Hannisdal, Rita (Peer reviewed; Journal article, 2020)Anti-parasitic drugs used to control sea lice infestations in the salmonid aquaculture industry are a growing environmental concern due to their potential impacts on non-target crustacean species. This study examined the ... -
Pharmacokinetic Data Show That Oxolinic Acid and Flumequine Are Absorbed and Excreted Rapidly From Plasma and Tissues of Lumpfish
Haugland, Gyri Teien; Kverme, Karen obrestad; Hannisdal, Rita; Kallekleiv, Marielle; Colquhoun, Duncan John; Lunestad, Bjørn Tore; Wergeland, Heidrun Inger; Samuelsen, Ole Bent (Journal article; Peer reviewed, 2019)This study examined the uptake, tissue distribution and elimination of the antibacterial agents oxolinic acid and flumequine in lumpfish (Cyclopterus lumpus L.) by use of LC-MS/MS following a single oral administration of ... -
Pharmacokinetics and transcriptional effects of the anti-salmon lice drug emamectin benzoate in Atlantic salmon (Salmo salar L.)
Olsvik, Pål Asgeir; Lie, Kai Kristoffer; Mykkeltvedt, Eva; Samuelsen, Ole Bent; Petersen, Kjell; Stavrum, Anne-Kristin; Lunestad, Bjørn Tore (Journal article, 2008)Background Emamectin benzoate (EB) is a dominating pharmaceutical drug used for the treatment and control of infections by sea lice (Lepeophtheirus salmonis) on Atlantic salmon (Salmo salar L). Fish with an initial mean ... -
Pharmacokinetics of florfenicol in lumpfish (Cyclopterus lumpus L.) after a single oral administration
Kverme, Karen obrestad; Haugland, Gyri Teien; Hannisdal, Rita; Marielle, Kallekleiv; Colquhoun, Duncan John; Lunestad, Bjørn Tore; Wergeland, Heidrun Inger; Samuelsen, Ole Bent (Journal article; Peer reviewed, 2019)Farming of lumpfish for biological removal of sea lice from farmed Atlantic salmon has expanded rapidly in Europe and Canada over the last 5–6 years and the lumpfish has become an economically important species. There are, ... -
Risikorapport norsk fiskeoppdrett 2018
Grefsrud, Ellen Sofie; Glover, Kevin; Grøsvik, Bjørn Einar; Husa, Vivian; Karlsen, Ørjan; Kristiansen, Tore S; Kvamme, Bjørn Olav; Mortensen, Stein; Samuelsen, Ole Bent; Stien, Lars Helge; Svåsand, Terje (Research report, 2018) -
Risikorapport norsk fiskeoppdrett 2019 - Miljøeffekter av lakseoppdrett
Grefsrud, Ellen Sofie; Svåsand, Terje; Glover, Kevin; Husa, Vivian; Hansen, Pia Kupka; Samuelsen, Ole Bent; Sandlund, Nina; Stien, Lars Helge (Fisken og Havet;2019 - 5, Research report, 2019)Årets Risikorapport norsk fiskeoppdrett omfatter effekter på vill laksefisk, utslipp fra anlegg, fiske og bruk av leppefisk i lakseoppdrett, samt velferd hos oppdrettsfisk i merd i sjø. Akvakultur har et svært komplekst ... -
Risikorapport norsk fiskeoppdrett 2021 - kunnskapsstatus - Kunnskapsstatus effekter av norsk fiskeoppdrett
Grefsrud, Ellen Sofie; Karlsen, Ørjan; Kvamme, Bjørn Olav; Glover, Kevin Alan; Husa, Vivian; Hansen, Pia Kupka; Grøsvik, Bjørn Einar; Samuelsen, Ole Bent; Sandlund, Nina; Stien, Lars Helge; Svåsand, Terje (Rapport fra havforskningen;2021 - 7, Research report, 2021) -
Risikorapport norsk fiskeoppdrett 2021 - risikovurdering
Grefsrud, Ellen Sofie; Karlsen, Ørjan; Kvamme, Bjørn Olav; Glover, Kevin Alan; Husa, Vivian; Hansen, Pia Kupka; Grøsvik, Bjørn Einar; Samuelsen, Ole Bent; Sandlund, Nina; Stien, Lars Helge; Svåsand, Terje (Rapport fra havforskningen;2021 - 8, Research report, 2021)Årets Risikorapport norsk fiskeoppdrett – risikovurdering omfatter effekter på vill laksefisk, utslipp fra anlegg, fiske og bruk av leppefisk i lakseoppdrett, samt velferd hos oppdrettsfisk i settefiskanlegg og merd i sjø. -
Risikorapport norsk fiskeoppdrett 2022 - kunnskapsstatus - Effekter på miljø og dyrevelferd i norsk fiskeoppdrett
Grefsrud, Ellen Sofie; Bjørn, Pål Arne; Grøsvik, Bjørn Einar; Hansen, Pia Kupka; Husa, Vivian; Karlsen, Ørjan; Kvamme, Bjørn Olav; Samuelsen, Ole Bent; Sandlund, Nina; Solberg, Monica Favnebøe; Stien, Lars Helge (Rapport fra havforskningen;2022 - 13, Research report, 2022-05-04)Oppdrett i åpne merder gjør at smittestoffer fra oppdrettsanleggene vil kunne drive fra merdene og ut i miljøet. Lakselus som slippes fra hunnlus som sitter på oppdrettsfisk antas, i oppdrettsintensive områder, å være den ...