Blar i Brage IMR på forfatter "Tenningen, Maria"
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Abundance estimation of Northeast Atlantic mackerel based on tag recapture data - A useful tool for stock assessment?
Tenningen, Maria; Slotte, Aril; Skagen, Dankert W. (Journal article; Peer reviewed, 2010-10)In the present study we utilize tag recapture data to estimate year class abundance and spawning stock biomass of mackerel (Scomber scombrus L.) in the Northeast Atlantic for the period 1986–2008. On average 20,000 jigged ... -
Akustisk fangstovervåking i not – Utfordringer og løsningsforslag til bedre metodikk
Tenningen, Maria; Øvredal, Jan Tore; Macaulay, Gavin (Rapport fra havforskningen;42-2018, Research report, 2018) -
Akustisk sensor for fangstkontroll i notfiske - Spesifikasjoner for montering og bruk
Tenningen, Maria; Schuster, Erik; Saltskår, Jostein; Øvredal, Jan Tore (Rapport fra havforskningen;2021 - 11, Research report, 2021)Fangst- og redskapsovervåking gir kontroll over fangstprosessen og kan bidra til å redusere utilsiktet dødelighet og gi et mer målrettet og effektivt fiske. I prosjekt «Fangstkontroll i notfiske etter pelagiske arter» (FHF ... -
Analyse av innsamlede fangstdata for å studere effekter av seismiske undersøkelser på fiskeriene i Lofoten og Vesterålen sommeren 2008
Vold, Aud; Løkkeborg, Svein; Tenningen, Maria; Saltskår, Jostein (Fisken og havet, Research report, 2009)IMR, Bergen, has analysed data from official databases of landed catches from the period in which seismic data collection was carried out by the Norwegian Petroleum Directorate in the Lofoten/Vesterålen area summer 2008. ... -
CRIMAC - Annual Report 2020
Ona, Egil; Handegard, Nils Olav; Pedersen, Geir; Forland, Tonje Nesse; Tenningen, Maria; Johnsen, Espen (Research report, 2021) -
CRIMAC cruise report: Development of acoustic and optic methods for underwater target calssification - G.O. Sars 22.11 - 03.12 2022
Handegard, Nils Olav; Tenningen, Maria; Bildøy, Leif; Corneliussen, Jon Even; Esmail, Kameran; Heinsdorf, Jens; Khodabandeloo, Babak; Korneliussen, Rolf; Kubilius, Rokas; Kvalvik, Liz Beate Kolstad; Osborg, Eirik Svoren; Pala, Ahmed; Pedersen, Geir; Rosen, Shale; Saltskår, Jostein; Schuster, Erik; Ulset, Ingrid; Westergerling, Eugenie Heliana Taraneh (Toktrapport;2023 - 3, Research report, 2023)The overarching objective of the survey is to collect data to support the CRIMAC activities and to collect data for the LoVe observatory. CRIMAC is a center of research-based innovation funded by the research council of ... -
Dødelighet av vårgytende sild etter trenging i not Rosfjorden i Vest-agder, 21.03 - 04.04.2011. Tokt 2011805
Vold, Aud; Isaksen, Bjørnar; Saltskår, Jostein; Tenningen, Maria; Totland, Bjørn; Aasen, Asbjørn; Olsen, Rolf Erik (Rapport fra Havforskningen;Nr. 10 - 2012, Working paper, 2012-03) -
Effects on individual level behaviour in mackerel (Scomber scombrus) of sub-lethal capture related stressors: Crowding and hypoxia
Anders, Neil; Howarth, Kirsten; Totland, Bjørn; Handegard, Nils Olav; Tenningen, Maria; Breen, Michael (Journal article; Peer reviewed, 2019)Stress to fish during harvest in wild capture fisheries is known to negatively influence subsequent survival in catches that are released. Therefore, if fisheries are to be conducted sustainably, there is a need to promote ... -
Effects on schooling function in mackerel of sub-lethal capture related stressors: Crowding and hypoxia
Handegard, Nils Olav; Tenningen, Maria; Howarth, Kirsten; Anders, Neil; Rieucau, Guillaume; Breen, Michael (Journal article; Peer reviewed, 2017)The selectivity of fishing gears with respect to fish species and size is important, both for fisheries management and fishing operations. Purse seining is an efficient, environmentally friendly fish capture methodology ... -
Fangstkontroll i notfiske etter pelagiske arter: Fase 2 – Faglig sluttrapport
Kyllingstad, Lars Tandle; Haugen, Joakim; Tenningen, Maria; Breen, Michael (Research report, 2021)Prosjektet har hatt som hovedmål å bedre fangstkontroll i ringnotfiske gjennom å forske på instrumenter og analysemetoder som gir bedre grunnlag for beslutninger under fangstprosessen. Vi har utviklet: et beslutningsstøttesystem ... -
Feasibility study on the use of scientific multibeam sonar to characterize the Atlantic Bluefin Tuna spawning stock
Tenningen, Maria; Pena, Hector; Korneliussen, Rolf; Ona, Egil; Pons, Vicent Puig (Rapport fra havforskningen;2019 - 34, Research report, 2019)The Institute of Marine Research (IMR) and the Polytechnic University of Valencia (UPV) were invited by ICCAT Atlantic-Wide Research Program for Bluefin Tuna (GBYP) to carry out a feasibility study on the use of scientific ... -
Fisheries survey in the offshore wind power field Hywind Tampen before development
de Jong, Karen; McQueen, Kate; Hareide, Nils Roar; Tenningen, Maria; Macaulay, Gavin; Majaneva, Markus (Toktrapport;2022 - 15, Research report, 2023)The purpose of the cruise was to carry out a fish capture experiment in the area where a floating windfarm will be built to supply the oil and gas installations with renewable energy. The windfarm is located on the south ... -
Follow-up fishery survey in the Hywind Tampen offshore wind power field during construction and early operation
Tenningen, Maria; McQueen, Kate; Mørk, Herdis Langøy; de Jong, Karen (Toktrapport;2024 - 5, Research report, 2024)The aim of the cruise was to follow up the pre-construction studies in Hywind Tampen in 2022. In march 2023, when this cruise was carried out, seven of the eleven planned turbines were in operation. As in 2022, the experiments ... -
Form og volum på nota viktig for å avgjøre trengningsgrad :: Purse seine volume and shape impact crowding densities
Tenningen, Maria (Havforskningsnytt;Nr. 1 - 2013, Working paper, 2013-02) -
How to obtain clear images from in-trawl cameras near the seabed? A case study from the Barents Sea demersal fishing grounds
Tenningen, Maria; Rosen, Shale; Westergerling, Eugenie Heliana Taraneh; Handegard, Nils Olav (Peer reviewed; Journal article, 2023)Underwater camera systems are commonly used for monitoring fish and fishing gear behaviours. More recently, camera systems have been applied to scientific trawl surveys for improved spatial resolution and less invasive ... -
Joint survey report for CRIMAC SFI and IMR sampling gear project
Handegard, Nils Olav; Tenningen, Maria (Toktrapport;2022 - 3, Research report, 2022)In this report we present main activities and preliminary results from the joint survey for the CRIMAC sfi and IMR sampling gear project. The survey was conducted on board RV G.O. Sars between 1. and 21. November and the ... -
Korleis kan vi dokumentera at fisken overlever slipping frå not?
Handegard, Nils Olav; Tenningen, Maria (Havforskningsnytt;Nr. 7 - 2016, Working paper, 2016) -
Kunnskapsinnhenting for Sameksistens mellom fiskeri- og havvindsnæring - En kartlegging av eksisterende kunnskap og erfaringer om effekter og konsekvenser av etablering av havvind for norsk fiskerinæring.
Utne-Palm, Anne Christine; Hareide, Nils Roar; de Jong, Karen; Tenningen, Maria; Dankel, Dorothy Jane (Rapport fra havforskningen;2023 - 40, Research report, 2023)Mange land i Europa planlegger utbygging av store havvindparker som svar på det økende behovet for fornybar energi og energisikkerhet. Norge, som er verdensledende innen flytende havvindteknologi, står i startgropen av et ... -
Metodiske undersøkelser av gyteinnsiget av lodde langs Finnmarkskysten, våren 2007
Johansen, Geir Odd; Torkelsen, Terje; Alvarez, Jaime; Røttingen, Jostein; Tenningen, Maria; Johansson, Thor Egil; Skjold, Bente ([Toktrapport/Havforskningsinstituttet];Nr. 12 - 2007, Working paper, 2007) -
Mortality of North Sea herring that is crowded and subsequently slipped from a purse seine
Tenningen, Maria; Vold, Aud; Saltskår, Jostein; Huse, Irene (ICES CM documents;2009/M:16, Working paper, 2009)Catch regulation by slipping whole or parts of the catch has traditionally been used in NE-Atlantic purse seine fisheries for pelagic species if the catches are considered too big or the quality or size of the fish is ...