Browsing Brage IMR by Author "Skjoldal, Hein Rune"
Now showing items 21-40 of 66
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Impact of grazin from capelin (Mallotus villosus) on zooplankton: a case study in the northern Barents Sea in August 1985
Hassel, Arne; Skjoldal, Hein Rune; Gjøsæter, Harald; Loeng, Harald; Omli, Lena (ICES CM Documents;1991/L:62, Working paper, 1991)The distribution of capelin was mapped in the area east of Hopen. Zooplankton was sampled with Juday net and 1m^2 MOCNESS sampler, and analyzed with respect to hydrography and capelin abundance. The capelin "front" ... -
Implementing the ecosystem approach: experiences from the North Sea, ICES, and the Institute of Marine Research, Norway
Misund, Ole Arve; Skjoldal, Hein Rune (Others, 2005-09-16) -
IMR ecosystem activity in the Arctic Ocean. Report from committee
Ingvaldsen, Randi; Chierici, Melissa; Knutsen, Tor; Gjøsæter, Harald; Bogstad, Bjarte; Haug, Tore; Jørgensen, Lis Lindal; Skjoldal, Hein Rune; Huse, Geir; Sunnanå, Knut; Røttingen, Ingolf; Hoel, Alf Håkon (Rapport fra Havforskningen;Nr. 4-2013, Working paper, 2013-01) -
Influence of ecosystem changes on harvestable resources at high latitudes.
Shamray, Evgeny; Huse, Geir; Trofimov, Aleksander; Sundby, Svein; Dolgov, Andrey; Skjoldal, Hein Rune; Sokolov, Konstantin; Jørgensen, Lis Lindal; Haug, Tore; Zabavnikov, Vladimir (IMR/PINRO Joint Report Series;2019 - 1, Research report, 2019)The 18th Russian-Norwegian Symposium, entitled “Influence of ecosystem changes on harvestable resources at high latitudes”, was held in Murmansk, Russia on 5–7 June 2018. The Symposium was organized by the Polar Research ... -
Konsekvensutredning av regionale miljøvirkninger av et framtidig økende fiskeoppdrett i Norge
Ervik, Arne; Aure, Jan; Skjoldal, Hein Rune; Alvsvåg, John (Research report, 2005-02)Utredningen er laget på oppdrag fra SFT. Den gir en kortfattet vurdering av regionale (fylkesvise) miljøvirkninger av utslipp av næringssalter og organisk stoff ved økt oppdrettsaktivitet. Beregningene tar sikte på å skalere ... -
Mare cognitum - Norskehavet under lupen
Skjoldal, Hein Rune (Havforskningsnytt, Working paper, 1992) -
Marinbiologisk mangfold i Andfjorden marine verneområde
Husa, Vivian; Gonzalez-Mirelis, Genoveva; Kutti, Tina; Buhl-Mortensen, Pål; Søvik, Guldborg; Jensen, Gjertrud; Bakkeplass, Kjell Gunnar; Skjoldal, Hein Rune (Rapport fra havforskningen;2020 - 30, Research report, 2020)Andfjorden marine verneområde er et stort område som strekker seg fra fjord til hav. Området har en variert topografi som gir levested for en stor variasjon av marine arter. Her finnes rekefelt og gyteområder for torsk, ... -
Marine verneområder
Skjoldal, Hein Rune (Havforskningsnytt, Working paper, 2005) -
Marinøkologiske undersøkelser i Barentshavet i januar 1985
Hassel, Arne; Loeng, Harald; Skjoldal, Hein Rune (Rapport/Notat Fysisk oseanografi;FO 8604, Working paper, 1986-01-24) -
Meir næringssalt i Skagerrak truer dei norske fjordane
Skjoldal, Hein Rune (Havforskningstema, Working paper, 1998) -
Modellering av fordeling, vekst og overlevelse av fisk i Barentshavet
Giske, Jarl; Skjoldal, Hein Rune; Aksnes, Dag Lorents (Fisken og havet, Research report, 1992)Ved hjelp av modeller for strøm, temperatur, plankton og fisk i Barentshavet skal fiskenes fordeling, vekst og overlevelse beregnes fra biologiske (evolusjonære, økologiske) og fysiske drivkrefter. Målet er å utvikle ... -
Monitoring marine populations and communities: methods dealing with imperfect detectability
Katsanevakis, Stelios; Smit, Anke Weber; Pipitone, Carlo; Leopold, Mardik; Cronin, Michelle; Scheidat, Meike; Doyle, Thomas K.; Buhl-Mortensen, Lene; Buhl-Mortensen, Pål; D'Anna, Giovanni; de Boois, Ingeborg; Dalpadado, Padmini; Damalas, Dimitrios; Fiorentino, Fabio; Garofalo, Germana; Giacalone, Vincenzo Maximiliano; Hawley, Kate; Issaris, Yiannis; Jansen, Jeroen; Rosten, Carolyn; Knittweis, Leyla; Kröncke, Ingrid; Mirto, Simone; Muxika, Iñigo; Reiss, Henning; Skjoldal, Hein Rune; Vöge, Sandra (Journal article; Peer reviewed, 2012) -
Monitoring marine populations and communities: methods dealing with imperfect detectability
Katsanevakis, Stelios; Weber, Anke; Pipitone, Carlo; Leopold, Mardik; Cronin, Michelle; Scheidat, Meike; Doyle, Thomas K.; Buhl-Mortensen, Lene; Buhl-Mortensen, Pål; D’Anna, Giovanni; de Boois, I.J.; Dalpadado, Padmini; Damalas, Dimitrios; Fiorentino, Fabio; Garofalo, Germana; Giacalone, Vincenzo Maximiliano; Hawley, Kate; Issaris, Yiannis; Jansen, J.; Knight, Carolyn; Knittweis, Leyla; Kröncke, Ingrid; Mirto, Simone; Muxika, Iñigo; Reiss, Henning; Skjoldal, Hein Rune; Vöge, Sandra (Journal article; Peer reviewed, 2012-06-26)Effective monitoring of populations and communities is a prerequisite for ecosystembased management of marine areas. However, monitoring programs often neglect important sources of error and thus can lead to biased ... -
Næringsforholdene for lodde og sild i Barentshavet
Skjoldal, Hein Rune; Hassel, Arne (Rapport fra senter for marint miljø;Nr.1/1991/HSM, Working paper, 1991) -
Overview report on ecological quality (EcoQ) and ecological quality objectives (EcoQOs) : report prepared within the framework of the OSPAR commission
Skjoldal, Hein Rune (Research report, 1999)This report summarizes work done on the topic of setting Ecological Quality Objectives (EcoQOs) within the Oslo and Paris Commission. Norway has acted at lead country for this topic. The report was approved for publication ... -
Plankton biomass, production and variability in the Norwegian Sea ecosystem
Melle, Webjørn; Rey, Francisco; Ellertsen, Bjørnar; Skjoldal, Hein Rune (ICES CM documents, Working paper, 2004) -
Predation by copepods upon natural populations of Phaeocystis pouchetii as a function of the physiological state of the prey
Estep, Kenneth W.; Nejstgaard, Jens Christian; Skjoldal, Hein Rune; Rey, Francisco (Journal article; Peer reviewed, 1990-11-01)Conflicting data have been previously presented on the ability of copepods to prey upon the prymneslophyte Phaeocystis pouchetii. While some have suggested that gelatinous colonies of this species contain biochemical ... -
Preliminary report from the sea-going workshop in Norway June 1993 on intercomparison and evaluation of methods for sampling and determination of zooplankton distribution and biomass
Skjoldal, Hein Rune; Wiebe, Peter H.; Knutsen, Tor; Postel, Lutz (ICES CM Documents;1993/L:45, Working paper, 1993)A sea-going workshop was arranged from 2 to 13 June 1993 in Storfjorden at Møre on the west coast of Norway. The workshop was a two-ship operation involving the Norwegian R/V "Johan Hjort" and the German R/V "A.V. Humboldt". ... -
Preliminære resultater fra tokt med F/F "G.O. Sars" i Barentshavet, 28.5. - 18.6.1984
Hassel, Arne; Loeng, Harald; Rey, Francisco; Skjoldal, Hein Rune (Rapport/Notat Fysisk oseanografi;FO 8409, Working paper, 1984-10-20)Rapporten gir en kort oppsummering av feltundersøkelsene under NFFR-prosjektet "Loddas næringsforhold ved iskanten". Tre områder i Barentshavet ble undersøkt i mai-juni 1984, og i rapporten presenteres enkelte resultater ... -
Primary production in relation to climatic changes in the Barents Sea
Rey, Francisco; Skjoldal, Hein Rune; Slagstad, Dag (PINRO-IMR Symposium, Conference object, 1987)The Barents Sea is charaeterized by extreme environmental conditions that have considerable infiuence on the biological development, especially during spring. Based on physical and biological observations obtained during ...