Blar i Brage IMR på forfatter "Haug, Tore"
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Fatty acids in harp seal blubber do not necessarily reflect their diet
Grahl-Nielsen, Otto; Haug, Tore; Lindstrøm, Ulf; Nilssen, Kjell Tormod (Journal article; Peer reviewed, 2011-03-28)The predator–prey relationship with respect to fatty acids (FAs) was studied in 57 harp seals Pagophilus groenlandicus and 16 potential prey species collected simultaneously in the northwestern Barents Sea in May–June 2006. ... -
Field studies of harp seal (Phoca Groenlandica) distribution and feeding ecology in the Barents Sea in september 1990
Nilssen, Kjell Tormod; Haug, Tore; Potelov, Vladimir (ICES CM Documents;1991/N:3, Working paper, 1991)The harp seal Phoca groenlandica is the most abundant seal species in the Barents Sea, and it may be a significant predator on other marine resources in this area. In order to evaluate the ecological role of harp seals, ... -
Forskerutvalg om sjøpattedyr 2019 - Anbefalinger om forskning og forvaltning
Bjørge, Arne Jostein; Biuw, Martin; Haug, Tore; Nilssen, Kjell Tormod; Øien, Nils Inge (Rapport fra havforskningen;2020 - 19, Research report, 2020)Forskerutvalg om sjøpattedyr som ble opprettet i 2009, består av femten forskere fra syv forskningsinstitutter i Norge. Utvalget møttes 24.-25. oktober 2019 i Tromsø for å utarbeide anbefalinger om forvaltning, vern og ... -
Forskerutvalg om sjøpattedyr 2020 - Tilrådning om forskning og forvaltning
Bjørge, Arne Jostein; Øien, Nils Inge; Haug, Tore; Nilssen, Kjell Tormod; Biuw, Martin; Sivle, Lise Doksæter; Kvadsheim, Petter Helgevold (Rapport fra havforskningen;2021 - 42, Research report, 2021)Forskerutvalg om sjøpattedyr som ble opprettet i 2009, består av femten forskere fra syv forskningsinstituttet i Norge. Utvalget møttes 22.-23. oktober i Tromsø for å utarbeide anbefalinger om forvaltning, vern og forskning ... -
Forskerutvalg om sjøpattedyr 2021 - Råd om forskning og forvaltning
Bjørge, Arne Jostein; Øien, Nils Inge; Biuw, Martin; Haug, Tore; Nilssen, Kjell Tormod (Rapport fra havforskningen;2021 - 51, Research report, 2021)Forskerutvalg om sjøpattedyr som ble opprettet i 2009, består av femten forskere fra syv forskningsinstituttet i Norge. Utvalget møttes 21.-22. oktober i Tromsø for å utarbeide anbefalinger om forvaltning, vern og forskning ... -
Functional relationship between harp seal body condition and available prey in the Barents Sea
Øigård, Tor Arne; Lindstrøm, Ulf; Haug, Tore; Nilssen, Kjell Tormod; Smout, Sophie (Journal article; Peer reviewed, 2013-06-12)The Barents Sea ecosystem has undergone substantial ecological fluctuations over the past 40 yr, including large variations in the abundance of capelin Mallotus villosus, herring Clupea harrengus, krill Thysanoessa sp. and ... -
Genetic population structure of minke whales Balaenoptera acutorostrata from Greenland, the North East Atlantic and the North Sea probably reflects different ecological regions
Andersen, Liselotte W.; Born, Erik W.; Dietz, Rune; Haug, Tore; Øien, Nils; Bendixen, Christian (Journal article; Peer reviewed, 2003-02-04)A genetic study to determine the population structure of minke whales Balaenoptera acutorostrata in Greenland, the Central and NE Atlantic and the North Sea was carried out on a sample of 306 individuals. Samples were ... -
Grønlandssel
Haug, Tore (Havets ressurser og miljø, Chapter, 2007)The Northeast Atlantic stocks of harp seals are commercially exploited by Norway and Russia. The stocks are assessed every second year by the Joint ICES/NAFO Working Group on Harp and Hooded Seals. The assessments are ... -
Harp seal (Phoca Groenlandica) invasions in north Norwegian coastal waters: A preliminary report on age composition and feeding habits
Haug, Tore; Krøyer, Ari B.; Nilssen, Kjell Tormod; Ugland, Karl Inne (ICES CM Documents;1990/N:6, Working paper, 1990)Since 1978 large numbers of harp seals (Phoca groenlandica) have invaded areas of North Norway in winter and spring. In 1987 and 1988 dramatic increases occurred both in magnitude and geographic extent of these seal ... -
Harp seal body condition and trophic interactions with prey in Norwegian high Arctic waters in early autumn
Haug, Tore; Biuw, Martin; Gjøsæter, Harald; Knutsen, Tor; Lindstrøm, Ulf; MacKanzie, Kirsteen M.; Meier, Sonnich; Nilssen, Kjell Tormod (Peer reviewed; Journal article, 2020)In September 2016, a marine ecosystem survey covered all trophic levels from phytoplankton to seals in the Arctic Ocean to the west and north of Svalbard. At the ice edge, 26 harp seals were sampled to assess whether recent ... -
Harp Seals: Monitors of Change in Differing Ecosystems
Stenson, Garry B.; Haug, Tore; Hammill, Mike O. (Peer reviewed; Journal article, 2020)Harp seals are the most abundant marine mammal in the north Atlantic. As an ice obligatory predator, they reflect changes in their environment, particularly during a period of climatic change. As the focus of a commercial ... -
Havets ressurser og miljø 2005
Bakketeig, Ingunn; Dommasnes, Are; Føyn, Lars; Haug, Tore; Iversen, Svein A.; Røttingen, Ingolf; Svendsen, Einar; Torstensen, Else (Fisken og havet, særnummer;1-2005, Research report, 2005-05) -
Havforskningsrapporten 2010
Gjøsæter, Harald; Haug, Tore; Hauge, Marie; Karlsen, Ørjan; Knutsen, Jan Atle; Røttingen, Ingolf; Skilbrei, Ove; Sunnset, Beate Hoddevik (Fisken og havet, særnummer;1-2010, Research report, 2010) -
Herring (Clupea harengus) as a key species in northeast Atlantic mink whale (Balaenoptera acutorostrata) diets
Lindstrøm, Ulf; Haug, Tore; Røttingen, Ingolf (ICES CM documents, Working paper, 1998) -
Hooded seal Cystophora cristata foraging areas in the Northeast Atlantic Ocean—Investigated using three complementary methods
Vacquie-Garcia, Jade; Lydersen, Christian; Biuw, Martin; Haug, Tore; Fedak, Michael A.; Kovacs, Kit M. (Journal article; Peer reviewed, 2017)Identifying environmental characteristics that define the ecological niche of a species is essential to understanding how changes in physical conditions might affect its distribution and other aspects of its ecology. The ... -
Hva kan et register over vågehvalens DNA fortelle om atferd og biologi?
Skaug, Hans Julius; Haug, Tore; Øien, Nils (Ottar;nr. 280 - 2010, Journal article, 2010)DNA-registeret for vågehval inneholder data fra alle de ca. 7000 individene som er tatt av norshe hvalfangere siden 1997. De genetishe profilene gjør det mulig å studere bestandsstruktur, vandringsmønster og bestandsstørrelse. ... -
Hybrids between common and Antarctic minke whales are fertile and can back-cross
Glover, Kevin A.; Kanda, Naoisha; Haug, Tore; Pastene, Luis A; Øien, Nils; Seliussen, Bjørghild Breistein; Sørvik, Anne Grete Eide; Skaug, Hans Julius (Journal article; Peer reviewed, 2013-04-15)Background: Minke whales are separated into two genetically distinct species: the Antarctic minke whale found in the southern hemisphere, and the common minke whale which is cosmopolitan. The common minke whale is further ... -
Ice-algal carbon supports harp and ringed seal diets in the European Arctic: evidence from fatty acid and stable isotope markers
Kunisch, Erin; Graeve, Martin; Gradinger, Rolf; Haug, Tore; Kovacs, Kit M.; Lydersen, Christian; Varpe, Øystein Heggernes; Bluhm, Bodil (Peer reviewed; Journal article, 2021)Sea-ice declines in the European Arctic have led to substantial changes in marine food webs. To better understand the biological implications of these changes, we quantified the contributions of ice-associated and pelagic ... -
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 ...