Blar i Brage IMR på forfatter "Holst, Jens Christian"
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Occurrence and diet of killer whales in northern Norway: seasonal patterns relative to the distribution and abundance of Norwegian spring-spawning herring
Similä, Tiu; Holst, Jens Christian; Christensen, Ivar (Journal article; Peer reviewed, 1996)Our objectives were to investigate the seasonal occurrence of photoidentified killer whale pods in relation to the distribution of Norwegian spring-spawning herring and whether or not pod-specific differences in the ... -
Oppsummering av kunnskapsstatus innen rømming av oppdrettslaks - Tiltak for gjenfangst etter rømming
Skilbrei, Ove; Holst, Jens Christian; Holm, Marianne (Fisken og havet, Research report, 2006)Monitoring and statistics of the amount of escaped salmonids in the sea in Norway is limited. Recapture is encauraged in several counties by allowing a sea fishery targeting escapees from 1. October to 28. February. Low ... -
Osmotic cataract causes reduced vision in wild Atlantic salmon postsmolts
Bjerkås, Ellen; Holst, Jens Christian; Bjerkås, Inge; Ringvold, Amund (Journal article; Peer reviewed, 2003-07-08)Osmotic cataracts were diagnosed in all of 191 Atlantic salmon Salmo salar L. postsmolts caught during 8 trawl hauls on the western side of the Vøringsplateau, Norwegian Sea, in June 2001. The changes varied from a hazy ... -
Report of the Planning Group on Surveys on Pelagic Fish in the Norwegian Sea [Bergen, Norway, 28- 30 August, 2002]
Jacobsen, Jan Arge; Gudmundsdottir, Asta; Heino, Mikko; Holst, Jens Christian; Krysov, Alexander; Melle, Webjørn; Mork, Kjell Arne; Røttingen, Ingolf; Tangen, Øyvind; Vilhjálmsson, Hjálmar (ICES CM Documents;2002/D:7, Working paper, 2002) -
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1997
Vilhjálmsson, Hjálmar; Misund, Ole Arve; Arrhenius, Fredrik; Holst, Jens Christian; Gislason, Ástthor; Gudmundsdottir, Asta; Jacobsen, Jan Arge; Krysov, Alexander; Malmberg, Svend-Aage; Reid, David (ICES CM Documents;1997/Y:4, Working paper, 1997)The distribution and migrations of Norwegian spring spawning herring in the Norwegian Sea in the spring and summer of 1997 were mapped during 11 coordinated surveys carried out by Faroese, Icelandic, Norwegian, Russian ... -
Report on surveys of the distribution, abundance and migrations of the Norwegian spring-spawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in late winter, spring and summer of 1999
Holst, Jens Christian; Blindheim, Johan; Couperus, Bram; Hammer, Cornelius; Jakupsstovu, Stein Hjalti; Melle, Webjørn; Mork, Kjell Arne; Stein, Manfred; Vilhjálmsson, Hjálmar; Götz, Sabine; Krysov, Alexander; Martin, Bettina; Zimmermann, Christopher (ICES CM Documents;1999/D:3, Working paper, 1999)Introduction: The Norwegian spring-spawning herring reoccupied the Norwegian Sea as its main feeding area in the early 1990s, after nearly 25 years of absence. The herring stock is now a typical straddling and highly ... -
Reports on surveys of the distribution, abundance and migrations of the Norwegian springspawning herring, other pelagic fish and the environment of the Norwegian Sea and adjacent waters in later winter, spring and summer of 1998
Holst, Jens Christian; Melle, Webjørn; Arrhenius, Fredrik; Hammer, Cornelius; Håkansson, Nils; Jacobsen, Jan Arge; Krysov, Alexander; Vilhjálmsson, Hjálmar (ICES CM documents, Working paper, 1998) -
Sampling Atlantic salmon in the NE Atlantic during summer: methods of capture and distribution of catches
Holst, Jens Christian; Holm, Marianne; Hansen, Lars Petter (ICES CM Documents;1996/M:12, Working paper, 1996)In July/ August 1991 the Institute of Marine Research (IMR, Norway) performed a pairtrawling (two boat trawl) experiment with a surface trawl to catch young herring in the northem Norwegian Sea. 34 postsmolts and two 1- ... -
Schooling of the vertically migrating mesopelagic fish Maurolicus muelleri in light summer nights
Kaartvedt, Stein; Knutsen, Tor; Holst, Jens Christian (Journal article; Peer reviewed, 1998-09-03)Vertically migrating Maurolicus muelleri arrested their nocturnal ascent below the peak zooplankton concentrations during Light summer nights at 62 degrees N. At 69 degrees N, the behavior was further modified, with M, ... -
Spatial and temporal distribution of Atlantic salmon post-smolts in the Norwegian Sea and adjacent areas: Origin of fish, age structure and relation to hydrographical conditions in the sea
Holm, Marianne; Holst, Jens Christian; Hansen, Lars Petter (ICES CM documents, Working paper, 1998) -
Til laks åt alle...; Korleis sikre fremtida for villaks og havbruk
Skaala, Øystein; Holst, Jens Christian; Nilsen, Frank (Havforskningstema, Working paper, 2001) -
Toktrapport [13/3 - 14/3, 1997]
Holst, Jens Christian ([Toktrapport/Havforskningsinstituttet];, Working paper, 1997-03-14) -
Toktrapport [3/1 - 20/1, 1992]
Dommasnes, Are; Holst, Jens Christian ([Toktrapport/Havforskningsinstituttet];, Working paper, 1992) -
Toktrapport [7/7 - 2/8, 1995]
Monstad, Terje; Holm, Marianne; Holst, Jens Christian; Axelsen, Bjørn Erik; Nøttestad, Leif ([Toktrapport/Havforskningsinstituttet];, Working paper, 1995-09-08) -
Utvalg til å vurdere fremtidig utvikling i våre mest sentrale fiskebestander
Huse, Geir; Kjesbu, Olav Sigurd; Gjøsæter, Harald; Bogstad, Bjarte; Stenevik, Erling Kåre; Holst, Jens Christian; Fossum, Petter; Ingvaldsen, Randi; Johansen, Geir Odd; Skern-Mauritzen, Mette (Rapport fra Havforskningen;Nr. 29 - 2012, Working paper, 2012) -
Villaksen i sterk fremgang: Kan havet gi noen svar?
Holst, Jens Christian (Havforskningsnytt, Working paper, 2000) -
Økosystemtokt i Norskehavet - Barentshavet mai - juni 2006
Holst, Jens Christian; Alvarez, Jaime; Bakkeplass, Kjell; Eriksen, Elena; Rey, Laura ([Toktrapport/Havforskningsinstituttet];Nr. 5 - 2006, Working paper, 2006-06-15)