Blar i Published in cooperation with others på forfatter "Nedreaas, Kjell Harald"
-
A model simulating the effect of sampling strategy on stock assessment of gadoids in sub-areas I and II
Jakobsen, Tore; Nedreaas, Kjell Harald (ICES CM Documents;1986/G:69, Working paper, 1986)In the northeast Atlantic, management advice for fisheries is usually based on Virtual Population Analysis, yield per recruit, and predictions of catch and biomass. For these calculations, age distributions and weigth-at-age ... -
Abundance and distribution of postlarvae in the 0-group saithe survey in the north-east Arctic in 1985
Nedreaas, Kjell Harald (ICES CM Documents;1986/G:87, Working paper, 1986)From 11 May to 31 May 1985 a pelagic trawl survey was carried out outside the Norwegian coast north of 62° N. The purpose of this pilot survey was to examine the possibility of getting useful information about the year ... -
Acoustic abundance of spawning Northeast Arctic cod in the Lofoten survey spring 2003: Preliminary results
Mehl, Sigbjørn; Nedreaas, Kjell Harald; Salthaug, Are (Working paper, 2003) -
Age reading from Northeast Arctic cod otoliths through 50 years of history
Zuykova, N.V.; Koloskova, V.P.; Mjanger, Hildegunn; Nedreaas, Kjell Harald; Senneset, Harald; Yaragina, Natalia A.; Ågotnes, Per; Aanes, Sondre (IMR/PINRO Joint Report Series;5/2007, Conference object, 2007) -
Age reading from Northeast Arctic cod otoliths through 50 years of history
Zuykova, N.V.; Koloskova, V.P.; Mjanger, Hildegunn; Nedreaas, Kjell Harald; Senneset, Harald; Yaragina, Natalia A.; Ågotnes, Per; Aanes, Sondre (IMR/PINRO Joint Report Series;5/2007, Conference object, 2007) -
Age reading from Northeast Arctic cod otoliths through 50 years of history [presentation]
Zuykova, N.V.; Ågotnes, Per; Koloskova, V.P.; Mjanger, Hildegunn; Nedreaas, Kjell Harald; Senneset, Harald; Yaragina, Natalia A.; Aanes, Sondre (IMR/PINRO Joint Report Series;5/2007, Conference object, 2007) -
Age reading from Northeast Arctic cod otoliths through 50 years of history [presentation]
Zuykova, N.V.; Ågotnes, Per; Koloskova, V.P.; Mjanger, Hildegunn; Nedreaas, Kjell Harald; Senneset, Harald; Yaragina, Natalia A.; Aanes, Sondre (IMR/PINRO Joint Report Series;5/2007, Conference object, 2007) -
Age readings of Sebastes marinus otoliths: bias and precision between readers and otolith preparation methods
Stransky, Christoph; Guðmundsdóttir, Sif; Sigurdsson, Thorsteinn; Lemvig, Svend; Nedreaas, Kjell Harald (ICES CM documents, Working paper, 2001)This study presents a comparative age reading on Sebastes marinus from the Icelandic shelf within an otolith exchange program between institutes in Germany, Iceland and Norway. Out of a series of 212 otolith pairs, ... -
Arctic Fisheries Working Group (AFWG; outputs from 2022 meeting)
Howell, Daniel; Godiksen, Jane Aanestad; Tranang, Caroline Aas; Berg, Erik; Bernreuther, Matthias; Bogstad, Bjarte; Breivik, Olav Nikolai; Casas, Jose Miguel; Clain, Laura; Eidset, Elise; Eriksen, Elena; Fall, Johanna Jennifer Elisabeth; Fossheim, Maria; Gjøsæter, Harald; Gundersen, Sofie; Hallfredsson, Elvar Halldor; Höffle, Hannes; Johannessen, Edda; Nedreaas, Kjell Harald; Nielsen, Anders; Skaret, Georg; Staby, Arved; Stock, Brian; Subbey, Samuel; Tallman, Ross; Trochta, John Tyler; Vollen, Tone; Windsland, Kristin (Journal article, 2023) -
Barents Sea Capelin - Report of the Joint Russian-Norwegian Working Group on Arctic Fisheries (JRN-AFWG) 2023
Bogstad, Bjarte; Chetyrkin, Anatoly; Nedreaas, Kjell Harald; Karlson, Stine; kovalev, Yury; Krivosheya, Pavel; Prozorkevich, Dmitry; Skaret, Georg; Stesko, Alexey (IMR/PINRO Joint Report Series;2023 - 9, Research report, 2023) -
Biological and economic implications of a multi-gear fishery for greenland halibut (Reinhardtius hippoglossoides)
Nedreaas, Kjell Harald; Sandberg, Per; Veim, Anne Kjos (ICES CM Documents;1995/S:5, Working paper, 1995)This paper focuses on the level and distribution of fishing mortality in a multigear fishery, and its effect on biological and economic parameters. The Greenland halibut stock in ICES Sub-areas I and Il is at a historically ... -
Discrimination of the redfish (Sebastes mentella) stock components in the Irminger Sea and adjacent waters based on meristics, morphometry and biological characteristics
Trella, K.; Nedreaas, Kjell Harald; Janusz, J.; Podolska, M. (ICES CM documents;2011/A:28, Working paper, 2011) -
Distribution of deep sea shrimp (Pandalus borealis Krøyer) in relation to temperature in the Barents Sea
Nedreaas, Kjell Harald; Øynes, Per (PINRO-IMR Symposium, Conference object, 1987)In the years 1980 to 1985 stratided raildom bottom trawl surveys were carried out on the shrimp fields in the Svalbard and Barents Sea regions. The objeetives of the cruises were to study the structure of the shrimp stock ... -
Early development of Northeast Arctic greenland halibut (Reinhardtius hippoglossoides)
Stene, Anne; Gundersen, Agnes C.; Albert, Ole Thomas; Solemdal, Per; Nedreaas, Kjell Harald (ICES CM Documents;1998/O:27, Working paper, 1998)The early development of the Greenland halibut (Reinhardtius hippoglossoides) has never been described in detail. This study contains some preliminary notes on the egg development of the Northeast Arctic Greenland halibut ... -
Electrophoretic studies of redfish (Genus sebastes) from Icelandic and Greenland waters
Nedreaas, Kjell Harald; Nævdal, Gunnar; Johansen, Torild (ICES CM Documents;1992/G:36, Working paper, 1992)Sebastes spp. from Icelandic and Greenland waters were analysed for biochemical genetic variation by agar gel and starch gel electrophoresis. The main emphasize was put on S. marinus, but the oceanic type S. mentella ... -
Estimates of stock size of cod, haddock, redfish and Greenland halibut in the Barents Sea and the Svalbard area autumn 1988
Hylen, Arvid; Loeng, Harald; Mehl, Sigbjørn; Nedreaas, Kjell Harald (ICES CM documents, Working paper, 1989)Combined acoustic and bottom trawl survey for cod, haddock and redfish were carried out in autumn 1988 in the Svalbard area together with an acoustic survey in the Barents Sea. The abundance indicies of cod decreased from ... -
Estimates of stock size of cod, haddock, redfish and greenland halibut in the Barents Sea and the Svalbard area, autumn 1987
Hylen, Arvid; Jacobsen, Jan Arge; Mehl, Sigbjørn; Nedreaas, Kjell Harald (ICES CM Documents;1988/G:44, Working paper, 1988)Combined acoustic and bottom trawl survey for cod and haddock were carried out in the Svalbard area together with an acoustic survey in the Barents Sea in autumn 1987. The abundance index in numbers of cod continued ... -
Estimates of stock size of Northeast Arctic cod and haddock from survey data 1986/1987
Godø, Olav Rune; Hylen, Arvid; Jacobsen, Jan Arge; Jakobsen, Tore; Mehl, Sigbjørn; Nedreaas, Kjell Harald; Sunnanå, Knut (ICES CM documents, Working paper, 1987)Combined acoustic and bottom trawl survey for cod and haddock were carried out in the Svalbard area in autumn 1986 and in the Barents Sea during the winter 1987. An acoustic survey for spwaning cod was carried out in March ... -
Estimates of stock size of northeast Arctic cod and haddock, "Sebastes mentella" and "Sebastes marinus" from survey data, winter 1988
Hylen, Arvid; Jacobsen, Jan Arge; Jakobsen, Tore; Mehl, Sigbjørn; Nedreaas, Kjell Harald; Sunnanå, Knut (ICES CM Documents;1988/G:43, Working paper, 1988)An acoustic survey and a bottom trawl survey for cod and haddock were carried out in the Barents Sea during the winter 1988. The fish still had the westerly distribution established in the previous year, but the echo ... -
Estimates of stock size of northeast arctic cod and haddock, Sebastes mentella and Sebastes marinus from survey data, winter 1989
Jakobsen, Tore; Mehl, Sigbjørn; Nakken, Odd; Nedreaas, Kjell Harald; Sunnanå, Knut (ICES CM documents, Working paper, 1989)The combined acoustic and bottom trawl survey in the Barents Sea in winter has been carried out since 1981. The target species are cod and haddock, but in recent years the redfish species Sebastes marinus and Sebastes ...