Blar i Brage IMR på forfatter "Mehl, Sigbjørn"
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Artsliste med NODC-koder, norske, vitenskapelige og engelske navn - versjon 3.1
Mehl, Sigbjørn; Borge, Asbjørn; Dalpadado, Padmini; Fotland, Åge; Gjøsæter, Harald; Mjanger, Hildegunn (Others, 1995-12) -
Botnfiskundersøkingar i Barentshavet (norsk sone) vinteren 1997
Mehl, Sigbjørn (Fisken og havet, Research report, 1997)Eit kombinert akustikk- og botntråltokt med sikte på å kartleggja utbreiing, mengde og vekst hos torsk, hyse, blåkveite og uerartene er gjennomført sidan 1981 i Barentshavet. Vinteren 1997 vart dekkinga svært mangelfull ... -
Botnfiskundersøkingar i Barentshavet (redusert område) vinteren 1998
Mehl, Sigbjørn (Fisken og havet, Research report, 1998)A combined acoustic and bottom trawl survey to obtain indices of abundance and estimates of length and weight at age has been carried out each winter (4-6 weeks in January- March) since 1981 in the Barents Sea. The target ... -
Botnfiskundersøkingar i Barentshavet vinteren 1996
Mehl, Sigbjørn; Nakken, Odd (Fisken og havet, Research report, 1996)A combined acoustic and bottom trawl survey to obtain indices of abundance and estimates of length and weight at age has been carried out each winter (4-6 weeks in January- March) since 198 1 in the Barents Sea. The ... -
Botnfiskundersøkingar i Barentshavet vinteren 1999
Mehl, Sigbjørn (Fisken og havet, Research report, 1999)A combined acoustic and bottom trawl survey to obtain indices of abundance and estimates of length and weight at age has been carried out each winter (4-6 weeks in January- March) since 1981 in the Barents Sea. The ... -
Bunnfiskundersøkelser i Barentshavet vinteren 1993
Korsbrekke, Knut; Mehl, Sigbjørn; Nakken, Odd; Nedreaas, Kjell (Rapport fra senter for marine ressurser;Nr. 14 - 1993, Working paper, 1993) -
Bunnfiskundersøkelser i Barentshavet vinteren 1994
Mehl, Sigbjørn; Nakken, Odd (Fisken og havet, Research report, 1994)A combined acoustic and bottom trawl survey aiming at obtaining indices of abundance and estimates of length and weight at age has been carried out each winter since 1981 in the Barents Sea. The target species are cod ... -
Bunnfiskundersøkelser i Barentshavet vinteren 1995
Korsbrekke, Knut; Mehl, Sigbjørn; Nakken, Odd; Sunnanå, Knut (Fisken og havet, Research report, 1995)Et kombinert akustikk- og bunntråltokt med sikte på å framskaffe mål for tallrikhet og utbredelse hos torsk, hyse, blåkveite og uerartene, samt lengde og vekt ved alder for torsk og hyse, er gjennomført siden 1981. ... -
Cannibalism and year-class strength in Atlantic cod (Gadus morhua L.) in Arcto-boreal ecosystems (Barents Sea, Iceland, and eastern Newfoundland)
Bogstad, Bjarte; Lilly, George R.; Mehl, Sigbjørn; Palsson, Olafur K.; Stefánsson, Gunnar (ICES Marine Science Symposia, Journal article; Peer reviewed, 1994)Stomach content data collected from cod caught during offshore resource assessment surveys in three Arcto-boreal ecosystems (the Barents Sea and the shelves off Iceland and eastern Newfoundland) were examined to determine ... -
CEC - a VPA for cod in the Barents Sea with cod - cod cannibalism
Skagen, Dankert W.; Bogstad, Bjarte; Mehl, Sigbjørn (Working paper, 1990) -
The cestode parasite Grillotia Angeli as a biological tag for mackerel in the eastern North Atlantic
MacKenzie, K.; Mehl, Sigbjørn (ICES CM documents, Working paper, 1984)The trypanorhynch cestode Grillotia angeli Dollfus, 1969, infects mackerel Scomber scombrus L. up to the age of two years and survives thereafter as an encvsted plerocercus for as long as the mackerel lives. In the eastern ... -
Changes in growth of Northeast Arctic cod in relation to food consumption in 1984-1988
Mehl, Sigbjørn; Sunnanå, Knut (ICES Marine Science Symposia, Journal article; Peer reviewed, 1991)From 1984 to 1988 the average weight of cod (Gadus morhun) by age group in the Northeast Arctic stock was reduced by about 60% in most age groups. During the same period, the estimated individual food consumption by age ... -
Cod Consume Capelin
Johannesen, Edda; Johansen, Geir Odd; Bogstad, Bjarte; Mehl, Sigbjørn; Tjelmeland, Sigurd; Dolgov, Andrey V. (Working paper, 2006) -
Cod, haddock, saithe, herring, and capelin in the Barents Sea and adjacent waters: a review of the biological value of the area
Olsen, Erik; Aanes, Sondre; Mehl, Sigbjørn; Holst, Jens Christian; Aglen, Asgeir; Gjøsæter, Harald (Journal article; Peer reviewed, 2009-10-09)Cod, haddock, saithe, herring, and capelin are the most important fish species in the Barents Sea and adjacent waters. Ecosystem-based management requires species-specific knowledge of the biological value and vulnerability ... -
Cod, haddock, saithe, herring, and capelin in the Barents Sea and adjacent waters: a review of the biological value of the area
Olsen, Erik; Aanes, Sondre; Mehl, Sigbjørn; Holst, Jens Christian; Aglen, Asgeir; Gjøsæter, Harald (Journal article; Peer reviewed, 2009-10-09)Cod, haddock, saithe, herring, and capelin are the most important fish species in the Barents Sea and adjacent waters. Ecosystem-based management requires species-specific knowledge of the biological value and vulnerability ... -
Comparison of Norwegian and Russian trawl performance: Preliminary analysis of cod data
Mehl, Sigbjørn (Working paper, 1998) -
The construction of a multi-species model for the Barents Sea with special references to the cod-capelin interactions [fra foredrag på "a workshop on comparative biology, assessment and management of gadoids from the North Pacific and Atlantic oceans" 24-28 June, 1985 Seattle, Washington]
Mehl, Sigbjørn; Nakken, Odd; Tjelmeland, Sigurd; Ulltang, Øyvind (Proceedings: Part III, Conference object, 1986) -
Consumption of juvenile herring (Clupea harengus) by cod (Gadus morhua) in the Barents Sea: a new approach to estimating consumption in piscivorous fish
Johansen, Geir Odd; Bogstad, Bjarte; Mehl, Sigbjørn; Ulltang, Øyvind (Journal article; Peer reviewed, 2004)Consumption of different age groups of juvenile, Norwegian, spring-spawning herring (Clupea harengus) by northeast Arctic cod (Gadus morhua) in the Barents Sea in 1992–1997 is estimated using cod stomach content data. We ... -
The consumption rate of northeast arctic cod - a comparison of gastric evacuation models
Bogstad, Bjarte; Mehl, Sigbjørn (ICES CM documents, Working paper, 1990)The consumption rares in fish are important but also often weak points in multispecies models. In the Barents Sea multispecies model (MULTSPECI, as in many other models, quantltative stomach content data are combined ... -
Daily rations of cod from the Barents Sea
Dolgov, Andrey V.; Yaragina, Natalia A.; Ajiad, Adnan Mosa; Mehl, Sigbjørn; Bogstad, Bjarte (PINRO-IMR Symposium, Conference object, 1992)Diurnal feeding rhythms and daily diets of the North-East Arctic cod were investigated based on data obtained at several stations made in the summer of 1988-1989. A well-pronounced feeding rhythmicity was recorded under ...