Blar i Brage IMR på forfatter "Hylen, Arvid"
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0-group saithe in the west Spitsbergen area.
Hylen, Arvid; Jakobsen, Tore (ICES CM Documents;1971/F:20, Working paper, 1971) -
Acoustic abundance estimate of 0-group north-east Arctic cod and haddock
Hylen, Arvid (ICES CM Documents;1997/BB:15, Working paper, 1997)The abundance of the 1991-1994-year classes of north-east Arctic cod and haddock at the age of six month have been estimated on the basis of Norwegian acoustic data from the International 0-group fish survey in the Barents ... -
Acoustic estimates of 0-group fish abundance in the Barents Sea and adjacent waters in 1992 and 1993
Nakken, Odd; Hylen, Arvid; Ona, Egil (PINRO-IMR Symposium, Conference object, 1995)Acoustic and biological data collected during the international O-group surveys in 1992 and 1993 were used to estimate the abundance of O-group fish of 4 species; cod, haddock, redfish and polar cod. The abundances of ... -
Akustisk mengdemåling av torsk og hyse i Barentshavet i februar 1976
Dalen, John; Hylen, Arvid; Smedstad, Odd M. (Fisken og havet, Research report, 1977)From l to 20 February observations of cod and haddock were carried out by R.V. "G.O. Sars" in the centra1 and eastern part of the Barents Sea. The survey was part of a program with the aim of estimating the abundance of ... -
Arbeidsgrupperapporter for Arctic fisheries group
Rollefsen, Gunnar; Hylen, Arvid; Sætersdal, Gunnar; ICES (Working paper, 1961) -
Assessments of the Arcto-Norwegian cod stock : The yield and size of the mature stock versus fishing pattern, fishing effort, natural mortality and mesh size
Hylen, Arvid; Rørvik, Carl Jakob (ICES CM Documents;1975/F:34, Working paper, 1975) -
Beskatning av torsk, hyse, hvitting, rødspette og tunge i Nordsjøen
Hylen, Arvid; Danielssen, Didrik S. (Fisken og havet;1970 - Nr. 1, Research report, 1970) -
Beskatning av torsk- og hysebestanden i våre nordlige farvann
Hylen, Arvid (Fisken og havet;1966 - Nr.3, Research report, 1966) -
Beskatningen av fiskebestandene i våre nordlige farvann. Norsk og internasjonalt arbeid for å motvirke overfiske
Hylen, Arvid; Sætersdal, Gunnar (Fisken og havet;1961 - Nr. 3, Journal article, 1961) -
Bunnfiskundersøkelser i Nord-Norge og Barentshavet første halvår 1970
Hylen, Arvid; Lahn-Johannessen, John; Nævdal, Gunnar (Fisken og havet, Research report, 1972)In the present report is given an account of field work with preliminary results of investigations on demersal fish species during the first months of 1970 in northern Norway and in the Barents Sea. The report is primarily ... -
Bunnfiskundersøkelser ved Bjørnøya, Spitsbergen og i Barentshavet med F/F "G. O. Sars" 3. - 20. november 1970
Hylen, Arvid; Jakobsen, Tore; Lahn-Johannessen, John; Smedstad, Odd M.; Sætre, Roald (Fisken og havet, Research report, 1972)The primary aim of the cruise was to obtain data of the abundance and distribution of the prerecruits (0—3 years of age) of cod and haddock. It was also intended that the cruise should yield information about the suitability ... -
Coastal Cod and Skrei in the Lofoten Area
Hylen, Arvid (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1964)1) Otolith samples and length measurement of cod taken in Lofoten during March-April 1960 and 1961 by long line/purse seine and Danish seine are studied together with the recaptures of cod tagged in the same years from ... -
Comparison of tags used on arctic cod
Hylen, Arvid (ICES CM Documents;1959/80, Working paper, 1959) -
Comparison of the capture efficiency of 0-group fish in pelagic trawls
Hylen, Arvid; Korsbrekke, Knut; Nakken, Odd; Ona, Egil (PINRO-IMR Symposium, Conference object, 1995)In 1992 and 1993 experiments were carried out during the international 0-group fish surveys in order to study the capture efficiency of two pelagic trawls. The catches of the standard sampling trawl were compared with ... -
The decline of the skrei fisheries : A review of the landing statistics 1866-1957 and an evaluation of the effects of the postwarincrease in the total exploitation of the arctic cod
Sætersdal, Gunnar; Hylen, Arvid (Fiskeridirektoratets skrifter, serie havundersøkelser, Research report, 1964) -
Discarding of fish in North-East Atlantic
Hylen, Arvid (ICES CM Documents;1967/F:35, Working paper, 1967) -
Dynamics of maturation in long-lived fish populations. II. Norwegian spring spawning herring
Beverton, R.J.H.; Hylen, Arvid; Østvedt, Ole Johan (ICES CM Documents;1993/H:20, Working paper, 1993) -
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 ...