Blar i Brage IMR på forfatter "Hylen, Arvid"
-
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 ... -
Estimating the maturity ogitive for Northeast Arctid cod by a modified assessment model
Hylen, Arvid; Rørvik, Carl Jakob (PINRO-IMR Symposium, Conference object, 1984)The exploitation (1967-77) of the Northeast Arctic cod is splitted in 12 different fisheries. The mesh assessment model is modified in order to estimate the maturity ogive on the basis of the length and the age distributions ... -
Estimating the maturity ogive for northeast- arctic cod by a modified mesh assessment model
Hylen, Arvid; Rørvik, Carl Jakob (ICES CM Documents;1983/G:33, Working paper, 1983) -
Estimation of theoretical operating time in the Antarctic whaling
Hylen, Arvid (ICES CM Documents;1965/175, Working paper, 1965) -
Experimental fishing with multifilament, monofilament, and monotwine gillnets in the spawning season of Arcto-Norwegian cod in Lofoten in 1974
Hylen, Arvid; Jakobsen, Tore (ICES CM Documents;1974/B:17, Working paper, 1974) -
A fishing experiment with multifilament, monofilament and monotwine gill nets in Lofoten during the spawning season of Arcto-Norwegian cod in 1974
Hylen, Arvid; Jakobsen, Tore (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1979)A fishing experiment with multifilament, monofilament, and monotwine gill nets in Lofoten during the spawning season of Arcto-Norwegian cod in 1974. FiskDir. Skr. Ser. HavUnders., 16: 531-550. From 6 February to 30 March ... -
Fiskeforsøk med multifilament, monofilament, og monotwine nylongarn under lofotfisket i 1974
Hylen, Arvid; Jakobsen, Tore (Fisken og havet, Research report, 1975)From 6 February to 30 March 1974 during the spawning migration of Arcto-Norwegian cod a fishing experiment with gill nets of continuous-multifilament nylon, nylon monofilament and nylon monotwine was carried out in ... -
Fiskeriundersøkelser ved Bjørnøya, Spitsbergen og i Barentshavet 1. - 27. juni 1971
Hylen, Arvid; Gjøsæter, Jakob; Smedstad, Odd M. (Fisken og havet, Research report, 1972)Distribution and abundance of the commercial important species in the investigated area were observed. Special attention was paid to the prerecruits of cod, haddock and redfish. Polar cod and capelin were also studied. The ... -
Interactions between cod (Gadus morhua) and deep sea shrimp (Pandalus Borealis) in the Barents Sea
Korsbrekke, Knut; Mehl, Sigbjørn; Hylen, Arvid (ICES CM documents, Working paper, 1991)For some of the most important deep sea shrimp (Pandalus borealis) areas in the Barents Sea the content of shrimp in cod (Gadus morhua) stomachs during the first part of each year in the period 1984-1990 is analysed. Total ... -
Investigations on demersal fish in the Barents Sea in winter 1977
Dalen, John; Hylen, Arvid; Smedstad, Odd M. (ICES CM Documents;1977/F:23, Working paper, 1977) -
Kysttorskmerkinger 1964
Hylen, Arvid (Fisken og havet;1964 - Nr. 6, Journal article, 1964)Cod tagged in February 1964 outside Bergen, and at Møre was during February-March in the tagging year recaptured north and south of the tagging localities (Fig. 1 and 3). The returns from the tagging experiments in Solund ... -
Marking experiments on the arctic cod
Hylen, Arvid (ICES CM Documents;1958/74, Working paper, 1958) -
Merking av rusefanget torsk i områdene Smøla-Helgeland
Hylen, Arvid (Fisken og havet;1964 - Nr. 2, Journal article, 1964)The recaptures of trap net caught cod tagged during January and February 195G and 1957 and November 1957 in different localities along the Norwegian Coast (Fig. l) have been studied. On the tagging localities the cod migrate ... -
The non-returning of fish tags recovered by Norwegian fishermen
Hylen, Arvid (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1963)In addition to 5 N.Kr. reward for each returned cod, coalfish, haddock, halibut and catfish tag, Fiskeridirektoratets Havforskningsinstitutt introduced in 1959 an annual drawing of 1000, 500 and 250 N.Kr. for tags, ... -
Norsk trålfiske langs finnmarkskysten i området 4-6 mil fra grunnlinjen
Hylen, Arvid (Fisken og havet;1967 - Nr. 1, Research report, 1967) -
Norwegian investigations on the deep sea shrimp (Pandalus borealis) in the Barents Sea in April - May 1984 and in the Spitsbergen area in July -August 1984
Hylen, Arvid; Tveranger, Bjarte; Øynes, Per (ICES CM Documents;1984/K:21, Working paper, 1984)This report discribes the results from a stratified bottom trawl survey with R/V "Michael Sars" in April - May 1984 in the Barents Sea between 71°30'N - 76°00'N and between 16°30'e 35°30 'E. The report also decribes the ... -
Norwegian investigations on young cod and haddock in the Barents Sea during the winter 1982
Dalen, John; Hylen, Arvid; Nakken, Odd; Randa, Kjell; Smedstad, Odd M. (ICES CM documents, Working paper, 1982)An acoustic survey and a bottom trawl survey were carried out in the Barents Sea during winter 1982. Both surveys showed that there has been a reduction in the total number of cod of about 50% and about 75% for haddock in ... -
Norwegian investigations on young cod, haddock and redfish in the Barents Sea and adjacent waters 1970-1972
Hylen, Arvid; Smedstad, Odd M. (ICES CM Documents;1972/F:38, Working paper, 1972) -
Norwegian trawl fishery for saithe in the area limited by 62° and 64°N and east of 4°E
Hylen, Arvid (ICES CM Documents;1968/F:13, Working paper, 1968) -
Notfisket i Lofoten
Hylen, Arvid (Fisken og havet;1962 - Nr. 3, Journal article, 1962)The effect of the Lofoten purse-seine fishery is considered. Both biological and fishery statistical data are used, and the main features of this analysis are the following: The difference between the length distributions ...