Blar i ICES CM documents authored by IMR scientists (1949-2011) på emneord "gytebestand"
Viser treff 1-20 av 27
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A combined fish larval, phytoplankton and oceanographic survey in the Skagerrak and the Kattegat in April 1983
(ICES CM Documents;1983/L:26, Working paper, 1983) -
Abundance estimation of Norwegian spring spawning herring wintering in the Vestfjord system, December 1996
(ICES CM Documents;1997/FF:13, Working paper, 1997)The spawning stock of Norwegian spawning herring has been surveyed when wintering in the Vestfjord, Tysfjord, and Ofotfjord, in northem Norway in December 1996. The basic method is that of echo integration, with compensation ... -
Acoustic estimates of spawning cod off Lofoten and Møre in 1985
(ICES CM Documents;1985/G:66, Working paper, 1985)The annual surveys on the spawning stock of North-east Arctic cod were carried out in the Lofoten and Møre areas in March- April 1985. These surveys were undertaken to estimate the size and age structure of the spawning ... -
Bathymetric conformal variography of the spawning stock of Northern blue whiting
(ICES CM Documents;1996/S:46, Working paper, 1996)Bathymetric-based conformal isotropic and anisotropic variograms are defined. These are applied to the spawning stock of northern blue whiting (Micromesistius poutassou) along the slope of the continental shelf west of the ... -
Fecundity of sprat from the Norwegian coast
(ICES CM Documents;1985/H:56, Working paper, 1985) -
Herring Assessment Working Group for the Area South of 62°N [ICES Headquarters, Copenhagen, 9- 18 April, 1996]
(ICES CM Documents;1996/Assess:10, Working paper, 1996) -
Investigations on blue whiting in the area west of the British Isles, spring 1994
(ICES CM Documents;1994/H:12, Working paper, 1994)From March 25 to April 15 the Norwegian R.V. "Johan Hjort" carried out acoustic surveying and biological and plankton sampling on the blue whiting population congregated for spawning along the shelf edge west of the ... -
Investigations on blue whiting in the area west of the British Isles, spring 1995
(ICES CM Documents;1995/H:7, Working paper, 1995)In March/April 1995 the fifth Norwegian-Russian joint acoustic survey on the blue whiting spawning stock was carried out. The shelf edge area to the west of The British Isles was covered by two vessels in a general ... -
Norwegian investigations in 1984 -1985 on juvenile herring
(ICES CM Documents;1985/H:53, Working paper, 1985)This paper describes tlte Norwegian investigations on juvenile herring (0-, I- and II-group) of the Norwegian spring spawning stock. The investigations were carried out in Norwegian coastal areas and in the Barents Sea ... -
Recruitment indices of Norwegian spring-spawning herring for the period 1965 -1984 based on the international 0-group fish surveys
(ICES CM Documents;1985/H:54, Working paper, 1985)The trawl data from the International 0-group fish surveys in the Barents Sea are analyzed. The fishing powers of the participating vessels are estimated and corrected for. A relative index of year class strength is ... -
Recruitment of wild and artificially reared cod (Gadus morhua L.) to the local spawning stock
(ICES CM Documents;1987/F:27, Working paper, 1987)A stock enhancement study of coastal cod was initiated in 1983, when 19,002 artificially reared cod fry were tagged and released in the Austevoll region in western Norway. As a part of this program, 3,946 cod fry were ... -
Report of the Ad Hoc Working Group on Mackerel egg sruveys [Lowestoft, 14 -17, 1984]
(ICES CM Documents;1984/H:3, Working paper, 1984) -
Report of the Northern Pelagic and Blue Whiting Fisheries Working Group [ICES Headquarters, 29 April - 7 May, 1997]
(ICES CM Documents;1997/Assess:14, Working paper, 1997) -
Report of the Norwegian surveys on blue whiting during spring 1986
(ICES CM Documents;1986/H:53, Working paper, 1986)During the period 12 March-19 April 1986 the blue whiting stock was surveyed by two research vessels in the shelf area from west of Ireland to Lofoten in northern Norway. Maturing blue whiting was still migrating ... -
Report of the Study Group on Incorporation of Process Information into Stock Recruitment Models [Lowestoft, UK, 14- 18 January, 2002]
(ICES CM Documents;2002/C:1, Working paper, 2002) -
Report of the Working Group on Mackerel and Horse Mackerel Egg Surveys [Hamburg, Germany, 13- 17 April, 1999]
(ICES CM Documents;1999/G:5, Working paper, 1999) -
Report of the Working Group on Mackerel and Horse Mackerel Egg Surveys [Hamburg, Germany, 13- 17 April, 1999]
(ICES CM Documents;1999/G:5, Working paper, 1999) -
Report of the Working Group on Mackerel and Horse Mackerel Egg Surveys [Lisbon, Portugal, 1- 4 April, 2003]
(ICES CM Documents;2003/G:7, Working paper, 2003) -
Report of the Working Group on Mackerel and Horse Mackerel Egg Surveys [Santander, Spain, 18- 21 January, 2000]
(ICES CM Documents;2000/G:1, Working paper, 2000) -
Report of the Working Group on Recruitment Processes [Bergen, 8- 10 March, 2000]
(ICES CM Documents;2000/C:3, Working paper, 2000)