Blar i ICES CM documents authored by IMR scientists (1949-2011) på emneord "stock assessment"
Viser treff 601-620 av 660
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Results of a stratified bottom trawl survey for shrimps (Pandalus borealis) in the Spitsbergen area in July 1982
(ICES CM Documents;1983/K:17, Working paper, 1983) -
Results of Norwegian and Russian investigations of shrimp (Pandalus borealis) in the Barents Sea and Svalbard area in 1991
(ICES CM Documents;1992/K:39, Working paper, 1992)The results of the Russian and Norwegian surveys for shrimp, Pandalus borealis, in the Barents sea in spring and the Svalbard area in autumn 1991 are presented in this paper. The survey results are presented by nation ... -
Results of stratified trawl surveys for shrimp (Pandalus borealis) in the Barents sea and the Svalbard region in 1989
(ICES CM Documents;1989/K:26, Working paper, 1989)Results of stratified random bottom trawl survey in the Barents Sea in April - May and the Svalbard region in July August 1989 are described. However, the strata south of Bear Island were surveyed in July- August ... -
Results of stratified trawl surveys for shrimps (Pandalus borealis) in the Barents Sea and the Svalbard region in 1988
(ICES CM Documents;1988/K:18, Working paper, 1988)Results of stratified random bottom trawl survey in the Barents Sea in April - May and the Svalbard region in July august 1988 are described. However, the strata south of Bear Island and the northern part of the Barents ... -
Results of stratified trawl surveys for shrimps (Pandalus borealis) in the Barents Sea in May and in the Svalbard region in July -August 1985
(ICES CM Documents;1985/K:50, Working paper, 1985)The results of a stratified random bottom trawl survey with R/V "Michael Sars" in May 1985 in the Barents Sea between N71°30' N75°30' and between E25°30' - N35°30' is described in this report. It also describes the results ... -
The results of the international 0-group gadoid survey in the North Sea, 1976
(ICES CM Documents;1976/F:12, Working paper, 1976) -
Review by the working group on redfish in region 1 on some fish resources within the NEAFC area
(ICES CM Documents;1977/F:12, Working paper, 1977) -
Sampling herring in the Norwegian Sea by pelagic trawl
(ICES CM Documents;1997/W:21, Working paper, 1997)When the stock of Norwegian spring-spawning herring is distributed in the Norwegian Sea in summertime, pelagic trawl sampling may be rather challenging because of substantial variation in vertical distribution (from ... -
Seasonal distribution and abundance of killer whales around Lofoten and Vesterålen Islands, northern Norway
(ICES CM Documents;1992/N:11, Working paper, 1992)Killer whales (Orcinus orca) have been pohotoidentified around Lofoten and Vesterålen islands northern Norway during fall-winter (October-February) and summer (June-August) in 1990 and 1991. Some background data exists ... -
Separation of Norwegian coastal cod and Northeast Arctic cod by otolith morphometry
(ICES CM documents;2007/L:10, Working paper, 2007)For stock assessment purposes, Atlantic cod (Gadus morhua) from the coastal and offshore regions off northern Norway is usually allocated to Norwegian coastal cod (NCC) and Northeast Arctic cod (NEAC) by internal ... -
Shrimp investigations in the Norwegian deep 1984 -1985
(ICES CM Documents;1985/K:5, Working paper, 1985)Systematic investigations for assessment of the stock of Pandalus borealis in the Norwegian Deep were started in 1984. The program includes a yearly cruise with research vessel. From commercial trawlers samples and logbooks ... -
Size and exploitation of the mackerel stock in the Skagerrak and North-Eastern North Sea
(ICES CM Documents;1970/H:26, Working paper, 1970) -
Size distribution of the edible crab (Cancer pagurus) and catch/effort in the crab fishery at one locality in Norway during 1972-1974
(ICES CM Documents;1975/K:53, Working paper, 1975) -
Size of eggs and nauplii of calanoid copepods in the Barents Sea; influence of environmental and maternal factors
(ICES CM Documents;1991/L:63, Working paper, 1991)During the years 1986 to 1988 eight cruises were conducted in the central and western parts of the Barents Sea. The cruises, together spanning the time period from January to July, covered most developmental stages of ... -
Some exploratory XSA runs for NEA-saithe (using FLR)
(Working paper, 2010-02)S.E_Log q residuals and scaled weights from XSA diagnostics are presented together with estimates of Fbar and SSB in the final assessment year for 10 different single and multi fleet runs. The purse seine tuning series ... -
Some observations on the feeding ecology of Norwegian spring spawning herring (Clupea harengus) along the coast of Norway
(ICES CM Documents;1993/L:47, Working paper, 1993)The feeding ecology of Norwegian spring spawning herring Clupea harengus was studied with samples collected from cruises in February -March 1991, May 1992, and February and April 1993. A wide variety of zooplankton ... -
Spatial distributions of variables in marine environmental and fisheries research. Part 1: Geostatistics and autocorrelated environmental and fisheries data
(ICES CM Documents;1996/D:16, Working paper, 1996)The geographical information very often is lost during calculation of indices for the abundance from surveys. Isoplet diagrams showing the distribution of both fish abundance and temperature/salinity are usually produced ... -
Spawning and stock size of North Sea mackerel in 1981
(ICES CM Documents;1982/H:7, Working paper, 1982) -
Spawning and trends in spawning stock size of the North Sea mackerel during the period 1973-1980
(ICES CM Documents;1981/H:16, Working paper, 1981)A declinining trend in the size of the spawning stock of North Sea mackerel is described by data obtained from egg surveys. During the period 1973-1980 the spawning stock size was reduced by 60-70%. A similar stock development ... -
Spawning, egg production and stock size of mackerel (Scomber scombrus L.) in the North Sea 1968-1975
(ICES CM Documents;1977/H:17, Working paper, 1977)