ICES CM documents authored by IMR scientists (1949-2011): Recent submissions
Now showing items 1501-1520 of 3138
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Report of the joint meeting of the international young herring survey working group and the international gadoid survey working group [12-14 May, IJmuiden]
(ICES CM Documents;1981/H:10, Working paper, 1981) -
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 ... -
Report of the working group on division IIIa stocks [18-24 March 1981, Charlottenlund, Denmark]
(ICES CM Documents;1981/G:12, Working paper, 1981) -
Growth patterns in otoliths as an indication of daily growth variations of larval herring (Clupea harengus) from an experimental ecosystem
(ICES CM Documents;1981/H:31, Working paper, 1981)Larval herring were released in a large outdoor basin four days after hatching and the mean growth in length and weight of the herring larvae and fry was monitored for 100 days. The food supply was estimated from weekly ... -
Report of the Planning Group on ICES-coordinated Herring and Sprat Acoustic Surveys
(ICES CM Documents;1981/H: 5, Working paper, 1981) -
Preliminary results of saithe tagging experiments on the Norwegian coast 1975-77
(ICES CM Documents;1981/G:35, Working paper, 1981)In 1975-77, 18 942 saithe were tagged on the Norwegian coast, a continuation of a tagging program which started in 1972. The results confirm the migration pattern indicated by experiments in 1970-74. There is a substantial ... -
Report of the mackerel working group [7-14 April 1981, Copenhagen, Denmark]
(ICES CM Documents;1981/H:7, Working paper, 1981) -
Atlanto-Scandian herring and capelin working group report : Part 1 [12-14 May 1981, Copenhagen, Denmark]
(ICES CM Documents;1981/H:11, Working paper, 1981) -
Primary growth increments in otoliths of cod larvae (Gadus morhua L.) of the Arcto-Norwegian cod stock
(ICES CM Documents;1981/G:54, Working paper, 1981)Primary growth increments are laid down in the otoliths of cod larvae living in a habitat where the light intensity is above the light threshold for visual feeding during 24 hours, and in which the larvae were observed to ... -
Assessment of the North-East Arctic and North Sea Stocks of Saithe Taking Into Account Migration
(ICES CM Documents;1981/G:36, Working paper, 1981)Tagging experiments have shown that there is a substantial migration of young saithe from the Norwegian coast north of 62°N to the North Sea. Assessments of the North-East Arctic and North Sea Stocks of saithe were made ... -
Report of the saithe (coalfish) working group [22-28 April 1981, Copenhagen, Denmark]
(ICES CM Documents;1981/G:9, Working paper, 1981) -
Sublethal effects of the water-soluble fraction of Ekofisk crude oil on the early larval stages of cod (Gadus morhua L.)
(ICES CM Documents;1981/E:52, Working paper, 1981) -
Report of the North Sea flatfish working group :: Special meeting on data base problems [11-17 February 1981, Aberdeen, UK]
(ICES CM Documents;1981/G:3, Working paper, 1981) -
A Report on an Intercomparison Study of the Determination of Chlorinated Biphenyl (PCB) Isomers in Fish Oil
(ICES CM Documents;1981/E:49, Working paper, 1981)Five laboratories, employing capillary column gas chromatography, determined the levels of many chlorinated biphenyl isomers (PCB isomers) in Aroclor 1254 and in herring oil and the same oil spiked with Aroclor 1254. This ... -
Report of the seventh meeting of the working group on marine pollution baseline and monitoring studies in th North Atlantic
(ICES CM Documents;1981/E:33, Working paper, 1981) -
Sources of variations in weight and length of Atlantic salmon
(ICES CM Documents;1981/F:39, Working paper, 1981)Variance for weight and total length of four year classes of farmed Atlantic salmon after two years in the sea were distributed on strain, family, maturing/immature (after two winters) and sex. Highly significant variation ... -
Report of the Working Group on Introductions and Transfers of Marine Organisms [5-8 May 1981, Sète, France]
(ICES CM Documents;1981/F:46, Working paper, 1981) -
Report of the working group on genetics [12-14 May 1981, Copenhagen, Denmark]
(ICES CM Documents;1981/F:5, Working paper, 1981) -
Present ssatus of an intensive cod larvae rearing experiment at Austevoll
(ICES CM Documents;1981/F:13, Working paper, 1981)Cod yolk sac larvae were attempted start fed on natural plankton in plastic pens. The majority of the larval groups were also hatched in these pens. None of the sampled larvae had ingested feed, and all groups died out ... -
Report of the Arctic Fisheries Working Group [1-5 October 1980, Copenhagen, Denmark]
(ICES CM Documents;1981/G:2, Working paper, 1981)