ICES CM documents authored by IMR scientists (1949-2011): Recent submissions
Now showing items 761-780 of 3138
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Report of the Study Group on Pilot Whales [Montreal, 3- 4 December, 1991]
(ICES CM Documents;1992/N:3, Working paper, 1992) -
Reduced oxygen concentrations in herring wintering areas
(ICES CM Documents;1992/H:16, Working paper, 1992)Since 1987 the major part of the adult Norwegian spring spawning herring stock has been wintering in the Ofotfjord and the Tysfjord, two tributaries to the Vestfjord in northern Norway. The herring enter the fjords in ... -
Ichthyophonus hoferi disease in the herring in Norwegian waters
(ICES CM Documents;1992/H:27, Working paper, 1992)After the discovery of I. hoferi disease in Norwegian spring spawning herring in summer 1991, a program for systematic surveillance of the disease in the herring in Norwegian waters was developed. The programme, which ... -
Acoustic survey of deep-water fish of the Skagerrak
(ICES CM Documents;1992/H:15, Working paper, 1992)Introduction: Two fish species, the greater silver smelt Argentina silus and the roundnose grenadier Coryphaenoides rupestris, are highly abundant in the deep-water areas of the Skagerrak. Since the 1970s, a small aimed ... -
Report of the Marine Chemistry Working Group [Tenerife, 9- 14 March, 1992]
(ICES CM Documents;1992/Poll:2, Working paper, 1992) -
Preliminary data on feeding and condition of Barents Sea harp seals (Phoca Groenlandica) throughout the year
(ICES CM Documents;1992/N:5, Working paper, 1992)In order to evaluate the ecological role of the most abundant seal species in the Barents Sea, the harp seal Phoca groenlandica, field studies have been carried out in September 1990, in February, March/April, June and ... -
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 ... -
Report of the International Bottom Trawl Survey in the North Sea, Skagerrak and Kattegat in 1992: Quarter 1
(ICES CM Documents;1992/H:20, Working paper, 1992) -
Cannibalism as a factor regulating year class strength in the Norwegian spring-spawning herring stock
(ICES CM Documents;1992/H:14, Working paper, 1992)The feeding area of the Norwegian spring-spawning herring stock is at present situated in the north-eastern parts of the Norwegian Sea. The eastern parts of the feeding area overlaps with the distribution of drifting ... -
The health status of commercially exploited native flat oysters (Ostrea edulis) in Norway
(ICES CM Documents;1992/K:44, Working paper, 1992)The first systematic health survey of commercially exploited flat oysters (Ostrea edulis) has been carried out since 1989. The survey was performed on two important broodstocks in traditional oyster-production areas. No ... -
Report of the 1991 ICES coordinated acoustic survey of herring stocks in ICES divisions VIa IVa and IVb
(ICES CM Documents;1992/H:35, Working paper, 1992) -
A research proposal to evaluate the ecological importance of minke whales (Balaenoptera acutorostrata) in the northeast Atlantic
(ICES CM Documents;1992/N:8, Working paper, 1992) -
Report of the Working Group on Phytoplankton and the Management of Their Effects [La Rochelle, France, 27- 29 April, 1992]
(ICES CM Documents;1992/Poll:4, Working paper, 1992) -
Report of the Working Group on Recruitment Processes [Fuengirola, Spain, 23- 26 June, 1992]
(ICES CM Documents;1992/L:6, Working paper, 1992) -
Detection and counting of individual free-swimming krill using a 2MHz scanning sonar
(ICES CM Documents;1992/L:18, Working paper, 1992)The euphausiid crustacean Meganyctiphanes norvegica (M. Sars) have been detected and counted in the scanning section of a 2 MHz scanning sonar beam up to 3 meters from the sonar head. The tests completes a pilot investigation ... -
Report of ICES Study Group on Seals and Small Cetaceans in Northern European Seas [Cromarty, Scotland, 2- 5 March, 1992]
(ICES CM Documents;1992/N:4, Working paper, 1992) -
Diet of the harbour seal, Phoca vitulina, in the Hvaler area in 1990 and 1991, compared to the abundance of fish in the area
(ICES CM Documents;1992/N:19, Working paper, 1992)The harbour seal, Phoca vitulina, occurs in small groups along the entire coast of Norway. It is thought to interact with the commercial fisheries, both as predator and as final host for parasitic nematodes infecting ... -
Recent migration routes of Norwegian spring spawning herring
(ICES CM Documents;1992/H:18, Working paper, 1992)The migration routes of Norwegian spring spawning herring have changed considerably during the last decades. In the 1950s and beginning of the 1960s the stock spawned off the west coast of Norway in late winter, were ... -
The effects of maternal status of Arcto-Norwegian cod on egg quality and vitality of early larvae. 2. Preliminary results of the experiment in 1992
(ICES CM Documents;1992/G:79, Working paper, 1992)The stage of spawning of females of the Arcto-Norwegian cod caught during peak spawning in Lofoten had a profound effect on several vital parameters of the eggs and larvae. Significant negative correlations were ... -
Distribution of Norwegian spring-spawning herring and mackerel in the Norwegian Sea in late summer, 1991
(ICES CM Documents;1992/H:13, Working paper, 1992)A pairtrawl survey was carried out in the Norwegian Sea during July - August 1991 to map the distribution of pelagic fish. Herring were caught throughout most of the surveyed area, with the largest concentrations observed ...