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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
fact that fish become unhooked along the side of the ship, which leads to a real catchability value in ... in 1991/92) and that of females (L = 98.70 cm in 1.990/91 and 98.61 cm in 1991/92). The sex ratio is ... fishing over the western shelf break of the Kerguelen shelf (Division 58.5.1). Scientific monitoring of ... . Bottom longlines are generally used at depths of 400 to 600 m. The mainline (1 to 2 miles long) carries ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Автор(ы): G. Duhamel (France)
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Network characterisation of the food-web of the Ross Sea, Antarctica
toothfish (Dissostichus mawsoni) in the region. We evaluate: (1) biomass and flow of organic matter by ... pronounced peak in biomass in the lower-middle part of the food-web, a result of high biomass of ... of ecological importance’ in the food-web of the Ross Sea are phytoplankton, mesozooplankton ... a moderate index of ecological importance in the food-web of the Ross Sea shelf and slope. Changing ...
Meeting Document : WG-EMM-12/53 : Автор(ы): M.H. Pinkerton and J.M. Bradford-Grieve (New Zealand)
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On the problem of diurnal migrations of some fish species on the South Georgia shelf (Subarea 48.3)
Abstract: The results of experiments on the South Georgia Shelf carried out in the period of 1986 ... was the most distinctive in Ch.gunnari fry. The individuals used to ascend towards the water column ... individuals were found in the pre-bottom layer by day, being presented their small quantities in the water ... sunset) they ascended into the water column where they were found in the superficial layer. No ...
Meeting Document : WG-FSA-99/64 : Автор(ы): I.A. Trunov, J.A. Frolkina and M.P. Konstantinova (Russia)
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996
four periods of extensive ice cover during the last 18 years. Variability in seasonal timing, areal ... . Periods of extensive winter ice cover peaked in 1980, 1986, 1991and 1995 and were foreshadowed by the late ... production, particularly the reproductive success of Antarctic krill, in the Antarctic Peninsula area. File ... Paper Title: Areal and seasonal extent of sea-ice cover off the northwestern side of the ... cover in the Bellingsliausen Sea. Periods of extensive winter ice cover peaked in 1980, 1986, 1991 and ... of variability in biological production, particularly the reproductive success of Antarctic krill ... et al. (1992) used a correlation between the ice edge, as defined in charts of sea-ice cover ... Shetland archipelago as part of a study of the causes of variability in the recruitment of Antarctic ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Автор(ы): Hewitt, R
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Interannual hydroclimate fluctuations of the Atlantic part of the Antarctic since 1970 to 2000
. In this connection, retrospective hydrometeorological data on the areas of South-West Atlantic ... Abstract: Late in 1999 and early in 2000 there was observed a significant shifting of Falkland ... Current core towards the shelf and abnormally large number of icebergs on the South Georgia Island shelf ... Antarctic were examined from 1970 to 2000 March. The analysis of atmospheric pressure average monthly fields ...
Meeting Document : WG-EMM-00/35 : Автор(ы): G. Chernega, I. Polischuk and P. Chernyshkov (Russia)
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Krill of the Ross Sea: distribution, abundance and demography of Euphausia superba and Euphausia crystallorophias during the Italian Antarctic expedition (January–February 2000)
, in the area north of Continental Shelf, was 9.3 g/1000m3 of filtered water with a mean density of ... dominance in the High Antarctic Zone (south of 74°), with a mean relative biomass of 3.0 g/1000m3 and mean ... of krill in the western Ross Sea (Antarctica). A midwater sampler-trawl (Hamburg Plankton Net) was ... density of 19.1 ind/1000m3. The present data have demonstrated that in the Ross Sea during the summer ...
Meeting Document : WG-EMM-02/32 Text : Автор(ы): A. Sala, M. Azzali and A. Russo (Italy)
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Examination of the gut contents of Patagonian toothfish (Dissostichus eleginoides) from the toothfish pot fishery trials around South Georgia
sizes. This was hypothesised to result from fish caught in pots suffering reduced levels of trauma. The ... location and depth. However prawns were not common in the stomachs of fish caught from this location using ... longlines. The next most common prey category was fish, as found in previous studies of this species. This ... CCAMLR, an understanding of the trophic relationships of exploited species is vital. Toothfish ...
Meeting Document : WG-FSA-00/25 : Автор(ы): G. Pilling, T. Daw, M. Purves, D. Agnew and J. Xavier (United Kingdom)
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Proposal of extension of research block 48.6_2 to complete planned research and examine the habitat model and the stock structure
model and elucidate stock structure. The distribution of densities (catch per haul in 20-minute grid) of ... its southeastern bank (south of ca. 55.2°S) with higher fish densities but scarce in the northern area ... tonnes) since the current research block was set in 2013. Thus, unutilized portions of catch limit were ... mainly attributed to low CPUE in the northern part of the block. Meanwhile, the habitat model (WG-15/64 ...
Meeting Document : WG-SAM-16/08 : Автор(ы): T. Namba, T. Ichii and K. Taki
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REPORT OF THE SECOND MEETING OF THE SEABIRD BYCATCH WORKING GROUP, HERMANUS, SOUTH AFRICA, 17-18 AUGUST 2008
Abstract: The Fouth Meeting of the ACAP’s Advisory Committee was held in Cape Town, South Africa ... methods to reduce seabird bycatch in trawl fisheries, and noted that the body of work investigating and ... engaged in extensive discussion regarding the Advisory Committee’s collection of seabird bycatch data from ... from 22 – 25 August 2008. It was preceded by a meeting of the Seabird Bycatch Working Group (SBWG) on ...
Meeting Document : WG-FSA-08/61 : Автор(ы): ACAP Seabird Bycatch Working Group
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Final Report of the Second Session of the Special Antarctic Treaty Consultative Meeting
in 1978 the definitive regime for the ,. conservation of Antarctic marine living resources 6n the ... in respect of the preservation and conservation of living resources in Antarctica; · RECALLING ... following.principles of conservation: (a) Prevention of decrease in the size of any harvested population to levels ... activities and· of its willingness to accept conservation measures in force. The Depositary shall ...
Document : Site Section: The Organisation
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