Search results
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Distribution of temperature, salinity, density and flow across the Drake Passage in December 1994
Abstract: This paper presents vertical distribution of temperature, salinity, density and flow ... across the Drake Passage. The seventh Antarctic Ocean Survey cruise by the R/V Kaiyo Maru of the Japanese ... sections. The maximum speed of the flow was approximately 30cm/s corresponding to the Polar Front zone ... . Upwel1ing of the Warm Deep Water was suggested in the costal water north of the South Shetland Islands ...
Meeting Document : WG-EMM-01/30 : Author(s): M. Naganobu and K. Kutsuwada (Japan)
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Variation in standing stock of the mackerel icefish Champsocephalus gunnari at South Georgia
abundance of the mackerel icefish Champsocephalus gunnari that, since 1990, are not directly attributable to ... , but indirectly influenced by, krill availability. 4. Examination of food chain relationships indicates ... postulated that could explain the episodic declines in the abundance of C. gunnari in the absence of fishing ... species, highlighting the importance of the ecosystem approach to fisheries management. Author(s): I ...
Meeting Document : WG-FSA-99/63 : Author(s): I. Everson, G. Parkes (United Kingdom), K.-H. Kock (Germany) and I. Boyd (United Kingdom)
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Report on the results of exploratory research fishing for crabs in Subarea 48.2 on board FV Tamango in the 2009/10 season
Abstract: Exploratory research voyage of F/V 'TAMANGO' proceeded from March, 23 to May ... revealed no commercial concentrations of crabs on the South Orkney Islands shelf. However, commercial ... concentrations of king crabs were encountered in the area adjacent to CCAMLR area, on the North Scotia Ridge, at ... , three species of king crabs were found on the Patagonian shelf: Lithodes santolla, Paralomis ...
Meeting Document : WG-SAM-11/19 : Author(s): V.A. Bizikov and S.E. Anosov (Russia)
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How much is enough? analysis of the net sampling effort in the Elephant Island area necessary to adequately assess and describe krill and zooplankton assemblages during summer
Elephant Island area are examined to determine the level of sampling effort required to adequately assess ... the (1) abundance and demographic structure of Antarctic krill and (2) relative abundance and ... interspecific relations of krill, salps and other macrozooplankton taxa in the Elephant Island area during ... operating on seasonal and interannual time scales. The results of these analyses indicate that minimal ...
Meeting Document : WG-EMM-97/32 : Author(s): Loeb, V.
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Size variations associated with abundance changes in juvenile Notothenia rossii, observed at Potter Cove, South Shetland Islands, since the end of the fishery in the area
Abstract: Samples of fish collected from 1983 to 1992 at Potter Cove, King George Island, South ... rossii, in association with changes in the size and age structure of the juvenile population. Mean ... thought to be caused by local factors, but related with the operations of the commercial fishery during ... indicating the beginning of a recovery of the N. rossii population in Potter cove. Author(s): E.R. Marschoff ...
Meeting Document : WG-FSA-93/13 : Author(s): E.R. Marschoff and E.R. Barrera-Oro (Argentina)
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Foraging energetics of grey headed albatrosses Diomedea chrysostoma at Bird Island, South Georgia
Abstract: At-sea metabolism (C02 production) and water turnover of six breeding Grey-headed ... Georgia. Mean food consumption (estimated from a water influx rate of 1.01 l d-1 and data on dietary ... composition) was 1200 g d-1 or 50.4 W. At-sea metabolism (derived from a rate of CO2 production of 3.98 l h-1 ... ) times the predicted BMR. This is the lowest cost of flight yet measured, but consistent with the highly ...
Meeting Document : SC-CAMLR-VII/BG/31 : Author(s): D.P. Costa (USA) and P.A. Prince (United Kingdom)
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Problems and prospects for the Convention on the Conservation of Antarctic Marine Living Resources twenty years on
Abstract: Twenty years after its adoption, the Convention on the Conservation of Antarctic Marine ... considering the impact of existing or proposed fisheries on the entire ecosystem, rather than on just the ... harvested species. However, the recent picture of fisheries activities within the Convention area suggests a ... discussed below, but the roots of that problem (and the structural problems that have contributed to ...
Meeting Document : CCAMLR-XX/BG/18 : Author(s): Submitted by ASOC
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Age Determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula Subarea (Subarea 48.1)
localities of the South Shetland Islands (Low I. and Potter Cove, 25 De Mayo I./King George). Samples were ... composed by small and medium size fishes (14.8-38 cm of total length). Otolith and scale readings have been ... compared in 19 Potter specimens. In some of them scale readings resulted one year greater. This could arise ... lower than the ones reported previously for specimens of South Bay, Palmer Archipelago. Possible reasons ...
Meeting Document : WG-FSA-88/15 : Author(s): E. Barrera-Oro (Argentina)
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Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
Abstract: At WG-SAM-16, the Working Group discussed the implications of toothfish moving long ... to date the majority of tagged toothfish movements were very restricted in distance and requested ... that the Secretariat update its previous meta-analysis of the long distance movement of tagged fish ... throughout the CCAMLR area for consideration by the WG-FSA (WG-SAM-16, paragraphs 4.46 – 4.48). Analyses of ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Author(s): CCAMLR Secretariat
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Full steam ahead for the Polar Code – developing safety measures for fishing vessels and implementation of marine mammal avoidance measures
Organization (IMO) on the development of safety measures for non-SOLAS vessels including fishing vessels, and ... considers current discussions on the implementation of marine mammal avoidance measures under the Polar Code ... . ASOC calls on the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) and ... CCAMLR Members to: Support the development of measures by the IMO include fishing vessels in the Polar ...
Meeting Document : CCAMLR-XXXVII/BG/35 : Author(s): Submitted by ASOC