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Estimates of natural and fishing mortality from toothfish mark–recapture and catch-at-age data at South Georgia
-recapture model, applied to the South Georgia toothfish tagging data. The updated model incorporates the ... data from all the analysed cohorts in the estimation routine, and we examine the potential estimation ... bias, using simulated data. The results confirm earlier findings, with lower estimates of natural and ... fishing mortality, for the given age range, than are assumed and predicted by the current assessment ...
Meeting Document : WG-FSA-06/54 : Автор(ы): R.M. Hillary and D.J. Agnew (United Kingdom)
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Saga Sea krill harvesting and production
Abstract: F/T Saga Sea is a Norwegian registered factory trawler owned by the Aker Seafoods ... friendly continuous trawling system, named Aker Eco Harvesting System. The system is described in the paper ... and is based on a conventional trawl with a connected rubber hose to the cod end of the trawl. The ... catch is brought onboard continuously through a suction driven system. The system is completely closed ...
Meeting Document : WG-FSA-06/20 : Автор(ы): T. Williksen (Norway)
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Spectra analysis of Drake Passage Oscillation Index (DPOI) from 1952 to 2003, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... (westerlies) determined from sea-level pressure differences across the Drake Passage, between Rio Gallegos ... , Argentina, and Base Esperanza, at the tip of the Antarctic Peninsula, sea ice cover and chlorophyll-a in the ...
Meeting Document : WG-EMM-04/46 : Автор(ы): M. Naganobu and K. Kutsuwada (Japan)
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Observations of Adélie penguins in two seasons with contrasting weather and sea-ice conditions – a brief report
Abstract: The 2002-03 breeding season in comparison with 2000-01 at Edmondson Point was ... characterised by unusual sea ice and weather condition. Strong southerly winds and snow were experienced at the ... colony during December coinciding with hatching and the guard stage. The sea ice in the Ross Sea was held ... in by the presence of the large icebergs. This resulted in extensive sea ice lasting into February ...
Meeting Document : WG-EMM-03/59 : Автор(ы): S. Olmastroni, F. Pezzo, V. Volpi and S. Focardi (Italy)
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Review of fish and invertebrate by-catch in trawl fisheries in Division 58.5.2
Abstract: This paper presents estimates of the total removals of fish and invertebrate bycatch by ... fishing season and fishing ground, from the D. eleginoides and C. gunnari trawl fisheries in Division ... 58.5.2. On average, 94 % of hauls in the D. eleginoides fishery and 93% of hauls in the C. gunnari ... fishery were observed. The percentage of observed hauls was used as a scaling factor to convert observed ...
Meeting Document : WG-FSA-02/46 : Автор(ы): E.M. van Wijk and R. Williams (Australia)
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Human activity and disturbance: building an Antarctic site inventory
Abstract: There have been numerous human intrusions in the Antarctic Peninsula and west of the ... Peninsula. The region is where many Antarctic research stations are situated, and also where the bulk of ... are expected to increase–because of the growing number of expedition tour operators and of the number ... of trips being offered. In this context, the soon-to-be-effective Antarctic Environmental Protocol is ...
Meeting Document : WG-EMM-98/09 : Автор(ы): R. Naveen, Oceanites (USA)
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Some principles for fisheries regulation from an ecosystem perspective
Abstract: The paper discusses some principles to be considered in the formulation of a framework ... for the regulation of fisheries from an ecosystem perspective, under the Convention for the ... subsiduary objectives for regulation which have a more rigorous scientific interpretation than the broad ... principles of conservation set out in the Convention. An important property required for subsiduary ...
Meeting Document : SC-CAMLR-V/BG/13 : Автор(ы): Delegation of Australia
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Annual report from SCAR to CCAMLR
Abstract: Abstract This Background Paper reports on the various activities conducted by SCAR ... that are of potential interest to CCAMLR, with a focus on new activities. The book on Antarctic Climate ... Change and the Environment (ACCE) was published in October 2009 and the Southern Ocean Observing System ... (SOOS) planning document has been finalized, the implementation of which will be supported by a ...
Meeting Document : CCAMLR-XXIX/BG/15 : Автор(ы): Submitted by SCAR
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Система мониторинга судов
CCAMLR implements a Vessel Monitoring System (VMS) to monitor the location and activities of ... fishing vessels that operate inside the Convention Area. VMS data uses Fishing vessels provide VMS data to ... in relation to entry and exit from the Convention Area and movement between subareas and divisions ... within the Convention Area. VMS data is also utilised for surveillance activities undertaken by Members ...
Page : Site Section: Compliance
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on recent survey results
Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79 o 20 ... ’ E using standard CCAMLR methods. A pattern of 5 year classes being present simultaneously in the ... 2+, dominate the population in both abundance and biomass. A new length weight model is estimated ...
Meeting Document : WG-FSA-12/26 : Автор(ы): D.C. Welsford (Australia)
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