Search results
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Convener’s summary on intersessional activities of the Subgroup for the Implementation of the CCAMLR-2008-IPY-Survey
Abstract: At its last meeting in October 2004 the Scientific Committee agreed that a synoptic ... acoustic survey in the South Atlantic region would be the most appropriate activity for CCAMLR in the IPY ... 2008. It was agreed that a synoptic acoustic/net sampling survey in the South Atlantic region should ... observations on marine zooplankton, marine mammals and birds. The Scientific Committee has established an ...
Meeting Document : SC-CAMLR-XXIV/BG/02 Rev. 1 : Author(s): V. Siegel (Convener, Steering Group ‘CCAMLR-2008-IPY-Survey’)
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A proposal for streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources
Abstract: The work of the Scientific Committee is expanding with a duplication of some functions ... insufficient time at present in the existing working groups, such as consideration of marine protected areas in ... a CCAMLR context. It is proposed that the working groups of the Scientific Committee be revised to ... streamline the work and to help reduce the number of groups needing to be attended by our experts. The ...
Meeting Document : WG-EMM-05/35 : Author(s): A.J. Constable (Australia)
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Progress on the application of an age-structured production model fitted to commercial catch-rate and catch-at-length data to assess the toothfish (Dissostichus eleginoides) resource in the Prince Edward Island vicinity
Abstract: The Age-Structured Production Model (ASPM) presented to previous meetings is refined to ... allow the estimation of a selectivity-at-age function that decreases at larger ages. This is, in ... particular, to accommodate the view of the August 2003 meeting of the Subgroup on assessment methods that 0.2 ... yr-1 is likely the largest value of natural mortality M that is plausible for toothfish. Catch, catch ...
Meeting Document : WG-FSA-03/97 : Author(s): A. Brandão and D.S. Butterworth (South Africa)
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Variation in the diet of the blue-eyed shag Phalacrocorax atriceps throughout the breeding season at Half-Moon Island, South Shetland Islands
Abstract: One hundred and seventy three regurgitated casts of the blue-eyed shag or imperial ... weekly sampling throughout the breeding season from December 1993 to February 1994. Demersal-benthic fish ... were the main prey (91% in number) followed by mollusks and polychaetes. Six fish species were ... , Gobionotothen gibberifrons and Pagothenia bernacchii. Notothenia coriiceps was the most frequent (F%=73) and ...
Meeting Document : WG-EMM-95/78 : Author(s): Barrera-Oro, E., Casaux, R.
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Censuses in the northernmost colony of Emperor penguin (Aptenodytes forsteri) in the tip of the Antarctic Peninsula at Snow Hill Island, Weddell Sea, Antarctica
Abstract: Breeding colonies of the emperor penguin Aptenodytes forsteri are distributed ... throughout the Antarctic seasonal pack ice zone. One of the last colonies of emperors penguins discovered is ... situated on the south coast of Snow Hill Island, constituting the northernmost colony known in Antarctica ... over the colony during the 2013 breeding season. Likewise, we explored the colony by land, making an ...
Meeting Document : WG-EMM-14/56 : Author(s): M. Libertelli and N. Coria (Argentina)
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A proposed process for the management of model updates and software versions for stock assessment used within CCAMLR with the example of the CASAL software
Abstract: We propose a process by which to select the version of software generally used for ... stock assessments in CCAMLR, with the specific example of the CASAL software used for stock assessment ... . The latest published version of any stock assessment software approved by CCAMLR should be used by ... default, unless the latest development version is necessary, in which case it is the responsibility of the ...
Meeting Document : WG-SAM-14/32 : Author(s): S. Mormede and A. Dunn (New Zealand)
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Development of the krill stock in the elephant island region during the 1996/97 season
Abstract: During December 1996 the Elephant Island standard grid was surveyed for krill and salps ... . Krill and salps were present at almost all of the stations, other epipelagic zooplankton species were ... was much higher than in previous years. The krill stock was dominated by length classes around 35 mm ... , representing age group 2+ and the year-class 1994/95 (proportional recruitment R2 = 0.85). The year-class 1995 ...
Meeting Document : WG-EMM-97/16 : Author(s): Siegel, V.
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Analysis of longline fleet operation on the Patagonian toothfish (Dissostichus eleginoides) in the subarea of the South Georgia Island (48.3) in 1989–2003
Abstract: The main characteristics of Patagonian toothfish (Dissostichus eleginoides) catch ... dynamics off the South Georgia Island and Shag Rocks (sub-area 48.3) for the 1989-2003 period are given ... . Taken the intensity of fleet operation as an example in the sub-area, it was confirmed a decrease in ... catches both for 1000 hooks and vessel/day. The given objective long-term data evidenced a substantial ...
Meeting Document : WG-FSA-03/98 : Author(s): N.V. Kokorin and A.F. Petrov (Russia)
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The diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at the west Antarctic Peninsula
Abstract: The diet of the Antarctic Blue-eyed Shag Phalacrocorax atriceps bransfieldensis was ... analyzed based on the identification of the prey items in 50 regurgitated casts collected at Duthoit Point ... , Nelson Island, in February 1991. Benthic organisms, chiefly fish, were found to be the main components ... . Fish remains occurred in 100% of the casts and represented 68% by number and 90% by weight of the total ...
Meeting Document : WG-CEMP-93/26 Rev. 1 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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Assessment of the Action Plan aimed at reducing incidental catch of seabirds in the French EEZ included in the CCAMLR Division 58.5.1 and Subarea 58.6
mortality by 50% in the French EEZ included in the statistic division and subarea 58.5.1 and 58.6 for the ... period 2008/2009 to 2010/2011. The aim of this document is to present the various measures implemented ... and results achieved. The assessment also reports the actions taken since 2002 to reduce the ... incidental catch of sea birds in the area. In addition to the sharp decrease in incidental catch of seabirds ...
Meeting Document : WG-IMAF-11/10 Rev. 1 : Author(s): C. Marteau (France)