Résultats de la recherche
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Analysis of krill trawling positions in the area north of the South Shetland Islands (Antarctic Peninsula area) from 1980/81 to 1998/99
Abstract: Positions of commercial krill operation for 1980/81 season to 1998/99 season in the ... area to the north of South Shetland Islands were analyzed by using GLM (generalized linear model ... ). Fishing season, the timing, and the longitude were significant factors to explain the variability of ... latitudes where operations were undertaken. Operations tended take place in the north in early 1980s, but ...
Meeting Document : WG-EMM-00/58 : Auteur(s): S. Kawaguchi (Japan)
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Declining trend in the abundance of fjord fish of the species Notothenia rossii marmorata and Notothenia gibberifrons observed at two localities of South Shetland Islands
Abstract: A declining trend observed in the abundance of fjord fish of the species Notothenia ... by a nested ANOVA and demonstrated as significant. The material studied was obtained with trammel ... ., Moon Bay, in 1989. The analysis was based on the proportion of catches of the mentioned species in ... relation to Notothenia neglecta, a species with similar ecological habits in the fjords. Comparison with ...
Meeting Document : WG-FSA-90/14 : Auteur(s): E. Barrera-Oro and E. Marschoff (Argentina)
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Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area
estimate the likely impacts of bottom longline fishing on Vulnerable Marine Ecosystems (VMEs), as required ... by Conservation Measure 22-06. The most recent iteration of the impact assessment (Sharp 2010) was ... recommended in 2010 by WG-SAM (paragraph 4.16) and WG-EMM (paragraph 3.20) as the basis by which Members ... proposed bottom fishing activities, as well as the basis by which WG-FSA might complete cumulative impact ...
Meeting Document : WG-FSA-10/31 : Auteur(s): B.R. Sharp (New Zealand)
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58.4.2-1, 58.4.1-2, 58.4.1-3, 58.4.1-4, and 58.4.1-5 for the exploratory longline fishery in 2014/2015 of Korea
Abstract: The stocks of Antarctic toothfish, Dissostichus mawsoni were a relatively economically ... and ecologically important fishery resource in the waters of Antarctic. However, there is not enough ... data and information to assess the robust stocks and deliberate proper measurements for sustainable ... stock assessments and fishery managements. Therefore, the Korean scientists analyze diet composition and ...
Meeting Document : WG-FSA-15/57 : Auteur(s): Delegation of the Republic of Korea
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in July 2007, using the generalised yield model
58.5.2 in the vicinity of Heard Island in July 2007 to provide the information for an assessment of short ... -term annual yield in the 2007/2008 CCAMLR season. This paper provides a preliminary assessment of yield ... for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. Evidence of ... strong 1+ year class recruiting to the population has led to an increase in the estimated biomass of ...
Meeting Document : WG-FSA-07/47 : Auteur(s): D.C. Welsford (Australia)
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Report on the activities of the Scientific Committee on Antarctic Research (SCAR) 2006/07
Abstract: This paper reports on the various activities conducted by or involving SCAR that relate ... directly to CCAMLR or are of potential interest to CCAMLR. This includes a report on progress with the new ... Evolution and Biodiversity in the Antarctic (EBA), SCAR-MarBIN, the Action Group on Continuous Plankton ... Recorder research and the Census of Antarctic Marine Life (CAML) projects. CAML has been developing links ...
Meeting Document : CCAMLR-XXVI/BG/36 : Auteur(s): SCAR Observer to CCAMLR(G. Hosie, Australia)
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An overview of a large ecosystem survey of the southwest Indian Ocean sector of the Southern Ocean (CCAMLR Division 58.4.2)
Abstract: This document outlines the preliminary results of an Australian survey of CCAMLR ... Division 58.4.2 (the South West Indian Ocean Sector of the Southern Ocean 30-80°E) in January-March 2006 ... . The survey is intended to produce a new estimate of krill biomass (B0) for this Division so that a ... revised precautionary catch limit can be established by CCAMLR. The survey utilised a standardised design ...
Meeting Document : WG-EMM-06/15 : Auteur(s): S. Nicol, S. Kawaguchi, T. Jarvis, G. Williams, N. Bindoff, D. Thiele (Australia), J. Schwarz (Germany), A. Davidson, S. Wright, J. Gedamke and P. Thompson (Australia)
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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)
Abstract: Net samples data from the 15th Italian Antarctic Oceanographic Cruise (Jan-Feb 2000 ... ) were analysed to obtain a general picture of the summer distribution pattern, abundance and demography ... of krill in the western Ross Sea (Antarctica). A midwater sampler-trawl (Hamburg Plankton Net) was ... , in the area north of Continental Shelf, was 9.3 g/1000m3 of filtered water with a mean density of ...
Meeting Document : WG-EMM-02/32 Text : Auteur(s): A. Sala, M. Azzali and A. Russo (Italy)
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Trawl survey of the Patagonian toothfish (Dissostichus eleginoides) resource off the Prince Edward Islands
Abstract: A bottom trawl survey was conducted in the northern half of the South African EEZ ... around the Prince Edward Islands in April 2001. Due to the paucity of bathymetric data, it was not ... study to ascertain the feasibility of conducting future trawl surveys, and to collect relevant data to ... aid in the design of such surveys should they be deemed practical. The maximum operating depth for the ...
Meeting Document : WG-FSA-01/72 : Auteur(s): R.W. Leslie and B.P. Watkins (South Africa)
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The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review
Abstract: Finfishing started in the Southern Ocean more than 30 years ago at South Georgia and ... Iles Kerguelen. The fishery extended further south for a few years in the second half of the 1970' ... ;s. However, South Georgia and the Kerguelen Islands remained the most important fishing grounds ... until 1996/97 when the longline fisheries for Dissostichus eleginoides spread over most of the Southern ...
Meeting Document : SC-CAMLR-XIX/BG/11 : Auteur(s): Delegation of Germany