Résultats de la recherche
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Hydroacoustic surveys of the distribution and abundance of krill: Prydz Bay region – FIBEX, ADBEX II and SIBEX II
Abstract: Hydroacoustic surveys of the distribution and abundance of krill, Euphausia superba ... Dana, were undertaken in the Prydz Bay region, Antarctica. Three surveys were carried out south of 60°S ... within an area of 1.28 x l06 km2 between 55°E and 95°E, during the austral summer months of 1980-81, 1983 ... -84 and 1984-85. The surveys included a total of 25 transects and covered a distance of 22 500 km over ...
Meeting Document : SC-CAMLR-VII/BG/40 : Auteur(s): Delegation of Australia
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Interannual variability of standardised index of krill abundance in Area 48 according to CCAMLR fishery statistics database
Abstract: Standardization of fishing effort on the basis of the generalized linear models with ... mixed effect (GLMM) allows to the authors to analyze the specific character of the spatial distribution ... of fishery at the scale of Area 48, Subareas 48.1-48.3, SSMUs and years using CAMLR statistical ... database. The interannual variability of the standardized CPUE related to the fishery performance was ...
Meeting Document : WG-EMM-10/17 : Auteur(s): P.S. Gasyukov and S.M. Kasatkina (Russia)
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Method for collecting of data on traumatic death of krill passed through the trawl meshes
Abstract: Fishing for krill Euphasia superba Dana has been conducting using midwater trawls of ... different constructions including beam-trawl for several last decades. Not all krill in harvesting zone of ... midwater trawl got to catch during trawling. Depending on stock structure, size and physiological state of ... krill individuals some part of them could pass through cover of net bag and escape of catch. In contact ...
Meeting Document : WG-EMM-12/43 : Auteur(s): V.V. Akishin, I.G. Istomin, V.A. Tatarnikov, A.F. Petrov and R.O. Lebedev (Russia)
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Investigations of krill transport factors in the local areas in the Scotia Sea: variability of krill distribution in the fishing grounds under the transport impact
Abstract: The authors look «inside» SSMU by the example of SOW (South Orkney West) and SGW (South ... Georgia West), analysing variability of krill transport and distribution characteristics in the local ... areas of these SSMUs. The data of the Russian repeated acoustic survey accompanied by trawl and CTD ... samples form the basis of this work. It is shown that the multiple replacements of the water masses in ...
Meeting Document : WG-EMM-07/17 : Auteur(s): S.M. Kasatkina and V.N. Shnar (Russia)
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The applicability of international conservation instruments to the establishment of marine protected areas in Antarctica
, and thus include Antarctica within the scope of a worldwide system of marine protected areas. However ... or even impossible because of the area’s unique political situation and existing regimes. The ... provisions of many international conservation agreements are designed to be implemented through the national ... jurisdiction of adhering States within their territorial waters or exclusive economic zones, based on the ...
Meeting Document : SC-CAMLR-XXIII/BG/30 : Auteur(s): Delegation of the United Kingdom
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ASSESSMENT OF PATAGONIAN TOOTHFISH POPULATION IN THE NORTH OF SUBAREA 48.4 USING DATA FROM A FOUR-YEAR TAGGING EXPERIMENT
Abstract: 1. The bycatch TAC of 12 tonnes of macrourids was reached in 2008/09 triggering the ... early closure of the fishery with only 58.9 t of the 75 t TAC of D. eleginoides taken; 2. The target ... tagging rate of 5 fish per tonne was exceeded by both vessels, with 344 D. eleginoides tagged and released ... in 2008/09, slightly under the target of 375 for the full 75 tonnes of catch; 3. There were 29 D ...
Meeting Document : WG-FSA-09/17 : Auteur(s): J. Roberts and D.J. Agnew (United Kingdom)
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Evaluation of krill transport factor results in Subarea 48.2 in summer period of 1996
Abstract: The methods and preliminary data on evaluation of krill transfer factors results in ... subarea 48.2 in the period of 19.02-07.03.96 are presented. The polygon of 80 x 240 miles was situated in ... interaction zone of the two circulating systems of the climatic scale: Antarctic Circumpolar Current and ... Weddell Sea waters. The experiment was carried out in two stages: evaluation of krill transport through ...
Meeting Document : WG-EMM-96/37 : Auteur(s): Sushin, V.A., Kasatkina, S.M., Shnar, V.N., Abramov, A.M., Polischuk, M.I.
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Preliminary assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (Division 58.4.3b), based on the analysis of fine-scale catch and effort data
provide initial estimates of biomass and rates of depletion in each ground. This paper develops further ... Abstract: In 2006 the CCAMLR scientific committee noted several features of exploratory ... Dissostichus fisheries in the southern Indian Ocean (58.4) which gave cause for concern as to the status of the ... resource in this area, and the lack of a scientific basis for setting catch limits in these areas (SC-CAMLR ...
Meeting Document : WG-FSA-07/44 : Auteur(s): J.P. McKinlay, D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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Managing fisheries to conserve the Antarctic marine ecosystem: practical implementation of the Convention on the Conservation of Antarctic Marine Living Resources (CCAMLR)
, avoid targetting bycatch species, minimising mortality of birds. This paper reviews how CCAMLR achieved ... in this paper to the development of the CCAMLR Ecosystem Monitoring Program (CEMP), some of the ... Abstract: Apart from exploitation of seals and whales, Antarctic fisheries began in the late ... 1960s with exploitation of the marbled rockcod, Notothenia rossii, in the South Atlantic, a species ...
Meeting Document : SC-CAMLR-XVIII/BG/26
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Estimating the biodiversity and distribution of the northern part of the Kerguelen Islands slope, shelf and shelf-break for ecoregionalisation: benthos and demersal fish
. However, few of them have collected benthic organisms. Between 1961 and 1970, numerous surveys were ... limited areas. However, they collected numerous specimens and led to a first estimate of the local ... biological diversity. The richest cruises for the quantity of benthos collected are MD03 and MD04 (1974 and ... 1975 respectively) on the research vessel “ Marion Dufresne ”. The purpose of these cruises was to ...
Meeting Document : WS-MPA-11/09 : Auteur(s): N. Améziane, M. Eléaume, P. Pruvost, G. Duhamel and Kerguelen group (France)