Résultats de la recherche
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002
Abstract: A survey of Patagonian toothfish, Dissostichus eleginoides, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in May 2002 to provide the information for an assessment of long ... assessment of yield using the assessment methods of CCAMLR, a summary of which is presented here. The ... estimate of biomass of juvenile Patagonian toothfish in the vicinity of Heard Island was similar to the ...
Meeting Document : WG-FSA-02/70 : Auteur(s): A.J. Constable, R. Williams and T. Lamb (Australia)
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Towards an ecosystem status assessment for South Georgia ‘Variability of Southern Ocean Ecosystems’ Project Team
Abstract: We present the beginnings of a compilation of a suite of physical and biological ... oceanographic data, and concomitant data on abundance and condition of some key zooplankton species and ... 1999. We plan to use these data, some of which arise from the British Antarctic Survey's Core ... Programme, to develop multivariate indices of "ecosystem status". We expect that such indices will ...
Meeting Document : WG-EMM-00/61
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Preliminary study on the breedings of chinstrap and gentoo penguins at Barton Peninsula, King George Island
Abstract: A preliminary survey on 2 species of penguins, chinstrap and gentoo was made in the ... CCAMLR standard method. A total of 96 nests for chinstraps and 121 nests for gentoos were monitored to ... document breeding chronology and give a measure of breeding success. The nests to be monitored were ... change in the nest content were followed. Chicks were hatched out at 50% of the monitored nests on 18 ...
Meeting Document : WG-CEMP-93/23 : Auteur(s): H.-C. Shin and S. Kim (Republic of Korea)
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Resolution of the Ukraine–Russian seminar ‘Climate, South Ocean Resources, CCAMLR and Antarctic krill’
organized with the assistance of the State Committee of Fisheries of Ukraine, Kyiv National Taras Shevchenko ... University and under support of the Antarctic Krill Conservation Project (PEW, ASOC). On the seminar the key ... Russian, Ukrainian and Canada experts, scientists, and officials were present, who engage in the issues of ... consumers. As a result of seminar work and in numerous discussions participants expressed a concern the ...
Meeting Document : CCAMLR-XXIX/BG/35 : Auteur(s): Delegation of Ukraine
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Proposal to continue participation in the second year of the joint CCAMLR research survey to collect spatially stratified longline and bathymetric data in 88.2_A and 88.2_B in 2015/16
Abstract: Toothfish in SSRUs 882.A–B are currently managed as part of the Ross Sea region stock ... the management across all of the region. Recognising this requirement, the Scientific Committee ... endorsed two years of spatially stratified longline surveys in the northern region of SSRUs 88.2A–B (SC ... established to map and sample the fishable areas of SSRUs 88.2 A–B north of 66° S latitude. Following its ...
Meeting Document : WG-SAM-15/41 : Auteur(s): Delegation of Norway
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Susceptibility to oxidative stress in different species of Antarctic birds: preliminary results
against toxicity of reactive oxygen species (ROS). These highly reactive molecules are normally produced ... during the 4-electrons reduction of molecular oxygen to water coupled with oxidative phosphorylation and ... during the activity of several enzymatic systems which produce ROS as intermediates. If the antioxidant ... capacity is exceeded (i.e. as a consequence of enhanced intracellular formation of ROS) a pathological ...
Meeting Document : WG-EMM-99/59 : Auteur(s): S. Corsolini, F. Regoli, S. Olmastroni, M. Nigro and S. Focardi (Italy)
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Biological characteristics of Antarctic fish stocks in the Southern Scotia Arc region
Abstract: Commercial exploitation of finfish in the southern Scotia Arc took place from 1977/78 ... to 1989/90, with its heydays from 1977/78 to 1981/82. Except for Elephant Island, the state of fish ... stocks of the southern Scotia Arc region has found little attention until 1998 despite substantial ... catches in the first four years of the fishery and the possibility to sample these catches extensively ...
Meeting Document : WG-FSA-99/16 : Auteur(s): K.-H. Kock (Germany), C. Jones (USA) and S. Wilhelms (Germany)
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Results of E.L. Holmberg 1995 fish survey in Subarea 48.3
Abstract: The survey comprised 48 bottom trawl hauls taken in subarea 48.3. About 80% of the ... hauls were intended as replicates of the position of hauls in the 1994 survey, allowing site by site ... comparison between both cruises. Of these, 20 hauls were located at less than 0.5 miles and 11 between 0.5 ... aggregation of stations in a nested ANOVA model. An increase over last year's values was observed in the ...
Meeting Document : WG-FSA-95/35 : Auteur(s): Marschoff, E., Madirolas, A., Balestrini, C., Tossonotto, G., Gonzalez, B., Calcagno, J.
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Trophic relations of the cephalopod Martialia hyadesi (Teuthoidea: Ommastrephidae) at the Antarctic Polar Front, Scotia Sea
Abstract: Samples of the squid, Martialia hyadesi, were collected aboard two Japanese squid ... Sea in February 1989. The dissected stomachs of 61 specimens were classified according to fullness and ... proportion of the sample had been feeding cannibalistically. Total lengths of the fish prey were estimated ... from sagital otolith size using published relationships. All fish were relatively small; 7- 35% of ...
Meeting Document : SC-CAMLR-XI/BG/11 : Auteur(s): Delegation of United Kingdom
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A meta-analysis of by-catch in the Ross Sea toothfish fishery
Abstract: Following the recommendation of WG-FSA in 2014 the Secretariat has undertaken an ... analysis of by-catch in CCAMLR longline fisheries. The numerical target catch ratio (the number of target ... fish as a proportion of the total number of fish caught), using haul by haul data from the Ross Sea ... toothfish fishery from 2008–2014, was used as a single metric to examine the amount of by-catch reported by ...
Meeting Document : WG-SAM-15/23 : Auteur(s): CCAMLR Secretariat