Résultats de la recherche
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STATE OF ANTARCTIC KRILL (EUPHASIA SUPERBA) FISHERIES IN STATISTICAL SUBAREA 48.2 IN 2008
Abstract: The article is based on the data sampled by the authors in the 29th cruise of f/v ... “Konstruktor Koshkin” (shipowner is the company “Interrybflot”, Sevastopol, Ukraine) in Subarea 48.2 from March ... fishable biomass in the different periods of observations, krill biological state, hydro meteorological and ... between SSMUs in Subarea 48.2. Author(s): V.A. Bibik and N.N. Zhuk (Ukraine) Title: STATE OF ANTARCTIC ...
Meeting Document : WG-EMM-08/24 : Auteur(s): V.A. Bibik and N.N. Zhuk (Ukraine)
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Estimates of local biomass with uncertainty for Antarctic (Dissostichus mawsoni) and Patagonian (D. eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4
Abstract: Local biomass of toothfish in research blocks in Subareas 48.6 and 58.4 have been ... limits for 2018/19. The only research blocks in which there were adequate recaptures were 486_2, 486_3 ... and 486_4. However, as the trend in all three of these research blocks was declining the revised catch ... the research blocks was determined by the requirement that the absolute change in the existing catch ...
Meeting Document : WG-FSA-18/12 : Auteur(s): CCAMLR Secretariat
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Results from the groundfish survey conducted in CCAMLR Subarea 48.3 in January/February 2011
dominated at Shag Rocks, however 1+ and 2+ sized fish were present in larger proportions at South Georgia. A ... tonnes. Euphausiidae was the dominant prey item in the mackerel icefish diet with increased dietary ... bottom and very few acoustic marks were observed in the water column. Themisto sp. was the only other ... prey that made a substantial contribution to the diet, occurring in 39.47% of stomachs. Catches of ...
Meeting Document : WG-FSA-11/29 : Auteur(s): J. Brown, S. Gregory, K. Brigden, R. Benedet, O. Hogg, P. Brewin and L. Featherstone (United Kingdom)
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Re-analysis of CPUE in both species of toothfish in 48.6 area
Abstract: The present report re-analyses data regarding CPUE for both species of toothfish in ... northern area of 48.6 (SSRU 48.6A, 48.6G). This report is a re-analysis of the CPUE time series proposed in ... previous work (SAM 13/29) which includes all those comments and suggestions made in the last SAM meeting ... Patagonian toothfish presented a high proportion with sets in which both species are present, and thus, an ...
Meeting Document : WG-FSA-13/63 : Auteur(s): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2017 – Reflection of the recommendations by WG-EMM-16 and SC-CAMLR-XXXV
Abstract: The CAMLR Scientific Committee in 2016 reviewed three scientific background documents ... in support of the development of a CCAMLR MPA in the Weddell Sea. Germany was asked to carry out ... further work, in particular regarding the issues and questions raised at WG-EMM-16 and SC-CAMLR-XXXV. Here ... scenarios. In this context, we show how the cost layer works. Subsequently, a revised Marxan approach based ...
Meeting Document : WG-SAM-17/30 : Auteur(s): K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA (WSMPA) project team
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2017 – Reflection of the recommendations by WG-EMM-16 and SC-CAMLR-XXXV
Abstract: The CCAMLR Scientific Committee in 2016 reviewed three scientific background documents ... in support of the development of a CCAMLR MPA in the Weddell Sea. Germany was asked to carry out ... further work, in particular regarding the issues and questions raised at WG-EMM-16 and SC-CAMLR-XXXV. Here ... protection-level scenarios. In this context, we show how the cost layer works. Subsequently, a revised Marxan ...
Meeting Document : WG-FSA-17/29 : Auteur(s): K. Teschke, H. Pehlke and T. Brey
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2019
) around Heard Island and McDonald Islands (HIMI) was conducted in CCAMLR Division 58.5.2, with the ... selected station points. However, only 5 of 18 stations were sampled in Gunnari Ridge since the catch limit ... for Champsocephalus gunnari (mackerel icefish) in Division 58.5.2 was reached prior to the completion ... higher than last year’s catch even though less than a third of the stations were completed in Gunnari ...
Meeting Document : WG-FSA-2019/03 : Auteur(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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Geographical differences in the condition, reproductive development, sex ratio and length distribution in Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)
April. Results of this study indicate measurable differences in a number of indices from toothfish found ... the population was more advanced in reproductive development, were in poorer condition, showed a ... consistent peak over all seasons in comparison with the southern group in which the distribution was ... multimodal. Author(s): J.M. Fenaughty (New Zealand) Title: Geographical differences in the condition ...
Meeting Document : WG-FSA-04/28 Rev. 1 : Auteur(s): J.M. Fenaughty (New Zealand)
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Avoidance of incidental mortality of seabirds and the implementation of Conservation Measure 169/XVII in Statistical Subarea 88.1 in the 1998/99 season
Dissostichus spp. in Sub-area 88.1. Daylight setting was allowed south of 65°S in Sub-area 88.1 under special ... provisions in Conservation Measure 169/XVII. The provisions included strictly applied line-weighting regimes ... and rigorous monitoring of line sink rates. In the trials, two autoline vessels set weighted longlines ... in Statistical Sub-area 88.1 between 30th December 1998 and 27th February 1999. Time depth recorders ...
Meeting Document : WG-FSA-99/35 : Auteur(s): J. Molloy and N. Smith (New Zealand)
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Assessment of yield and status of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean: implications for managing by-catch in CCAMLR fisheries
data were taken from a trawl survey conducted at Macquarie Island in 1999. Where parameters were not ... elsewhere in the world. The trawl survey data was used to calculate estimates of biomass and density for the ... catch rates of M. carinatus in longline fisheries targeting Dissostichus eleginoides. Applying the ... critical y to the mean density observed in the survey results gives a catch rate of 5.81 kg/km2 which ...
Meeting Document : WG-FSA-99/69 : Auteur(s): E.M. van Wijk, A.J. Constable, R. Williams and T. Lamb (Australia)