Résultats de la recherche
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Preliminary results on the composition and abundance of the krill stock in the southern Bellingshausen Sea (Antarctic, CCAMLR Subarea 88.3)
south of 66°S, between 68°W and 120°W. Krill Euphausia superba abundance and biomass was in the lower ... range of values generally found in the Antarctic Peninsula and Elephant Island region. A distinct ... spatial separation for size groups was observed for krill, with small size groups being more abundant in ... recruitment success of the 1992/93 year-class in the region (R1 = 0.076). Both results indicate large scale ...
Meeting Document : WG-EMM-95/18 : Auteur(s): Siegel, V.
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Gentoo penguin Pygoscelis papua diet as an indicator of planktonic availability in the Kerguelen Islands
, we investigated the composition of the diet of gentoo penguins, Pygoscelis papua, in relation to ... changes in the availability of two prey species, Euphausia vallentini and Themisto gaudichaudii, sampled ... during plankton surveys in the Kerguelen Islands. The comparison between plankton surveys and diet ... similar but the size distribution showed comparatively fewer small and large individuals in net-hauls than ...
Meeting Document : WG-Joint-94/11 : Auteur(s): C.A. Bost, P. Koubbi, F. Genevois, L. Ruchon and V. Ridoux (France)
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Estimates of primary production by ice algae and phytoplankton in the coastal ice-covered area near Syowa Station, Antarctica
Station (69°00'S, 39°35'E), Antarctica, was estimated. Mean daily production in each month from ... -2 h-1 in June to 13.3 E m-2 h-1 in December. Relative light intensity estimated at the bottom of sea ... ) was reached in December and in February, respectively. The estimated annual production of ice algae ... phytoplankton production contributed remarkably to the primary production in the coastal ice-covered area near ...
Meeting Document : WG-KRILL-93/28 : Auteur(s): H. Satoh, K. Watanabe and T. Hoshiai (Japan)
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Characteristics of oceanic structure in the waters around the South Shetland Islands of the Antarctic ocean between December 1990 and February 1991: outstanding coastal upwelling?
Abstract: The sixth Antarctic survey cruise of R/V Kaiyo Maru was carried out in waters around ... austral summer. In order to investigate seasonal changes in oceanic structure. two observations were put ... into operation In the same area after an interval of 40 days. The more characteristic change was ... clearly recognized in the waters of the insular shelf from the first leg to the second leg. The Antarctic ...
Meeting Document : WG-KRILL-92/24 : Auteur(s): M. Naganobu, T. Katayama, T. Ichii, H. Ishii and K. Nasu (Japan)
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Towards a Minimum Realistic Model for investigating trophic relationships between Antarctic toothfish and demersal fish in the Ross Sea, Antarctica
in the Ross Sea, Antarctica. These demersal fish are known to form a part (in some cases a ... changes in the abundances of these four demersal fish prey/bycatch groups in the Ross Sea are possible ... , and what changes in the trophic relationships between Antarctic toothfish and these prey groups may ... be presented to CCAMLR in due course. Author(s): M.H. Pinkerton, S. Mormede and S.M. Hanchet (New ...
Meeting Document : WG-SAM-10/21 : Auteur(s): M.H. Pinkerton, S. Mormede and S.M. Hanchet (New Zealand)
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Results of the longline survey for toothfish in the northern Ross Sea region (Subarea 88.2 SSRUs A–B) by the FV Janas, New Zealand
Abstract: New Zealand FV Janas conducted research in two research blocks (882A_5 and 882B_4) as ... toothfish populations in the northern areas (60°‑ 66° S) of Subarea 88.2 SSRUs A–B. Sampling strategy and ... data collection adhered to standards set in CM 41-10 (2014). A total of 49.85 t of Antarctic toothfish ... maturity status were similar to existing data from SSRU 88.1C. In contrast, the gonadosomatic index and the ...
Meeting Document : WG-SAM-15/46 : Auteur(s): S.J. Parker, R.J.C. Currey and S. Mormede (New Zealand)
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New data acquisition protocol for benthos by-catch in the French fisheries of the Southern Ocean, presentation of the protocol and first preliminary results
Abstract: In 2015, the Muséum national d’Histoire naturelle has started to develop a new data ... acquisition protocol for benthos bycatch in the French fisheries of the Southern Ocean (statistical areas ... knowledge on the benthic ecosystems impacted by the French fishing activities, in a context marked by the ... Areas (MPA) development and in the short term to decrease this impact. The protocol is based on ...
Meeting Document : WG-EMM-17/09 : Auteur(s): A. Martin, M. Eléaume, N. Améziane, P. Pruvost and G. Duhamel
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Total mercury and methylmercury concentrations in Antarctic toothfish (Dissostichus mawsoni): Health risk assessment
Abstract: In the present study, the concentrations of total mercury in different organs of the ... Antarctic toothfish (Dissostichus mawsoni) collected from CCAMLR research blocks in Subarea 88.3 and ... concentrations of 0.165 ± 0.095 mg/kg (0.023–0.454 mg/kg) in the Antarctic toothfish. In fish muscle ... , methylmercury accounted for approximately 40% of the total mercury. In a comparison analysis, muscle and liver ...
Meeting Document : WG-FSA-17/P02 : Auteur(s): M. Yoon, M.-R. Jo, K.-T. Son, W.-S. Choi, S. I. Kang, S.-G. Choi, J. H. Lee and T. S. Lee
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ASSESSMENT OF SPATIAL-TEMPORAL DYNAMICS OF STANDARDIZED CPUE FOR KRILL FISHERY IN THE AREA 48
Abstract: The spatial-temporal dynamics of standardized abundance indices of krill in Area 48 ... normal distribution. In this study the approaches to improve the diagnostics of GLLM tuning by using ... contributing this variability at different degree of aggregated fishery statistics have been presented. In ... additional the long-term patterns of krill fishery in the Subareas 48.1-48.3 were studied taking in account ...
Meeting Document : WG-EMM-11/28 : Auteur(s): S.M. Kasatkina and P.S. Gasyukov (Russia)
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PROPOSED RESOLUTION ON ILLEGAL, UNREPORTED AND UNREGULATED (IUU) FISHING IN THE CCAMLR CONVENTION AREA
resolution on IUU fishing in the CCAMLR Convention Area. PURPOSE The proposed resolution seeks a ... reaffirmation by CCAMLR Members of their commitment to prevent, deter and eliminate IUU fishing in the CCAMLR ... Convention Area in accordance with CCAMLR’s Conservation Measures. It updates developments with regard to ... IUU fishing in the CCAMLR Convention Area (Conservation Measures 10-03, 10-06, 10-07, 10-08 and 10-09 ...
Meeting Document : CCAMLR-XXIX/36 : Auteur(s): Delegation of New Zealand