Résultats de la recherche
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How precautionary is the policy governing the Ross Sea Antarctic toothfish (Dissostichus mawsoni) fishery?
the Ross Sea regional ecosystem. It argues that the current tagging program is unlikely to provide an ... biomass and the ratio of current to pre-exploitation biomass are unreliable. Many parameters necessary for ... Abstract: This article reviews the adequacy of data and models currently being used to estimate ... taking place. The need to guess values of important parameters makes it impossible to set bounds on the ...
Meeting Document : WG-FSA-13/P02 : Auteur(s): P.A. Abrams
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Detection of anti-brucella antibodies in pinnipeds from the Antarctic Territory
in six of the seventeen samples involving the two animal species. It is concluded that a Brucella sp ...
Meeting Document : WG-EMM-01/46 : Auteur(s): P. Retamal, O. Blank, P. Abalos and D. Torres (Chile)
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First record of anti-Brucella antibodies in Arctocephalus gazella and Leptonychotes weddellii from Cape Shirreff, Livingston Island, Antarctica
two animal species. It is concluded that a Brucella sp. described as affecting marine mammals in the ...
Meeting Document : SC-CAMLR-XVIII/BG/17 : Auteur(s): Delegation of Chile
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Krill (Euphausia superba) distribution in relation to water movement and phytoplankton distribution off the northern South Shetland Islands
food availability factors may be responsible for krill concentration. On a traditional fishing ground ... Elephant Island. The main objective of the survey was to investigate the mechanisms responsible for the ... deployed at a level of 30 m from the surface because at this level krill concentrations are most frequently ... regarded as the lower level for this time of the season. From mid-February and onwards it was reported that ... levels (0, 10, 20, 30, 40, 50, 75, 100, 125, 150 and 200 m). Chl-a concentration was determined by ... , twelve locations per day were obtained for each buoy with an accuracy higher than several hundred metres ... . This study suggests two factors responsible for krill concentration. One is a convergent accumulation ... availability factors may be responsible for lain concentration. On a traditional lain fishing ground north of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 123–140 : Auteur(s): Ichii, T., H. Ishii and M. Naganobu
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Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2017/18
maximum of 20% change in the catch limit from 200 t. Research block 882_2: 240 t based on a one-year ... recapture tagged fish remains an issue for tag-based estimations of biomass and we note that improved ... survival and tag detection by individual vessels) can be applied: 882H: 177 t based on a one-year Chapman ... allowing a maximum of 20% change in the catch limit from 200 t. Research block 882_4: 214 t based on CPUE ...
Meeting Document : WG-FSA-18/36 : Auteur(s): S. Mormede and S. Parker
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WG-FSA-94
(United Kingdom) WG-FSA-94/19 Software for FSA-94 Secretariat WG-FSA-94/20 Summary of the Dissostichus ... estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model ... and G. Parkes (United Kingdom) WG-FSA-94/24 Comments on the use of stock depletion models for the ... documents Doc Number Title WG-FSA-94/01 Provisional Agenda and Annotation to the Provisional Agenda for the ...
Meeting
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CCAMLR Statistical Bulletin, Vol. 31
‘Statistical Bulletin Menu’ tab on the welcome page (top, right). The Bulletin menu has tabs for the ... Description / Abstract: CCAMLR Statistical Bulletin Volume 31 is available as an interactive ... the CCAMLR fishery webpages. The data structure in these tables is the same as that used for the csv ... month and SSMU are also available as a database table (aggregated krill catch), and may be visualised on ... reported for each species of toothfish (D. eleginoides and D. mawsoni) by calendar year since 2000. The ... statistics are reported for each species of toothfish (D. eleginoides and D. mawsoni) by calendar year ... flag of the fishing vessel(s). Calendar Year INTEGER Month INTEGER Code for the size category of ... for AGGREGATED TOOTHFISH EXPORTS (system generated) Calendar Year INTEGER TXN Code CHAR(3 ...
Document : Site Section: Data
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Directed research. Antarctic Marine Living Resources (AMLR). A program development plan
research vessel capable of operating in Antarctic waters for a period of 180 days each year. Note: The full ... program providing information needed for US policy regarding the conservation and management of the marine ... in the Commission and Scientific Committee of the Convention for the Conservation of Antarctic Marine ... Living Resources (CCAMLR), which established the system for managing the living resources of the ... , was signed into law by President Reagan on November 8, 1984, implementing the CCAMLR for the United ... (AMLR) Program is a national program providing information needed for U.S. policy regarding the ... for the Conservation of Antarctic Marine Living Resources (CCAMLR), which established the system for ... AMLR Program, which emphasizes directed research undertaken for the express purpose of providing for ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 363-373 : Auteur(s): Office of Science and Technology, NMFS, NOAA, US Department of Commerce (USA)
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SC-CAMLR-VIII
Working Group for the CCAMLR Ecosystem Monitoring Program (Mar del Plata, Argentina, 23–30 August 1989) SC ... Centre, La Jolla, California, USA, 14–20 June 1989) SC-CAMLR-VIII/05 Convener’s report on the First ... Provisional Agenda for the Eighth Meeting of the Scientific Committee for the Conservation of Antarctic Marine ... Living Resources SC-CAMLR-VIII/02 Annotated Provisional Agenda for the Eighth Meeting of the Scientific ...
Meeting
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Male krill grow fast and die young
examined with an extensive dataset derived from scientific surveys in the Indian Ocean sector and the ... classes of adult krill was generally high in krill of 30-35 mm total length, always low in 38-42 mm krill ... for males when compared to females. These results suggest that the numbers of males should decline ... males when several years of low recruitment followed a recruitment pulse. These results lead us to ...
Meeting Document : WG-EMM-07/P6 : Auteur(s): S. Kawaguchi, L.A. Finley, S. Jarman, S.G. Candy (Australia), R.M. Ross, L.B. Quetin (USA), V. Siegel (Germany), W. Trivelpiece (USA), M. Naganobu (Japan) and S. Nicol (Australia)