Resultados de la búsqueda
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SPATIAL PATTERNS IN MACKEREL ICEFISH DIET PROVIDES INSIGHTS INTO KRILL ABUNDANCE AND DISTRIBUTION
Abstract: The diet of mackerel icefish was investigated from stomachs of 828 fish caught on the ... low in Antarctic krill (7 % IRI) compared with similar data for the same month in 2004-2006. The ... results are consistent with other indicators of krill availability on the South Georgia shelf, which ... indicate that the 2008/09 season was a particularly poor one for krill. Comparison of frequency of ...
Meeting Document : WG-EMM-09/27 : Autor(es): M.A. Collins and C.E. Main (United Kingdom)
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Preliminary analysis of seabird by-catch in the South Georgia icefish fishery
Abstract: We conducted a preliminary analysis on the numbers of birds caught as a bycatch in the ... trawl fishery for icefish (Champsocephalus gunnari) in Subarea 48.3. From December 2000 – February 2001 ... could explain the number of birds caught. Differences in the numbers caught in the last three years also ... for this potential problem. CCAMLR protocols and data formats for such observer studies need to be ...
Meeting Document : WG-FSA-01/30 : Autor(es): D.J. Agnew, N. Ansell and J.P. Croxall (United Kingdom)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2016/17
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... operations, data collecting and analysis will be provided for the Scientific Committee and Commission ...
Meeting Document : WG-SAM-16/25 : Autor(es): Delegation of the Russian Federation
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... operations, data collecting and analysis will be provided for the Scientific Committee and Commission ...
Meeting Document : WG-SAM-17/22 : Autor(es): Delegation of the Russian Federation
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
-year research program in the Weddell Sea that is prospected for 3-5 years. Detailed plan of fishing ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... basis data on stock assessment absence. The main objective of the present program is collecting data for ... operations, data collecting and analysis will be provided for the Scientific Committee and Commission ...
Meeting Document : WG-FSA-17/25 : Autor(es): Delegation of the Russian Federation
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CCAMLR Satellite Overwatch Report (Decision of the Thirty-seventh Meeting of the Commission, paragraph 3.8)
Abstract: This paper contains the report on outcomes of the work carried out by France and, in ... Center (FMCC). Part A of the paper reports on images analysed by the French FMCC containing a ... geographical position which were provided to the CCAMLR Secretariat for comparison with CCAMLR VMS data. The ... Secretariat was provided with 44 operable images, which corresponded with two CCAMLR authorised vessels. Part ...
Meeting Document : CCAMLR-38/BG/06 : Autor(es): Delegation of France and CCAMLR Secretariat
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Preliminary assessment of the South Georgia toothfish stock, 2007
) estimating a length-based ogive for tag-induced mortality, based on our 2005 survivorship experiment, in ... estimates of catches at age from 1998 to 2006 (based on random sampling of the catch for age determination ... retardation than larger fish, and that on average it is 1 year or more. 3. A new model is developed which uses ... estimates year class strength which corresponds, in some years, with estimates made from the South Georgia ...
Meeting Document : WG-FSA-07/29 : Autor(es): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)
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Distribution of salps near the South Shetland Islands during austral summer, 1990/1991 with special reference to krill distribution
was lower than that of E. superba. Two species of salps; Salpa thompsoni and Ihlea racovitzai were ... two species was different. Spatial distributions of salps and E. superba did not overlap particularly ... concentrations. Predation by salps on small krill and the competitive removal of food by them, are discussed as ... potential reasons for the relatively low abundance of E. superba at the stations where salps were present in ...
Meeting Document : WG-EMM-95/54 : Autor(es): Terazaki, M., Ichii, T., Kawaguchi, K., Nishikawa, J., Ishii, H., Naganobu, M.
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A conceptual model of Japanese krill fishery
questionnaires on the reasons why the vessel changed their fishing grounds, which were sent out to of the ... Japanese fishing vessel since the 1989/90 fishing season. Among many reasons for changing fishing grounds ... , krill density, krill, size, ice condition, transshipment, and salp-by catch accounted for 95.6% of the ... changes. Although low krill density was the primary reason for changing fishing grounds, other seasonal ...
Meeting Document : WG-EMM-05/30 : Autor(es): S. Kawaguchi, S. Nicol (Australia), K. Taki and M. Naganobu (Japan)
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Experience with seabird by-catch limits in a trial of longline fishing in the Macquarie Island toothfish fishery
fishing vessels. The seabird bycatch mitigation measures adopted for the trial included a ban on offal ... ; limits on the other categories were two and three individuals respectively. In addition, if three ... Abstract: The Australian Fisheries Management Authority (AFMA) recently granted a permit for a ... small breeding populations on Macquarie Island and are potentially vulnerable to interactions with ...
Meeting Document : WG-FSA-07/19 : Autor(es): T. Hewitt and I. Hay (Australia)