Résultats de la recherche

1. Preliminary results on by-catch of fish during krill fishery in March to May 1993 on the polish trawler M/T Lepus

   of their goals was to determine the proportion of juvenile fish forms in krill concentrations. The ... -catch of juvenile fish in the krill fishery was small. and off South Orkney Islands there was no such by ... Abstract:  From the end of March to the beginning of May. 1993, during fishing operations for ... , investigations were• carried out to determine biological/fisheries characteristics of the exploited stocks. One ...

   Meeting Document : WG-FSA-94/25 : Auteur(s): Z. Cielniaszek and R. Pactwa (Poland)

2. A preliminary assessment and revised growth model of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2017 random stratified trawl survey

   , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... parameters resulted in only a small impact on yield.  Catches of 526 t in the 2017/18 season and 395 t in the ... Abstract:  The annual random stratified trawl survey was undertaken in Division 58.5.2 in the ... vicinity of Heard Island and the McDonald Islands during April 2017. This paper provides an updated growth ...

   Meeting Document : WG-FSA-17/22 : Auteur(s): D. Maschette, P. Burch, P. Yates and D. Welsford

3. Conditions for the precise measurement of fish target strength in situ

   studied and two indexes are introduced for this purpose. One is the number of fish in the effective ... obtained from one large same fish school in the eastern shelf of Bering sea during the intership ... Abstract:  Conditions for precise measurement of in situ fish target strength (TS) are empirically ... reverberation volume which contributes echo formation at a certain instant and the other is the percentage of ...

   Meeting Document : WG-Krill-94/35 : Auteur(s): K. Sawada and M. Furusawa (Japan), N.J. Williamson (USA)

4. Results of the tagging experiment for (D. eleginoides) in Subarea 48.4, 2007 update

   distributions of abundance around the fishing area. There were two tag recaptures in 2007, both of D ... the mark-recapture experiment in Subarea 48.4 in 2007/08. Initial estimates of population size will be ... made in 2008/09. However, given the currently low level of recaptures, and the difficulties experienced ... in catching and tagging the anticipated number of toothfish each year, the experiment and CM 41-03 ...

   Meeting Document : WG-FSA-07/32 : Auteur(s): J. Roberts and D.J. Agnew (United Kingdom)

5. Development of a spatially-explicit minimum realistic model for Antarctic toothfish (Dissostichus mawsoni) and its main prey (Macrouridae and Channichthyidae) in the Ross Sea

   of the nature of the interaction. Whilst this model is in a development stage, it provides a useful ... sampling of toothfish for diet analysis, and the monitoring of icefish and grenadier populations in SSRUs ... Abstract:  To explore the potential effects of the toothfish fishery on the population dynamics of ... predation mortality (M2), in addition to fishing mortality (F) on all three species. The model suggests that ...

   Meeting Document : WG-EMM-14/51 : Auteur(s): S. Mormede, M. Pinkerton, A. Dunn, S. Hanchet and S. Parker (New Zealand)

6. Status and trends of Adelie penguin populations in the Ross Sea region

   Abstract:  Aerial reconnaissance and photography were used in the Ross Sea sector of Antarctica to ... half the world population. Some rookeries were photographed in all, or most, of the seven seasons to ... study the pattern of natural fluctuations in Adé1ie populations, and comparisons have been made with ... and B.W. Thomas (New Zealand) Title:  Status and trends of Adelie penguin populations in the Ross Sea ...

   Meeting Document : WG-CEMP-92/23 : Auteur(s): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)

7. Recent increase and southern expansion of Adelie penguin populations in the Ross Sea, Antarctica, related to climatic warming

   Abstract:  The numbers of Adelie penguins Pygoscelis adeliae (Hombron and Jacquinot) in the Ross ... climatic variation in the McMurdo Sound region. We suggest that the dynamics of Adelie penguin populations ... may be very sensitive indicators of changes in the Antarctic climate. Published in: New Zealand ... increase and southern expansion of Adelie penguin populations in the Ross Sea, Antarctica, related to ...

   Meeting Document : WG-CEMP-92/22 : Auteur(s): R.H. Taylor and P.R. Wilson (New Zealand)

8. Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2015

   Abstract:  In January 2015 the UK undertook a bottom trawl survey of CCAMLR sub-Area 48.3 on the ... in the South East. Catches of juvenile Dissostichus eleginoides were dominated by fish of 43-48cm (TL ... coverage and encompassing depths between 108 and 352m. The overall biomass of mackerel icefish ... . Mackerel icefish density was low on the fishing grounds of the North West stratum but higher at the western ...

   Meeting Document : WG-FSA-15/30 : Auteur(s): M. Belchier, S. Gregory, N. Fallon, J. McKenna, S. Hill, M. Soffker (United Kingdom), P. Lafite (South Africa) and L. Featherstone (United Kingdom)

9. Revised research plan for the 2017/18 exploratory longline fishery of D. mawsoni in Subarea 48.6 by South Africa and Japan

   Abstract:  South Africa and Japan revised the next season’s (2017/18) research plan in Subarea ... extracts provided by the CCAMLR Secretariat on the 27th of July, 2017 were used. The estimated median stock ... sizes in research blocks 48.6_2E (southeast part of 48.6_2), 48.6_3, and 48.6_4 are 4864.30, 3132.55 ... were released in the most recent year as effective for the biomass estimation, except for 48.6_4 which ...

   Meeting Document : WG-FSA-17/10 : Auteur(s): Delegations of Japan and South Africa

10. Progress report of the CEMP Special Fund camera network in Subarea 48.1

    report of the CEMP Special Fund camera network in Subarea 48.1 Microsoft Word File:  emm-17-16r1.docx ... Abstract:  We provide a brief update on the progress of our project “Establishing a CEMP Camera ... Network in Subarea 48.1”. The project was initiated with support from the CEMP Special Fund in 2014/15 ... . The project is now fully operational.  In 2016/17 data were recovered from 50 cameras covering 3 ...

    Meeting Document : WG-EMM-17/16 Rev. 1 : Auteur(s): J. Hinke, G. Watters, M. Santos, M. Korczak-Abshire, G. Milinevsky, V. Lytvynov, A. Barbosa, C. Southwell and L. Emmerson

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