Résultats de la recherche

1. Detecting trends in the krill fishery

   stocks is of limited value in plotting trends in the fishery at its current level. Predictions by Members ... Abstract:  The development of the krill fishery can be monitored and predicted using a number of ... different sources of information. Information on current catches and scientific information on the krill ... of their future plans are also of limited use because they ultimately depend on the underlying ...

   Meeting Document : WG-EMM-02/25 : Auteur(s): S. Nicol and J. Foster (Australia)

2. Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishes

   dynamics and connectivity of C. gunnari and N. rossii populations at South Georgia in relation to prospects ... retention of the planktonic stages (eggs and larvae) of marine fish can play a key role in the maintenance ... of adult stocks. Here we use a numerical modelling approach to examine the influence of oceanographic ... and life history variability on the dispersal and retention of two species of Antarctic fish ...

   Meeting Document : WG-FSA-12/P10 : Auteur(s): E.F. Young, J. Rock, M.P. Meredith, M. Belchier, E.J. Murphy and G.R. Carvalho

3. RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10

   Abstract:  In order to clarify stock status and biological characteristics of Dissostichus spp. in ... Division 58.4.4 a & b, a total of 124 research hauls are allocated on 10-minute latitude x 20-minute ... longitude grid points (spaced approximately 10 nautical miles apart). Almost all of the research hauls are ... distributed between 500 and 2,000 m sea depths over each SSRU, except only 2 hauls which are distributed at ...

   Meeting Document : WG-SAM-09/11 : Auteur(s): Delegation of Japan

4. Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica

   Shirreff, Livingston Island, Antarctica Abstract / Description:  The first instance of anti-Brucella ... first records, this paper describes additional data on Brucella antibodies in A. gazella obtained at ... detected in one sample with the RB test, and in five of the 86 samples (5.8%) using the c-ELISA test. These ... results present serological evidence of Brucella infection in A. gazella. We suggest the utility of extra ... Fieldwork was carried out at the Site of Special Scientific Interest (SSSI) No. 32 and CCAMLR Ecosystem ... instance of anti-Bvz~celln antibodies in the Southern Hemisphere was recorded in two pinniped species from ... A. gnzella obtained at Cape Shirreff, Livingston Island, Antarctica. Eighty-six A. gnzelln body ... Enzymoimmunoassay (c-ELISA) test and the Colnpetitive Enzymoimmunoassay 'COMPELISAO' test. At~tibodies against ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Auteur(s): Blank, O., P. Retamal, P. Abalos and D. Torres

5. Relationship between Antarctic krill (Euphausia superba) variability and westerly fluctuations and ozone depletion in the Antarctic Peninsula area

   Abstract:  An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba) is important, as variability in krill stocks ... density with hypothesized environmental factors, including strength of westerly winds (westerlies ... and the strength of westerlies during 1982–1998. Years with strong westerlies during the austral ...

   Meeting Document : WG-EMM-99/52 : Auteur(s): M. Naganobu, K. Kutsuwada, Y. Sasai and T. Taguchi (Japan) and V. Siegel (Germany)

6. Using acoustic echo counting to estimate grenadier abundance in the Ross Sea (SSRU88.1I)

   at seabed depths of 700–1000 m, and revealed consistent spatial patterns, with higher numbers of ... index the relative abundance of grenadiers and be useful for exploring spatial distribution. Automated ... . These methods can be applied to large volumes of relatively low quality, opportunistically collected ... longline catches of grenadiers and toothfish. Single targets were most abundant within 250 m of the bottom ...

   Meeting Document : WG-FSA-14/62 : Auteur(s): Y. Ladroit, R.L. O’Driscoll and S. Mormede (New Zealand)

7. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in SSRU 882E including data from the 2005/06 season

   Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... -at-age and tag-recapture data from New Zealand and all vessels. The updated reference case resulted ... in a slightly higher estimate of initial biomass than in 2005, though this was mostly due to a ... different assumption of the level of natural mortality (M=0.13 y-1), and the revised length-weight and ...

   Meeting Document : WG-FSA-06/48 : Auteur(s): A. Dunn and S.M. Hanchet (New Zealand)

8. Pêcheries

   approach, and management objectives which balance ‘conservation’ and ‘rational use’ of living resources and ... recognises five types of fisheries that reflect the stage of development and the level of information ... ensure the long-term sustainability of the fishery. These limits and the other operational aspects ... , and currently apply to toothfish, icefish and krill fisheries. Other fisheries have operated at ...

   Page : Site Section: Fisheries

9. Methodology for automated spatial sea ice summaries in the Southern Ocean

   during historical fishing events. The distribution of local ice concentration at the time of each fishing ... Abstract:  Sea ice is recognised as a core driver of both ecosystem dynamics and fishery ... dynamics of sea ice in a target location for a specified period, and a temporal view is used to ... relationship between sea ice concentration and fishing. Although more than 85% of fishing events occurred in ...

   Meeting Document : WG-FSA-14/54 : Auteur(s): S.J. Parker, S.D. Hoyle, J.M. Fenaughty and A. Kohout (New Zealand)

10. MODELLING ANTARCTIC KRILL: SCALE, MOVEMENT AND AGE‐STRUCTURE

    time of year in which the data were collected, with multiple surveys at different times within a year ... Abstract:  The organization, example outputs, and future objectives of an integrated, age ... 's capabilities are illustrated using 19 years of survey data collected by the U.S. AMLR Program ...

    Meeting Document : WG-EMM-11/43 Rev. 1 : Auteur(s): D. Kinzey, G. Watters and C. Reiss (USA)

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