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1. 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 : Autor(es): Y. Ladroit, R.L. O’Driscoll and S. Mormede (New Zealand)

2. 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 : Autor(es): A. Dunn and S.M. Hanchet (New Zealand)

3. Pesquerías

   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

4. 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 : Autor(es): S.J. Parker, S.D. Hoyle, J.M. Fenaughty and A. Kohout (New Zealand)

5. 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 : Autor(es): D. Kinzey, G. Watters and C. Reiss (USA)

6. PRELIMINARY PROPOSAL FOR MARINE SPATIAL PROTECTION AROUND THE SOUTH ORKNEY ISLANDS

   Abstract:  This paper proposes the establishment of a protected area to the south of the South ... Orkney Islands (within Subarea 48.2), to contribute towards the conservation of marine biodiversity and ... the development of representative marine spatial protection for this region. The proposed area has ... been selected on the basis of analysis previously recommended by WG-EMM for consideration by the ...

   Meeting Document : SC-CAMLR-XXVIII/14 : Autor(es): Delegation of the United Kingdom

7. WG-KRILL-94

   strength measurements of Antarctic zooplankton (Euphausia superba and Salpa thompsoni) at 120 khz and 200 ... Title WG-Krill-94/01 Agenda WG-Krill-94/02 List of participants WG-Krill-94/03 List of documents WG ... . Agnew (Secretariat) WG-Krill-94/05 Incorporation of a model of krill recruitment into the Butterworth et ... of krill in Area 48 reported to CCAMLR for the 1992/93 fishing season Secretariat WG-Krill-94/08 ...

   Meeting

8. Zooplankton target strength: volumetric or areal dependence?

   Abstract:  Target strengths (TS) of various zooplankton were measured at 200 kHz, 420 kHz and 1 ... MHz and the dependence of these data on animal volume versus cross-sectional area was explored The 420 ... seawater. The data were compared to both empirical and theoretical models of reduced target strength (TS ... normalized by the square of the animal length) versus ka (the product of wave number and equivalent ...

   Meeting Document : WG-Krill-94/13 : Autor(es): D.A. Demer and L.V. Martin (USA)

9. Proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.4

   Abstract:  Regarding the low levels of stocks of Dissostichus spp. and the high levels of IUU ... developments of the assessment of Dissostichus eleginoides using a CASAL model and a simple Petersen biomass ... tested 1/ base case model without IUU catch; 2/ including 22% of IUU catch supposed in Division 58.4.4; 3 ... / IUU catch estimated within the model. For the run 3/, B0 is estimated at around 640 tonnes and the ...

   Meeting Document : WG-SAM-14/18 : Autor(es): Delegation of France

10. ASSESSMENT MODELS FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN THE ROSS SEA FOR THE YEARS 1997–98 TO 2008–09

    Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... ), using revised catch, catch-at-age, and tag-recapture data for the 2008–2009 season. The reference model ... , estimate of initial biomass to that from the 2007 base case. Two sensitivity models were run; one updated ... on stock size. Monte-Carlo Markov Chain (MCMC) diagnostics suggested little evidence of non ...

    Meeting Document : WG-FSA-09/40 Rev. 1 : Autor(es): A. Dunn and S.M. Hanchet (New Zealand)

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