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1. Analysis of variability of krill size and fish by-catch in Japanese krill fishery based on scientific observer data

   objective of a study with considering the cost of observer deployment. Author(s):  T. Okuda and M. Kiyota ... datasets were calculated by the multistage sampling formula with the variance terms derived from the ... suggest that data collection by scientific observers onboard commercial vessels provide an important ...

   Meeting Document : WG-EMM-12/68 : Автор(ы): T. Okuda and M. Kiyota (Japan)

2. Using tag-recapture data to estimate catchability of a series of random stratified trawl surveys

   estimate of survey catchability, we recommend that a non-informative prior with uniform distribution be ... which collectively result in an estimate of catchability that can be well below or above 1. Author(s ... stratified trawl survey (RSTS) was estimated by comparing abundance estimates of the survey with abundance ... address potential bias in the estimation of q and conclude that the potential bias that may arise from ...

   Meeting Document : WG-SAM-15/34 : Автор(ы): W. de la Mare, P. Ziegler and D. Welsford (Australia)

3. Homogeneity of body length composition of Antarctic krill within the commercial zone

   that sampling from one part of the haul provides a reasonable estimate of length composition in the ... recommended that samples should be taken as frequently as possible from different hauls in order to obtain a ... ) in 53 out of 60 hauls. Therefore it is concluded that sampling from one part of the haul provides a ... grenadier (Macruronus novaezelandiae), Uozumi and Kawahara (1988) have shown that finfish are not randomly ... mixed within each haul. They, therefore, recommended the collection of sub-samples from as many ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 17–28 : Автор(ы): Ichii, T.

4. Volume 15: CCAMLR. 2003. Statistical Bulletin, Vol. 15 (1993–2002). CCAMLR, Hobart, Australia.

   to May, Q3 from June to August, and Q4 from September to November. La periode de I'annee it ... December to February, Q2 from March to May, Q3 from June to August, and Q4 from September to November ... ). Figures in Section D cover a 5-year period ending in November 2002. Note that some tables include ... electronic format (see' Publications' on \vww.ccamlr.org). This Statistical Bulletin should be referenced ...

   Document : Site Section: Publications

5. Scientific requirements for an orderly development of the krill fishery

   of these requirements is also provided. The paper recommends that in keeping with the precautionary ... tonnes). During the Commission deliberations on this issue Australia noted that while the scientific data ... required to be established immediately, however at a minimum there needs to be mechanisms developed to ... ensure that they are in place prior to any problems arising in the fishery. The rationale for the timing ...

   Meeting Document : WG-EMM-07/23 : Автор(ы): A. Constable, G. Slocum and S. Nicol (Australia)

6. Progress in the evaluation of management strategies for the Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   misspecification that could then be evaluated using more computationally complex MSE approaches. We apply this to ... approaches. The Scientific Committee of CCAMLR has recommended MSE be used to determine the extent to which ... targets used by CCAMLR has been based on MSE simulations, formal MSE studies have yet to be fully ... of toothfish that have evaluated the sensitivity of models and the resulting estimates of sustainable ...

   Meeting Document : WG-SAM-15/48 : Автор(ы): S. Mormede, A. Dunn, S.J. Parker and S.M. Hanchet (New Zealand)

7. DEVELOPMENT OF SPATIALLY EXPLICIT AGE-STRUCTURED POPULATION DYNAMICS OPERATING MODELS FOR ANTARCTIC TOOTHFISH IN THE ROSS SEA

   -mature appeared to be sensible, with a clear pattern that the proportions mature were a function of ... developments towards plausible operating model constructs that may be used for evaluating assessment biases or ... and fine-scale spatial resolution and consider scenarios where abundance can be present over the ... program allows implementation of an aggregate movement model for use with large numbers of areas as a ...

   Meeting Document : WG-SAM-09/18 : Автор(ы): A. Dunn, S. Rasmussen and S. Hanchet (New Zealand)

8. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b

   recommended that the issue of achieving compliance with the tagging requirements of CM 41-01, Annex C, be ... paper concluded that catch rates of Dissostichus spp. were very low, consistent with toothfish being ... . This indicates that catch rates can be considered small relative to other areas such as Subarea 88.1 ... recommended that WG-SAM should look at how to design longline surveys and, in particular, how to deal with ...

   Document : Site Section: Publications

9. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b

   -FSA-08/57). The paper concluded that catch rates of Dissostichus spp. were very low, consistent with ... hooks. This indicates that catch rates can be considered small relative to other areas such as Subarea ... . The Working Group noted that other plausible scenarios could be envisioned, however, it saw that the ... also be contributing to these results. It was noted by the Working Group that the sampling design ...

   Document : Site Section: Publications

10. SOUTHERN OCEAN SENTINEL: REPORT OF THE FIRST INTERNATIONAL WORKSHOP IN 2009

    workshop is that it should be possible to identify indicators of climate change impacts in the Southern ... Ocean that these could be used as early warning indicators of future change in both the Southern Ocean ... held at the CCAMLR Headquarters in Hobart in April 2009. The conclusions of that workshop are provided ... to WG-EMM for consideration along with an overview, the program and abstracts of the keynote ...

    Meeting Document : WG-EMM-09/37 : Автор(ы): A.J. Constable

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