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1. ANALYSIS OF KRILL OBSERVER COVERAGE IN SUBAREA 48.3

   close to 50% that sampling needs to be efficient at both vessel and haul level. We propose that an ... efficient sampling proportion, at least for 48.3, should be >50% of vessels sampled each season, 20% of ... subarea 48.3 to determine appropriate coverage levels in that fishery. The 48.3 data suggest that such ... strategies should be pursued for at least 4 years before the Scientific Committee will have sufficient data ...

   Meeting Document : WG-EMM-09/25 : Autor(es): D.J. Agnew, P. Grove, T. Peatman, R. Burns and C. Edwards (United Kingdom)

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

   , estimate of initial biomass to that from the 2007 base case. Two sensitivity models were run; one updated ... the 2007 base case assessment using New Zealand tag data only with the 2007 maturity ogive whilst the ... second use the selected trips data set with the 2007 maturity ogive. Overall, model fits to the data were ... (B0) for the 2009 reference model were estimated as 62 080 t (95% C.I.s 56 020–70 090 t), and current ...

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

3. Assessment of fishing intensity of krill in Subarea 48.2 during the season of 1989/90

   ground location within a zone of krill regular recruitment, it may be assumed that competition between ... above period total krill catch amounted to 88.9 thous. t which constitutes the upper limit of seasonal ... 30 t. The highest variability was observed in trawlings duration (τ) and catch per trawling hour (q ... values are considered to be the upper theoretically probable limit. Taking in account the major fishing ...

   Meeting Document : WG-EMM-97/51 : Autor(es): Ivanova, V.I., Sushin, V.A., Kasatkina, S.M.

4. Catch and effort data for the longline fishery in Subarea 48.3 – comparison of data reported to CCAMLR and data acquired by the UK between 1994 and 1996

   around South Georgia were compared with data reported to CCAMLR and held in CCAMLR's longline ... to be missing from the CCAMLR database. One instance was identified of multiple hauls being submitted ... the two datasets, with many of the records for individual fields being identical. The number of ...

   Meeting Document : WG-FSA-97/37 : Autor(es): Parkes, G.B., Pearce, J., Agnew, D.J.

5. Krill fishery information

   /99 caught 103318 t of krill, and preliminary information indicates that the catch in 1999/00 will ... exceed 82913 t. Krill caught in 1998/99 was taken in Subareas 48.1 (38% of total catch), 48.2 (49%) and ... observer data submitted to the Secretariat are discussed, together with other information on krill obtained ...

   Meeting Document : WG-EMM-00/25 : Autor(es): Secretariat

6. Preliminary acoustic results from the New Zealand IPY-CAML survey of the Ross Sea region in February-March 2008

   demersal trawls shallower than 500 m. A weak layer at about 80 m depth was found to be associated with ... adults (118 000 t). Biomass estimates were also calculated for krill, with preliminary estimates (based ... , acoustic marks were associated with myctophids (Electrona spp) and Antarctic krill (Euphausia superba ... ). Acoustic backscatter from both silverfish and krill marks increased with increasing frequency (i.e., was ...

   Meeting Document : SG-ASAM-09/05 : Autor(es): R. O’Driscoll, G. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet (New Zealand)

7. Transhipment implementation report

   Convention Area in accordance with Conservation Measure 10-09. The Secretariat maintains a list of all ... transhipment notifications on the password protected part of the website in accordance with CM 10-09 paragraph ... 5. This paper summarises the transhipment notifications received between 1 August 2018, and 31 July ... 2019 and identifies some enhancements that the Secretariat intends to make to the transhipment ...

   Meeting Document : CCAMLR-38/BG/15 : Autor(es): CCAMLR Secretariat

8. DEVELOPMENT OF A METHODOLOGY FOR DATA QUALITY ASSESSMENT

   's Law for the distribution of the first significant digit, whether length-frequency data have been ... assist in assessing which data from a trip should be used in an assessment, and can also guide how these ... data can best be used.The quality of tag data is hard to assess. A methodology is developed to use data ... development of this method is intended to provide a consistent basis for selecting the tagging data set that ...

   Meeting Document : WG-SAM-08/13 : Autor(es): D.A.J. Middleton and A. Dunn (New Zealand)

9. DEVELOPING MODELS OF ANTARCTIC MARINE ECOSYSTEMS IN SUPPORT OF CCAMLR AND IWC

   that need to be considered in parameterising a model, providing input data for those models and for ... being addressed by the joint CCAMLR-IWC workshop to be held in August 2008. Author(s):  A. Constable ...

   Meeting Document : WG-EMM-08/14 : Autor(es): A. Constable (Australia)

10. Joint report on exploratory fishing in Divisions 58.4.1 and 58.4.2 between the 2011/12 and 2016/17 fishing seasons

    be determined for Divisions 58.4.1 and 58.4.2, and precautionary management arrangements are in place ... milestones in accordance with ANNEX 24-01/A. In this paper we report on exploratory fishing activities ... companion papers. The summaries provided herein were generated using an R-Markdown document which can be ... made available to Members to facilitate reporting on data collection in CCAMLR's Exploratory ...

    Meeting Document : WG-FSA-17/17 Rev. 1 : Autor(es): Delegations of Australia, France, Japan, Republic of Korea and Spain

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