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1. Estimating fishing gear selectivity for Patagonian toothfish (Dissostichus eleginoides) caught by trawlers on the Heard Island plateau region (Division 58.5.2) using trawl and longline length frequency data and forward-calculated continuation ratios

   selectivity and a plateau section in between for the length range where fish are assumed fully selected. Using ... . In the first stage I estimate a parameter for each 40 mm wide length bin from the fit of a binomial ... generalised linear mixed model (GLMM) to the number of fish in the bin using a logit link function and ... binomial sample size defined as the number of fish in that bin or greater. I combine the data for length ...

   Meeting Document : WG-FSA-05/65 : Автор(ы): S.G. Candy (Australia)

2. Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophrys and D. chrysostoma at Campbell Island, New Zealand, 1942–96

   -browed Albatross numbers went into a steep decline in the 1970s and, since at least 1984, have been ... in numbers of the Grey-headed Albatross has continued into the 1990s, averaging annually between 3.0 ... are accidentally killed in the Japanese long-line fishery for tuna Thunnus sp. In the Australasian ... region. The steep decline of Black-browed Albatross numbers in the 1970s was concomitant with the ...

   Meeting Document : WG-FSA-04/58 : Автор(ы): S.M. Waugh (New Zealand), H. Weimerskirch (France), P.J. Moore and P.M. Sagar (New Zealand)

3. NET-BASED VERIFICATION OF ACOUSTIC TECHNIQUES USED TO IDENTIFY ANTARCTIC KRILL

   that were collected during two cruises to the South Georgia region in 1996. For each krill aggregation ... model derived target id window only identified krill in 6 of the 16 nets correctly. The ‘2 freq 2-16 ... ’ algorithm attributed more than 90 % of the total backscatter to krill in all but 1 aggregation with the ‘2 ... krill in 12 out of the 16 nets. The ‘2 freq 2 – 12’ window only attributed more than 90 % of the total ...

   Meeting Document : WG-EMM-08/54 : Автор(ы): J. Watkins and S. Fielding (United Kingdom)

4. SUMMARY OF SCIENTIFIC OBSERVATIONS RELATED TO CONSERVATION MEASURES 24-02 (2008), 25-02 (2009), 25-03 (2009) AND 26-01 (2009)

   seabird conservation”, 25-02 (2009) “Minimisation of the Incidental Mortality of Seabirds in the Course of ... Longline Fishing or Longline Fishing Research in the Convention Area”, 25-03 (2009) “Minimisation of the ... Incidental Mortality of Seabirds and Marine Mammals in the Course of Trawling in the Convention Area”, 26-01 ... limitations on Euphausia superba in Statistical Subareas 48.1, 48.2, 48.3 and 48.4”. Waste Disposal 2. The ...

   Meeting Document : WG-FSA-10/08 : Автор(ы): Secretariat

5. Unusual breeding by seabirds at Marion Island during 1997/98

   Abstract:  In 1997/98, breeding at subantarctic Marion Island was exceptionally good for five ... Aptenodytes patagonicus chicks surviving to the start of spring in 1997 was considerably more than previously ... recorded, and more southern giant petrels M. giganteus did so than in any other year since 1994. For ... southern giant petrels, reproductive success was higher than in any other year, as was survival of chicks ...

   Meeting Document : WG-EMM-03/13 : Автор(ы): R.J.M. Crawford, C.M. Duncombe Rae, D.C. Nel and J. Cooper (South Africa)

6. Standing stock estimates of finfish biomass from the 2002 Polarstern bottom trawl survey around Elephant Island and the South Shetland Islands (Subarea 48.1) with some notes on the composition of catches taken north of Joinville Island – D’Urville Island

   and the South Shetland Islands in January – February 2002 in close collaboration with the U.S ... results obtained in 1998 and 2001 for most species. Length compositions in the most abundant species ... resembled closely those in previous years. The proportion of juvenile G. gibberifrons, the most abundant ... species in the region, decreased significantly since 1998. No indication was found for the presence of a ...

   Meeting Document : WG-FSA-02/24 : Автор(ы): K.-H. Kock (Germany), C.D. Jones (USA), J. Appel (Germany), G. von Bertouch (CCAMLR Secretariat), D.F. Doolittle (USA), M. la Mesa (Italy), L. Psenichnov (Ukraine), R. Riehl (Germany), T. Romeo (Italy), S. Schöling (Germany) and L. Zane (Italy)

7. Ecosystem modelling for the Antarctic krill fishery

   Abstract:  Euphausia superba Dana (Antarctic Krill) has been recognized as a key forage species in ... the Antarctic ecosystem. This species serves as prey for many organisms in the ecosystem and has also ... but there is concern that the reduction in krill biomass due tome fishery may have impacts on other ... krill predators such as penguins, seals and whales. In order to evaluate the effects of krill fishing on ...

   Meeting Document : WG-EMM-01/65 : Автор(ы): T. Antezana, J. Cornejo, E. Bredesen, P. Faundez (Chile), A.W. Trites and T. Pitcher (Canada)

8. 30 years of krill fisheries management – challenges remain

   patterns, with catches concentrated recently in certain areas such as Subarea 48.1. Based on sea-ice ... reduction projections, concentrated catches in Subarea 48.1 during winter are expected to occur more ... concern since key spawning, recruitment and nursery areas of krill are located in the Southwest Atlantic ... sector, an area that has been warming rapidly, resulting in a reduction in the extent and duration of ...

   Meeting Document : CCAMLR-XXX/BG/19 : Автор(ы): Submitted by ASOC

9. A proposal for compiling information, assessments and science that underpin established CCAMLR Marine Protected Areas and provide the basis for ongoing management, science and review: an MPA Report

   Abstract:  The General Framework for the Establishment of CCAMLR Marine Protected Areas in ... advice in a readily accessible document, which can then form the basis for review, refinement and ... management of the MPAs. This document will also need a name that is easily referred to in the common language ... , to serve this purpose in the same way that Fishery Reports have been developed by the Scientific ...

   Meeting Document : WG-EMM-12/49 : Автор(ы): A. Constable, M. Guest, D. Welsford (Australia), P. Koubbi (France) and L. Weragoda (Australia)

10. The Ross Sea cephalopod community: insights from stable isotope analysis

    identified as having relatively high importance in the food-web of the Ross Sea. However, information on the ... nitrogen (δ 15 N) and carbon (δ 13 C) were determined in muscle and beak tissue from a range of cephalopod ... isotopic comparisons were made at the level of genus to accommodate the uncertainty in octopod ... of either movement northwards out of the Ross Sea or of coupling with the benthic system. In contrast ...

    Meeting Document : WG-EMM-12/55 : Автор(ы): D.R. Thompson, M.H. Pinkerton, D.W. Stevens (New Zealand), Y. Cherel (France), S.J. Bury (New Zealand)

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