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1. Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 – Part C: Data analysis and MPA scenario development

   the Weddell Sea planning area. In accordance with the recommendations by WG-EMM-14 (SC-CAMLR-XXIII ... already presented at the meetings of EMM and SC-CAMLR in 2015. The Scientific Committee did recognise that ... . Deininger and T. Brey on behalf of the German Weddell Sea MPA project team Title:  Scientific background ...

   Meeting Document : WG-EMM-16/03 : Auteur(s): K. Teschke, H. Pehlke, M. Deininger and T. Brey on behalf of the German Weddell Sea MPA project team

2. CONVENORS’ REPORT OF THE WG-IMAF WORKSHOP

   history of ad hoc WG-IMAF and considered the current work programme of CCAMLR with respect to the current ... might operate and the implications for its work. The workshop agreed that in future ad hoc WG-IMAF ... mammals as well as developing, an effective relationship between CCAMLR and ACAP. The workshop noted that ... recommendations from the workshop to be considered by WG-IMAF are: o revised terms of reference for WG-IMAF to ...

   Meeting Document : WG-FSA-08/65 : Auteur(s): K. Rivera and N. Smith (Co-conveners of ad hoc WG-IMAF)

3. On the intensity of sampling krill trawl catches

   of measurement, it is proposed that length measurements from commercial catches should be grouped ... differences in length should be considered along with the need to collect maturity stage information. * For ... krill catches should as far as possible be made by a single observer/vessel; * WG-Krill should consider ... the minimum length differences between-catches which should be detectable. As far as possible ...

   Meeting Document : WG-KRILL-90/27 : Auteur(s): D.G.M. Miller (South Africa)

4. Approaches to monitoring and assessing the abundance of rattails (Macrourus spp.) and skates in the Ross Sea

   , and acoustic surveys. We recommend that a random bottom trawl survey would be the best approach ... approach is that preliminary stock assessments could be carried out for both species groups after only one ... successful trawl survey. Simulations have indicated that only 35–40 trawls would be required in the depth ... (SSRUs 881E, G, H, I, J, and K). A trawl survey could also be used in conjunction with other methods of ...

   Meeting Document : WG-FSA-05/22 : Auteur(s): R.L. O’Driscoll, S.M. Hanchet and B.A. Wood (New Zealand)

5. FURTHER DEVELOPMENTS OF A SIMULATION MODEL, ‘PATCH’, FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES

   the most cost-effective way that fishers might be able to collectively enact this resolution? The UNGA ... ”, a categorisation fraught with difficulty. Instead, it means that habitats for which this would not ... requirement can be translated into a simple operational objective: Maintain the quality of habitats above the ... level that can naturally restore the original structure and function within 20 years. It does not ...

   Meeting Document : WG-FSA-09/42 : Auteur(s): A.J. Constable (Australia)

6. USING ECOSYSTEM STRUCTURE TO IDENTIFY FINER-SCALE SSMUS FOR OCEANIC AREAS IN SUBAREAS 48.1 TO 48.3

   subdivision of catches that allows CCAMLR to achieve its objectives for both the fishery and the ecosystem ... . This requires a framework of spatial areas over which catches can be subdivided. WG-EMM has devised an ... (shelf and shelf-break) areas and oceanic areas. WG-EMM devised thirteen coastal SSMUs with an average ... devised just four SSMUs, with an average area of 758,809 km2, to cover the remaining 87% of the four ...

   Meeting Document : WG-EMM-11/18 : Auteur(s): S.L. Hill and J. Silk (UK)

7. ADDRESSING UNCERTAINTY OVER THE IMPORTANCE OF ANTARCTIC TOOTHFISH AS PREY OF SEALS AND WHALES IN THE SOUTHERN ROSS SEA: A REVIEW

   relative weight that should be given to direct, observational evidence of predator diet composition, as ... portion consumes during that and other parts of the year, although it should not be trivial. Much less is ... evident that toothfish are an important prey of Weddell seals (Leptonychotes weddellii). Recent findings ... show the seals do not eat toothfish hard parts, thus providing the reason that toothfish have seldom ...

   Meeting Document : WG-EMM-08/22 : Auteur(s): D. Ainley and D. Siniff (USA)

8. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

   US AMLR datasets and used to mimic data that might be collected by the commercial fishery during the ... models of krill biomass, at120 kHz frequency that can be used to augment research acoustic surveys if ... Linear Modeling framework. We correlate these estimates of biomass with acoustic estimates derived from ... between these two areas and the 3-frequency biomass showed that models developed using a wide length ...

   Meeting Document : SG-ASAM-12/04 : Auteur(s): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

9. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

   US AMLR datasets and used to mimic data that might be collected by the commercial fishery during the ... models of krill biomass, at 120 kHz frequency that can be used to augment research acoustic surveys if ... Linear Modeling framework. We correlate these estimates of biomass with acoustic estimates derived from ... between these two areas and the 3-frequency biomass showed that models developed using a wide length ...

   Meeting Document : SG-ASAM-15/03 : Auteur(s): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

10. Indicative trends in by-catch of sharks in the CAMLR Convention Area

    .” Further, that “any by-catch of sharks shall, as far as possible, be released alive.”  Here, we examine ... comparison of data from vessels vs. scientific observers. This paper provides information that could be ... Abstract:  Conservation Measure 32-18 on the conservation of sharks specifies that “directed ... scientific observers from the 1996–2017 fishing seasons. While there appear to be substantial gaps in the ...

    Meeting Document : WG-FSA-18/63 Rev. 1 : Auteur(s): C.D. Jones

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