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1. Bridging the krill divide: understanding cross-sector objectives for krill fishing and conservation

   Abstract:  In June 2014, the ICED programme, the British Antarctic Survey and WWF co-hosted a two ... day workshop entitled “Understanding the objectives for krill fishing and conservation in the Scotia ... Sea and Antarctic Peninsula region” which involved participants from the science, conservation, and ... fishing industry sectors.  The workshop used structured dialogue, led by an independent facilitator, to ...

   Meeting Document : SC-CAMLR-XXXIII/BG/34 : Autor(es): United Kingdom, Norway, Chile, ASOC and ARK

2. Advances are urgently needed in providing regular estimates of krill stock status based on the available data

   Abstract:  CCAMLR currently manages the krill fishery in subareas 48.1 to 48.4 using an arbitrary ... measure (the trigger level) which was established in 1991 and is “not related to the status of the krill ... stock”. At the same time, CCAMLR recognises that “advances are urgently needed” specifically because the ... trigger level is not related to the status of the stock. The establishing terms of reference for WG-EMM ...

   Meeting Document : WG-EMM-2019/28 : Autor(es): S. Hill, J. Hinke, N. Ratcliffe, P. Trathan and G. Watters

3. Report of the UK Groundfish Survey at South Georgia (CCAMLR Subarea 48.3) in January/February 2019

   Abstract:  The UK undertook a bottom trawl survey of CCAMLR sub-Area 48.3 on the FV Sil between ... the 27thth January and 5th February 2019. A total of 73 random and representative hauls were completed ... in 2017, but is comparable with the long term average. The highest catches were on the moraine banks ... of the two northern strata and at the western end of Shag Rocks, with one high catch recorded in the ...

   Meeting Document : WG-FSA-2019/20 : Autor(es): S. Gregory, P. Hollyman, T. Earl, A. Clement, J. Visagie, L. Featherstone and M. Belchier

4. Preliminary evaluation of two feedback management strategies for the krill fishery in Subareas 48.1–48.3

   Abstract:  The Scientific Committee has previously used results from the Krill-Predator-Fishery ... Model (KPFM2, also known as Foosa) to consider the risks that implementing various management strategies ... for the krill fishery will compromise the Commission’s ability to achieve the objectives in Article II ... of the Convention. Management strategies for the krill fishery are currently comprised of an overall ...

   Meeting Document : SC-CAMLR-XXXVII/BG/12 : Autor(es): Delegation of the USA

5. Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation

   an improved outcome relative to scenarios where there was no management action, but that the ... Abstract:  An important management objective for CCAMLR in the high seas region of the Antarctic ... investigate a range of scenarios for simulating the effect and management of benthic impacts from longline ... extreme case studies to validate the underlying model and code. In general, the model simulations were ...

   Meeting Document : WG-FSA-10/29 : Autor(es): A. Dunn, S.J. Parker and S. Mormede (New Zealand)

6. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRU 88.2E for the years 2002–03 to 2010–11

   Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the SSRU 88.2E, using revised catch, catch-at ... -age and tag-recapture data from selected trips and all vessel trips. The 2011 reference case model ... resulted in a 30% higher estimate of initial biomass than for the 2009 base case. The main reason for this ...

   Meeting Document : WG-FSA-11/44 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

7. Exploration of CPUE standardisation variances in the Ross Sea (Subareas 88.1 and 88.2A South of 70°s) Antarctic toothfish (Dissostichus mawsoni) exploratory longline fishery

   fisheries without integrated assessments in the CPUE by seabed area method to estimate stock biomass in the ... interim of collecting sufficient tag recaptures. Here, we address the two questions: (1) which unit of ... trend and magnitude of catch rates. Using data from the Ross Sea Antarctic toothfish fishery, we ... (hooks/cluster) with Generalised Linear Models (GLMs). The model with total hook numbers was preferred ...

   Meeting Document : WG-SAM-2019/25 : Autor(es): D. Maschette, S. Wotherspoon and P. Ziegler

8. Long-term change in zooplankton communities of the Southern Ocean between 1997 and 2018: implications for fisheries and ecosystems

   Abstract:  We provide an analysis of zooplankton distributions in the circumpolar Southern Ocean ... based on samples collected by the international Southern Ocean Continuous Plankton Recorder Survey (SO ... observations over the period 1997–2018. These environmental data were: phytoplankton biomass, primary ... productivity, sea-surface temperature (SST), mixed layer depth, sea ice and the spatial gradient of SST (as an ...

   Meeting Document : WG-EMM-2019/66 : Autor(es): M.H. Pinkerton, M. Decima, J. Kitchener, K. Takahashi, K. Robinson, R. Stewart and G.W. Hosie

9. Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand

   boxes on the southern shelf, where little or no fishing has occurred. The main objective of the proposal ... and 2012) and Korea (2016 and 2017). However, there is still considerable uncertainty about the ... abundance of Antarctic toothfish in Subarea 88.3 and the Scientific Committee has requested members complete ... research in this area to address that uncertainty. There is also considerable uncertainty about the stock ...

   Meeting Document : WG-FSA-17/40 : Autor(es): Delegations of the Republic of Korea and New Zealand

10. Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)

    Abstract:  Data on the main population of black petrel (Procellaria parkinsoni), which breeds on ... Great Barrier Island, were analysed. Three types of data were available. The most useful was abundance ... data, from which it was possible to infer that the population was probably increasing at a rate between ... data from observers were too sparse and imprecise to be useful. The fact that the population is ...

    Meeting Document : WG-SAM-10/P01 : Autor(es): R.I.C.C. Francis and E.A. Bell (New Zealand)

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