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1. Proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.4

   Abstract:  Regarding the low levels of stocks of Dissostichus spp. and the high levels of IUU ... developments of the assessment of Dissostichus eleginoides using a CASAL model and a simple Petersen biomass ... tested 1/ base case model without IUU catch; 2/ including 22% of IUU catch supposed in Division 58.4.4; 3 ... / IUU catch estimated within the model. For the run 3/, B0 is estimated at around 640 tonnes and the ...

   Meeting Document : WG-SAM-14/18 : Autor(es): Delegation of France

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

   Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... ), using revised catch, catch-at-age, and tag-recapture data for the 2008–2009 season. The reference model ... , estimate of initial biomass to that from the 2007 base case. Two sensitivity models were run; one updated ... on stock size. Monte-Carlo Markov Chain (MCMC) diagnostics suggested little evidence of non ...

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

3. Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.3a

   improve the estimation of current biomass. The stock size in division 58.4.3a was estimated during WG-FSA ... 2013 using the Petersen estimator, CASAL model and the CPUE x seabed analogy method. The estimates of ... biomass are highly biased, because catch data used in the calculation derived from a small location at ... which catch rates are known to be much lower. Given these results and the concentration of fishing ...

   Meeting Document : WG-FSA-14/05 : Autor(es): Delegation of France

4. Research plan for exploratory fishing for toothfish (Dissostichus spp.) in 2016/17 in Division 58.4.2 by France

   absence of an assessment using the CCAMLR decision rules, the catch limit should remain unchanged at 35 ... Korean-flagged vessel undertook research fishing activity with a total reported catch of 11 tonnes. For ... 2016 a total of five vessels, one each from Australia, France, Japan, Korea and from Spain, have ... to participate and coordinate the operations of their research efforts with other members in order to ...

   Meeting Document : WG-SAM-16/02 : Autor(es): Delegation of France

5. Report on bottom fisheries and vulnerable marine ecosystems: draft template and workplan

   Abstract:  The WG-FSA Subgroup on VMEs was tasked with providing a draft template of a Report on ... the workplan and discussion. It has been compiled by the Subgroup for consideration at WG-EMM in 2010 ... . The structure aims to follow the logic of the fishery reports already provided by WG-FSA: (i) Status ... of the fisheries, (ii) Knowledge on the fish stocks, (iii) Methods, (iv) Assessments of status and ...

   Meeting Document : WG-EMM-10/15 : Autor(es): WG-FSA Subgroup on VMEs

6. Propuesta para la creación de un Grupo de Expertos sobre el AMP del Dominio 1

   research and fishing activities. The complexity of its management is reflected in the numerous discussions ... held at the Commission, the Scientific Committee and the Working Groups during recent years. These have ... included the increase of the catch level of krill (CM 51-07), the development of a risk assessment and the ... feedback management strategy, and lately the designation of a Marine Protected Area. In addition ...

   Meeting Document : SC-CAMLR-XXXVI/19 : Autor(es): Delegations of Argentina and Chile

7. Large-scale oceanographic fluctuations drive Antarctic petrel survival and reproduction

   Abstract:  Polar Regions are experiencing environmental changes at unprecedented rates. ese ... predators forage over large areas, these indirect e ects may be associated with large-scale patterns of ... predict variation in the demographic parameters of Antarctic seabirds. First, we used a long-term dataset ... on adult survival (estimated from capture–mark–recapture data) and reproduction of Antarctic petrel ...

   Meeting Document : WG-EMM-16/P14 : Autor(es): S. Descamps, A. Tarroux, S.-H. Lorentsen, O.P. Love, Ø. Varpe and N.G. Yoccoz

8. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–11

   Abstract:  We provide an update of the Bayesian sex and age structured population stock assessment ... 88.2A–B), using revised catch, catch-at-age, and tag-recapture data for the 2010–2011 seasons. The 2011 ... reference model using the selected trips tag data gave a similar, but slightly higher estimate of initial ... biomass than the 2009 base case. Retrospective analysis suggests that this is partly as a result of the ...

   Meeting Document : WG-FSA-11/42 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

9. Estimating future krill catches that meet the CCAMLR and alternative decision rules for FAO Subarea 48.1 using an integrated assessment model

   then applies these parameter values to future projections (2015-2034) at pre-specified levels of future ... estimate the effects of the fishery on the krill population. The model estimates parameters representing ... the CCAMLR decision rules. An alternative pair of decision rules to those currently employed by CCAMLR ... spawning biomass instead of to projections with no fishing. Catch levels that meet the various decision ...

   Meeting Document : WG-EMM-15/51 Rev. 1 : Autor(es): D. Kinzey, G.M. Watters and C.S. Reiss (USA)

10. The toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2016/17

    of tagged fish at liberty and therefore the number of recaptures of tagged fish is likely to increase ... plan since the 2015 fishing season. The aim of the research plan is to collect sufficient information ... to carry out a reliable stock assessment of the toothfish stock in that area. In this report, we ... precautionary. In the 2016 and 2017 seasons, a total of 19 tagged fish (excluding within season recaptures) were ...

    Meeting Document : WG-FSA-17/39 : Autor(es): S. Parker and S. Mormede

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