Résultats de la recherche

1. A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf

   Abstract:  We present a new, high resolution (300 m) bathymetric grid of the South Orkney Islands ... and surrounding continental shelf, northeast of the Antarctic Peninsula. The new grid, derived from a ... compilation of marine echo-sounding data improves previous regional bathymetric representations and helps to ... visualise the morphology of the shelf in unrivalled detail. The compilation forms important baseline ...

   Meeting Document : WG-EMM-14/P01 : Auteur(s): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn

2. Investigating the uncertainty of age determinations for Patagonian toothfish (Dissostichus eleginoides) and the implications for stock assessment

   Abstract:  We revised the method of Candy et al. (2012) to estimate the ageing error matrix ... (misclassification matrix) to address some issues regarding true ages not being the mode at the extremes of the ... matrix and a lack of smoothness in the probabilities for ages above 25 years. Positive errors now ... greater than the plus group are incorporated into the final row of the misclassification matrix. We ...

   Meeting Document : WG-FSA-14/46 : Auteur(s): P. Burch, P. Ziegler, W. de la Mare and D. Welsford (Australia)

3. Development of a five-year work plan for the CCAMLR Scientific Committee

   , paragraphs 13.8 to 13.20). It was agreed that the work should be led by the Chair of the Scientific Committee ... with input from the conveners of its working groups and that it should be made available for ... the first stage in the development of the five-year work plan and draws on recommendations arising ... plan has used the template of the five-year work plan of the ATCM CEP and considers a range of work ...

   Meeting Document : WG-EMM-17/02 : Auteur(s): M. Belchier (Chair of SC-CAMLR)

4. Spatio–temporal dynamics in maturation and spawning of Patagonian toothfish Dissostichus eleginoides on the subantarctic Kerguelen Plateau

   Abstract:  This study investigated maturation and spawning of Patagonian toothfish Dissostichus ... Sector of the Southern Ocean based on gonads and otoliths collected between years 2004–2015, and using ... histological analyses and calibration of macroscopic staging criteria. Dissostichus eleginoides at HIMI spawn ... throughout the late autumn and winter months of May–August, and spawning activity is concentrated on slopes ...

   Meeting Document : WG-FSA-17/P04 : Auteur(s): P. Yates, P. Ziegler, D. Welsford, J. McIvor, B. Farmer and E.Woodcock

5. Overview of global trade in toothfish (Dissostichus spp.)

   GLOBEFISH unit, an analysis was conducted for the five-year period of 2012–2016 on the global trends of the ... . Captures the global trade of toothfish. The analysis showed that over this five-year period quantity of ... imports globally have seen an increase of 16.08% and exports have seen an increase in 15.54%. The average ... global unit value price of toothfish products has also shown an increase with imports increasing by 19.68 ...

   Meeting Document : CCAMLR-XXXVI/BG/05 Rev. 1 : Auteur(s): CCAMLR Secretariat

6. Informing the Scientific Committee about the revisions of the WSMPA proposal

   Abstract:  Following the submission of a first draft Conservation Measure for establishing a MPA ... would fall under the remit of, or might be of interest to participants at SC-CAMLR 2018: Unifying the ... previously two separate WSMPA parts into one coherent WSMPA by closing the gap on the eastern coast of the ... Antarctic Peninsula; Adjustment of the habitat of adult Antarctic toothfish in Statistical Subareas 48.6 and ...

   Meeting Document : SC-CAMLR-XXXVII/BG/14 Rev. 1 : Auteur(s): Delegation of Germany

7. First increment validation of Patagonian toothfish (Dissostichus eleginoides) from Heard Island

   one opaque and one translucent increment is formed each year on the sectioned face of sagittal ... routinely ageing D. eleginoides, resulting in differences of ageing data presented. One area that was ... assumed to cause interpretation differences was the position of the first increment that corresponded with ... the end of the first year of growth. While there is a general consensus that the observed increments ...

   Meeting Document : WG-FSA-05/61 : Auteur(s): K. Krusic-Golub, C. Green and R. Williams (Australia)

8. Report on attendance at the Seventh Meeting of the Committee for Environmental Protection under the Madrid Protocol

   Abstract:  This report outlines the participation of the SC-CAMLR Chair in the Seventh Meeting of ... issues of relevance to SC-CAMLR are: (a) The CEP again addressed the issue of establishing ‘Specially ... components of the revised text on which there was no agreement about the technical or legal nature of the ... text. (b) The CEP’s Intercessional Contact Group (ICG) on the State of the Antarctic Environment ...

   Meeting Document : CCAMLR-XXIII/BG/07 : Auteur(s): Chair of the CCAMLR Scientific Committee

9. Natural fluctuations in the abundance of krill with due regard to global climate changes in the southern hemisphere: forecasting possibilities

   Abstract:  The eco systematic studies in biology and hydrology conducted in the Atlantic sector of ... ;success" in the reproduction of krill (Euphausia superba) and salp (Salpa tompsoni) (SC-CAMLR-XVI4 ... ; SC-CAMLR-XVV3). The analysis of multiannual observations (1977-1997) conducted by Siegel (Siegel et ... between the strong year-classes of krill and severe winters when the ice-cover extended itself northwards ...

   Meeting Document : WG-EMM-98/52 : Auteur(s): K. Shust (Russia)

10. Estimates of sustainable yield for 50 data-poor stocks in the Pacific coast groundfish fishery management plan

    Abstract:  The Magnuson-Stevens Fishery Conservation and Management Reauthorization Act of 2006 ... of sustainable yield for many these species were previously based on undocumented, ad-hoc analyses ... . We present estimates of sustainable yield for 50 of these stocks using two recently developed models ... designed to inform management of data-poor stocks. These models rely on recently reconstructed time series ...

    Meeting Document : WG-SAM-11/P1 : Auteur(s): E.J. Dick and A.D. McCall

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