Résultats de la recherche

1. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17

   for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs 88.2A–B ... effective tagging survival and tag detection rates, both of which have decreased in the recent years ... fits to the data were adequate, and, as in previous assessments, the mark-recapture data provided the ... of non-convergence in the key biomass parameters. The precautionary yield, using the CCAMLR decision ...

   Meeting Document : WG-FSA-17/37 Rev. 1 : Auteur(s): S. Mormede

2. Cruise Report – Research Project: Demersal finfish distribution, abundance, and their biological characteristics in Statistical Subareas 48.1 (northern area) and 48.2

   48.2 (South Orkney Island). The sampling stations were set in approximately the same geographical ... ). As a result of nearing the maximum research catch specified in Subarea 48.1 (95% of authorized ... proposed stations completed (n=13). In Subarea 48.2, we were unable to complete the planned number of ... resulted in a very low sample size with which to estimate standing stock biomass, and thus results ...

   Meeting Document : WG-SAM-18/25 : Auteur(s): Delegation of Chile

3. Report from a krill- focused survey with RV Kronprins Haakon and land-based predator work in Antarctica during 2018/19

   survey that provides updated estimates of the biomass and distribution of krill which are used in models ... to estimate sustainable yield in CCAMLR Area 48 and 2) to develop knowledge on the marine environment ... as a survey initiated by CCAMLR in year 2000 for comparative purposes, but in addition focuses on ... research topics currently in focus. In terms of FBM, Marine Protected Area (MPA) development in CCAMLR ...

   Meeting Document : WG-EMM-2019/07 : Auteur(s): B. Krafft, K. Bakkeplass, T. Berge, M. Biuw, J. Erices, E. Jones, T. Knutsen, R. Kubilius, M. Kvalsund, U. Lindstrøm, G.J. Macaulay, A. Renner, A. Rey, H. Søiland, R. Wienerroither, H. Ahonen, J. Goto, N. Hoem, M. Huerta, J. Höfer, O. Iden, W. Jouanneau, L. Kruger, H. Liholt, A. Lowther, A. Makhado, M. Mestre, A. Narvestad, C. Oosthuisen, J. Rodrigues and R. Øyerhamn

4. Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22

   Abstract:  Exploratory fishing for toothfish (Dissostichus mawsoni) in East Antarctica (Divisions ... 58.4.1 and 58.4.2) began in 2003. Robust stock assessments and catch limits according to CCAMLR decision ... . 2017, Eléaume et al. 2018). Here, we update the research plan for 2018/19 to 2021/22 (WG-FSA-18/59), in ... years in non-stock-assessment years. Compared to last year (WG-FSA-18/59), this research plan has been ...

   Meeting Document : WG-FSA-2019/44 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain

5. The applicability of international conservation instruments to the establishment of marine protected areas in Antarctica

   , depending on their specific provisions, full application in Antarctic waters may be difficult, inappropriate ... concluded that although direct application of other international conservation agreements is in most cases ... timeframe in which these should take place. In addition, the consideration of Antarctic waters in parallel ... establishment of marine protected areas in Antarctica Approval:  Approved ...

   Meeting Document : WG-EMM-04/32 : Auteur(s): S. Grant (United Kingdom)

6. Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea

   -XXI. The first three are static allocations: the first is proportional to estimated predator demand in ... each SSMU; the second is proportional to the estimated standing stock of krill in each SSMU; and the ... third is proportional to the standing stock less predator demand in each SSMU. The fourth option is a ... dynamic allocation based on land-based predator monitoring conducted just prior to or early in the fishing ...

   Meeting Document : WG-EMM-03/36 : Auteur(s): R.P. Hewitt, G. Watters (USA) and P.N. Trathan (United Kingdom)

7. Streamer lines to reduce seabird by-catch in longline fisheries

   Abstract:  This two-page flyer targets commercial longline fishermen in Alaska. Aspects of the ... streamer line developed in the course of research in Alaskan demersal longline fisheries are described ... reduce seabird by-catch in longline fisheries Approval:  Approved ...

   Meeting Document : WG-FSA-03/18 : Auteur(s): E.F. Melvin (USA)

8. Secretariat work in support of WG-EMM

   the past year in support of WG-EMM. The outcome of these tasks are outlined in table format. Where ... required, detailed information is provided in meeting papers Author(s):  Secretariat Title:  Secretariat ... work in support of WG-EMM Approval:  Approved ...

   Meeting Document : WG-EMM-01/6 : Auteur(s): Secretariat

9. Fishing with pots in the Antarctic region (CCAMLR Statistical Subareas 48.1, 48.2 and 88.3)

   , with the purpose of determining the presence of Dissostichus spp. in Subareas 48.1, 48.2 and 88.3. In ... ) with 51.2 g/pot. In general, P. anemerae was captured in all researched subareas, with a higher yield ... in Subarea 48.2 (548.8 g/pot). Title:  Fishing with pots in the Antarctic region (CCAMLR Statistical ...

   Meeting Document : WG-FSA-98/20

10. ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CATCH AND CPUE DATA

    Abstract:  An attempt to use reported catch and CPUE data based on data of observers in the ... assessment of Antarctic toothfish stock in Division 58.4.1 is made. Unlike some previous results obtained for ... toothfish stock biomass in the Ross Sea. As a result of implementation of an age-structured and a dynamic ... production models, current stock biomass in this division is estimated as about 12000 t, while the estimate ...

    Meeting Document : WG-FSA-09/14 Rev. 1 : Auteur(s): D. Vasilyev, K. Shust, A. Petrov, V. Tatarnikov and I. Istomin (Russia)

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