Résultats de la recherche

1. Is toothfish catch correlated with the catch of vulnerable benthic invertebrate taxa?

   Abstract:  Accurate estimation of the true impact of bottom fishing on vulnerable marine ... ecosystems (VMEs) requires knowledge of the distribution of those communities relative to the fishing ... study used the catch of the six most common vulnerable invertebrate taxa reported by observers on New ... Zealand vessels during the 2009/10 Ross Sea longline fisheries to correlate toothfish catch rates and ...

   Meeting Document : WG-EMM-10/27 : Auteur(s): S.J. Parker and M.H. Smith (New Zealand)

2. A biomass estimate of Antarctic krill (Euphausia superba) at the Balleny Islands

   Abstract:  The biomass of Antarctic krill (Euphausia superba) at the Balleny Islands, Antarctica ... data processing followed the recommendations of CCAMLR SG-ASAM.  Two parameterisations of the krill ... acoustic target strength model were used.  The first parameterisation assumed a vertical orientation of ... krill, θ, as a normal distribution, mean = 11°, standard deviation = 4°, N(11,4), the second ...

   Meeting Document : WG-EMM-15/17 Rev. 1 : Auteur(s): M.J. Cox (Australia), Y. Ladroit, P. Escobar-Flores and R.L. O’Driscoll (New Zealand)

3. 2018 International Conference on Assessing Status and Trends of Habitats, Key Species and Ecosystems in the Southern Ocean, Hobart, Tasmania, Australia

   Abstract:  The program Integrating Climate and Ecosystem Dynamics, which is a partner program of ... ecosystems in the Southern Ocean in April 2018.  This background paper is an invitation to Members of the SC ... ) Assessments of status and trends in habitats, species and ecosystems, and the causes of change (attribution ... systems to estimate dynamics and change.  These themes aim to facilitate contributions of the Antarctic ...

   Meeting Document : SC-CAMLR-XXXIV/BG/22 : Auteur(s): Delegation of Australia

4. A multivariate approach to examining patterns in research fishing activities using the SSRU 88.2A–B North survey as an example

   Abstract:  The WG-SAM in 2016 “agreed the importance of identifying a set of diagnostics and clear ... criteria to assess the likelihood that a vessel is operating as would be expected in normal research ... achieve such a goal (WG-SAM 2016, paragraph 4.19). In this paper, we further develop the analysis of Large ... et al. (2016), using fishing activities in the northern Ross Sea region as an example. We investigate ...

   Meeting Document : WG-FSA-16/46 : Auteur(s): S. Mormede, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø

5. An outline of narrowband echosounder survey methods to estimate biomass of Antarctic krill in CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru

   will be conducted in CCAMLR Division 58.4.1 during 2018/19. The biomass estimation will be conducted ... according to the up-to-date CCAMLR standard protocol. The first standardized survey was conducted by CCAMLR ... in 2000 as the CCAMLR-2000 survey. Quantitative echosounders has evolved since then and a current ... broadband frequency modulation wave (FM), CW will be used for biomass estimation to follow the CCAMLR ...

   Meeting Document : SG-ASAM-18/02 : Auteur(s): K. Abe, K. Amakasu, R. Matsukura, T. Mukai and H. Murase

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

   Abstract:  Conservation Measure 32-18 on the conservation of sharks specifies that “directed ... fishing on shark species in the Convention Area for purposes other than scientific research, is prohibited ... trends in shark by-catch in the CAMLR Convention Area using information reported by vessels and ... 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

7. Annual report of research fishing operations at Division 58.4.4b in the 2017/18 fishing season

   Abstract:  This paper represents the annual report of a multi-member longline survey on Patagonian ... toothfish (Dissostichus eleginoides) at Division 58.4.4b in the 2017/18 fishing season by France and Japan ... . eleginoides in 58.4.4b_2. The data set, C2 and Observer data, was provided by the CCAMLR Secretariat on the ... 3th August, 2018. In this paper, the data set during current fishing season (2017/18) was used for ...

   Meeting Document : WG-FSA-18/67 : Auteur(s): Delegations of Japan and France

8. Penguins, fur seals, and fishing: prey requirements and potential competition in the South Shetland Islands, Antarctica

   may have a significant effect on krill abundance, we estimated the energy and prey requirements of ... and female Antarctic fur seals (Arctocephalus gazella) breeding on the South Shetland Islands ... , Antarctica and compared these estimates with catch statistics from the Antarctic krill fishery. Published ... offspring. Due to their large population size, chinstrap penguins were the most significant krill predators ...

   Meeting Document : WG-EMM-99/57 : Auteur(s): D.A. Croll and B.R. Tershy (USA)

9. Longterm monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)

   Abstract:  Krill distribution and density are reviewed for the Elephant Island area with regard to ... the representativeness of the study area (60°- 62°30'S and 53°- 57°30 'W) for the ... recruitment and density indices. Recruitment indices were re-calculated applying the delta distribution ... approach introduced by de la Mare (1994a). The high interannual variability of krill recruitment is ...

   Meeting Document : WG-EMM-96/45 : Auteur(s): de la Mare, W., Loeb, V., Siegel, V.

10. Large scale circulation in the South Atlantic: estimates from giant iceberg drift rates

    Abstract:  The paper reports work currently in progress and presents estimates for ocean ... circulation in the Scotia Sea. The estimates are derived from the drift rates of giant icebergs calved in the ... Weddell Sea since 1974. Comparison with other estimates is limited by the lack of studies reported in the ... (United Kingdom) Title:  Large scale circulation in the South Atlantic: estimates from giant iceberg drift ...

    Meeting Document : WS-Flux-94/06 : Auteur(s): P.N. Trathan and C. Symon (United Kingdom)

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