Résultats de la recherche

1. PROPOSAL FOR AN EXTENSION TO THE MARK–RECAPTURE EXPERIMENT TO ESTIMATE TOOTHFISH POPULATION SIZE IN THE SOUTH OF SUBAREA 48.4

   fishing season with the aims of providing the data required for assessments of the population structure ... with discard weights at 19% and 0.8% of toothfish catches, respectively. These rates are similar to ... experiment in the South of Subarea 48.4 in 2009/10 with a combined catch limit of 75 tonnes for Dissostichus ... spp. 6. It is proposed that tagging effort is restricted to D. mawsoni which dominates catches in the ...

   Meeting Document : WG-FSA-09/18 : Auteur(s): J. Roberts and D.J. Agnew (United Kingdom)

2. DEVELOPING A ‘BEST AVAILABLE SCIENCE’ BATHYMETRIC DATA FRAMEWORK FOR FISHERIES MANAGEMENT IN THE ROSS SEA

   sources improve with time through additional data collection and analytical methods. In addition, the ... and also improve with research through time. We report on an effort to define the current “best ... available science” bathymetric data for the Ross Sea region along with a set of spatial tools in the form of ... computer scripts that provide a transparent and citable method to derive standard summary statistics for ...

   Meeting Document : WG-FSA-09/38 : Auteur(s): S.J. Parker, S.M. Hanchet, B. Wood and A. Dunn (New Zealand)

3. Time series of Antarctic krill estimates around the South Shetland Islands from 2013 to 2019

   Subarea 48.1 is submitted with accompanying description of the acoustic survey and data analysis ... data were collected with ship-mounted Simrad EK60 scientific echosounder system. A swarm-based Echoview ... EV template was used for echo-integration, and the areal krill density with coefficient of variance ... (CV) was calculated following Jolly and Hampton (1990). The results suggest that krill distribution ...

   Meeting Document : SG-ASAM-2019/04 Rev. 1 : Auteur(s): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu

4. Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in May 2004

   using the assessment methods of CCAMLR for SAFAG 21. Author(s):  C.R. Davies, T. Lamb, A.J. Constable ...

   Meeting Document : WG-FSA-04/77 : Auteur(s): C.R. Davies, T. Lamb, A.J. Constable and R. Williams (Australia)

5. Characteristics of water flows in areas for Antarctic krill concentrations near the South Shetland Islands

   into South Georgia or the South Orkneys. Author(s):  Naganobu, M., Ichii, T. Title:  Characteristics of ...

   Meeting Document : WG-EMM-95/49 : Auteur(s): Naganobu, M., Ichii, T.

6. A note on the chlorophyll measurement by satellite remote sensing in the Antarctic Ocean

   images. Author(s):  T. Ogishima, M. Naganobu and S. Matsumura (Japan) Title:  A note on the chlorophyll ...

   Meeting Document : WG-KRILL-93/33 : Auteur(s): T. Ogishima, M. Naganobu and S. Matsumura (Japan)

7. South Orkney Island 2016 Antarctic krill and ecosystem monitoring

   , T. Rustand and R. Pedersen Title:  South Orkney Island 2016 Antarctic krill and ecosystem monitoring ...

   Meeting Document : WG-EMM-16/P03 : Auteur(s): B.A. Krafft, G. Skaret, L.A. Krag, T. Rustand and R. Pedersen

8. Distribution of foraging by female Antarctic fur seals

   develop a function that described the foraging distribution for the whole breeding population of females ... . The result was consistent with past observations from ship-based surveys and it allowed estimation of ... the spatial impact of breeding female fur seals on krill at South Georgia. This suggested that, in ... extreme cases and assuming that krill influx is limited, female fur seals could eat most of the krill ...

   Meeting Document : WG-EMM-03/38 : Auteur(s): I.L. Boyd, I.J. Staniland and A.R. Martin (United Kingdom)

9. Length-age composition of icefish (Champsocephalus gunnari, perciformes, notothenioidei, Channichthyidae) from different locations of South Georgia Island subarea

   maturing individuals as they grow. It has been defined that a part of western group of fish at the age of 2 ... -3 years had been migrating towards the Shag Rocks. It has been found that predomination of ... could rapidly set up and restore high abundance in Subarea just owing to that character in conjunction ... with pelagization of species, earlier age of sexual maturity as compared to notothenia and favourable ...

   Meeting Document : WG-FSA-00/32 : Auteur(s): Zh.A. Frolkina (Russia)

10. Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill

    . There is now extensive evidence that there are years when there is a very low abundance of Antarctic ... krill (Euphausia superba) in the South Georgia area, and that the variation affects much of the ... ecosystem with the most obvious impacts on survival and breeding success of some of the major krill ... krill and the transport pathways emphasizing that both the causes and the consequences of events at ...

    Meeting Document : WS-AREA 48-98/8 : Auteur(s): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)

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