Résultats de la recherche

1. Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia

   both up and down slope at particular times of year. Months with a high mean length at depth are May and ... year to year, but in 1998 there seem to have been two spawning events. The first was in late April ... , suggesting movement of animals both up and down slope at particular times of year. Months with a high mean ... . When this fishery started in 1989, fishing was conducted year round (CCAMLR, 1998). However ... has been no suggestion of a massive concentration of effort in one small area. However, the fishery ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Auteur(s): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce

2. The krill distribution in waters around the South Shetland Islands: Preliminary results from an acoustic survey conducted by a Chinese krill fishing vessel in December 2013

   was conducted by the Chinese krill fishing vessel ‘FURONGHAI' in waters around the South Shetland ... strait. The majority of the krill swarms were found in the upper 100 m with a thickness less than 30 m ... coming fishing seasons. Author(s):  X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s ...

   Meeting Document : WG-EMM-14/47 : Auteur(s): X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s Republic of China)

3. Are penguins and seals in competition for Antarctic krill at South Georgia?

   1989 and 2000. Foraging ranges of the two species showed considerable overlap in both years but the ... ) satellite-tracking data to investigate the spatial separation of these two species whilst at sea during the ... prevalence of krill in the diet of the two predators differed with less krill in the diet of macaroni ... consumers of Antarctic krill. In recent years the population of fur seals has increased whereas that of ...

   Meeting Document : WG-EMM-01/22 : Auteur(s): K.E. Barlow, I.L. Boyd, J.P. Croxall, I.J. Staniland, K. Reid and A.S. Brierley (United Kingdom)

4. A method to evaluate selection of Antarctic krill in towed fishing gears

   traditionally collected during timely and costly fishing experiments in the field where one design is tested at ... all relevant sizes of diamond meshes 5- 40 mm and the opening angles of 10- 90 degrees. Our ... . Author(s):  L.A. Krag, B. Herrmann (Denmark), S. Iversen, A. Engås, S. Nordrum and B.A. Krafft (Norway ...

   Meeting Document : WG-EMM-13/34 : Auteur(s): L.A. Krag, B. Herrmann (Denmark), S. Iversen, A. Engås, S. Nordrum and B.A. Krafft (Norway)

5. Comparison of census methods for black-browed albatrosses breeding at the Ildefonso Archipelago, Chile

   the Ildefonso Archipelago, Chile, for > 90 years the population has never been censused using ... -browed albatrosses in the world. Author(s):  G. Robertson, K. Lawton (Australia), C.A. Moreno (Chile), R ...

   Meeting Document : WG-FSA-06/12 : Auteur(s): G. Robertson, K. Lawton (Australia), C.A. Moreno (Chile), R. Kirkwood (Australia) and J. Valencia (Chile)

6. Temperature-dependent growth of Thysanoessa macrura: inter-annual and spatial variability

   on pelagic ecosystems.  Here, we used length frequencies from bi-annual surveys conducted one month ... apart to estimate growth rates of one the most euphausiids in the Southern Ocean, Thysanoessa macrura ... . We analyzed data from four separate years (1995, 1998, 2001, 2004) that varied widely in temperature ... growth. Growth rates of T. macrura varied between years and water masses, ranging from-0.037 mm day-1 in ...

   Meeting Document : WG-EMM-13/39 : Auteur(s): R.M. Driscoll, C.S. Reiss and B.T. Hentschel (USA)

7. Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia

   a fish's past history. As part of an effort to study Antarctic fish growth and population ... necessity for an errorless estimation of age. Age determination can provide basic life history information ... , including mortality, population age structure, and changes in individual growth. Most investigations have ... periodicity in Antarctic hydrographic conditions, age determination of Antarctic fish has proven to be ...

   Meeting Document : SC-CAMLR-VI/BG/43 : Auteur(s): R. Radtke (USA)

8. Integrated analysis of the by-catch data in the Ross Sea toothfish fishery

   significant varied across years and by SSMU and among longline gear types.  The spatial-temporal heterogeneity ... the CCAMLR Article II the following activities are proposed: investigations of spatial-temporal ... . Author(s):  S. Kasatkina Title:  Integrated analysis of the by-catch data in the Ross Sea toothfish ...

   Meeting Document : WG-FSA-16/13 Rev. 1 : Auteur(s): S. Kasatkina

9. REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA

   growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ... Abstract:  A previous study on the age and growth of Amblyraja georgiana in the Ross Sea suggested ... that these skates initially grow very rapidly for about five years, after which growth almost ceases ... (Francis and Ó Maolagáin, 2005). We present an alternative interpretation of age and growth in A. georgiana ...

   Meeting Document : WG-FSA-08/21 : Auteur(s): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)

10. An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6

    season 2018/2019 (End of August 2019). This updated assessment model is based on the best available data ... (Sinègre et al., 2017b), this assessment accounts for (1) updated data (2017/2018 & 2018/2019) (2 ... than the one obtained in 2017, with an estimate of 54 610 tons (48 560-60 880). The estimate of the ... , State-space model, Population dynamic model Author(s):  F. Massiot-Granier, G. Duhamel and C. Péron ...

    Meeting Document : WG-FSA-2019/57 Rev. 1 : Auteur(s): F. Massiot-Granier, G. Duhamel and C. Péron

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