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1. Krill caught by predators and nets revisited: interpreting prey selection in proper temporal–spatial scales

   frequently show differences that have fueled speculation of prey selectivity by predators. Krill, however ... , are not homogenously distributed and matching temporal-spatial scales of sample collections can be ... compare krill length frequency data collected over the entire West area of the U.S. AMLR survey grid with ... that collected only in fur seal foraging habitat. Both are compared to krill in fur seal diet. When ...

   Meeting Document : WG-EMM-04/49 : Autor(es): M.E. Goebel, V. Loeb, D.P. Costa, S.N. Sexton, A.R. Banks, J.D. Lipsky and A.C. Allen (USA)

2. Mitigation trials and recommendations to reduce seabird mortality in the pelagic icefish (Champsocephalus gunnari) fishery (Subarea 48.3)

   ) season in sub-area 48.3, to quantify seabird interaction with fishing operations, to trial different ... mitigation methods in an attempt to reduce seabird mortality caused by entanglement with the net and to ... idea of binding the net with sisal string on shooting, in order to prevent it opening until it had sunk ... feed from the net. Observations suggest this technique to be highly efficient and adoption of this ...

   Meeting Document : WG-FSA-05/59 : Autor(es): J.O. Roe (United Kingdom)

3. Population, breeding, diet and conservation of Crozet shag Phalacrocorax [atriceps] melanogenis at Marion Island, 1994/95 to 2002/03

   birds breeding in any given season. The decreases coincided with a period of warming and reduced ... precipitation at Marion Island and with a decrease in the number of gentoo penguins Pygoscelis papua breeding ... . Nototheniid fish and the decapod Nauticaris marionis continued to be important in the diet of Crozet shags ... the mid 1980s. Crozet shags breed for the first time when aged three years. It is probable that about ...

   Meeting Document : WG-EMM-03/17 : Autor(es): R.J.M. Crawford, J. Cooper, B.M. Dyer, A.C. Wolfaardt, D. Tshingana, K. Spencer, S.L. Petersen, J.L. Nel, D.G. Keith, C.L. Holness, B. Hanise, M.D. Greyling and M. du Toit (South Africa)

4. A preliminary stock assessment in SSRUS 486A, G: A Bayesian and CPUE based biomass dynamic model

   contributed little to the abundance estimates. This indicates that other modelling framework should be ... area of 48.6 (SSRU 48.6A, 48.6G). Antarctic and Patagonian toothfish presented a high proportion with ... assessment model, it is highly recommendable to continue with the collection of the data by scientific ... observed and tagging and release program. Bayesian data-poor models seem to be appropriated to treat data ...

   Meeting Document : WG-SAM-13/29 : Autor(es): R. Wiff, J.C. Quiroz (Chile) and R. Scott (United Kingdom)

5. Detection of growth zones in the eyestalk of the Antarctic krill Euphausia superba (Dana, 1852) (Euphausiacea)

   narrower growth zones from the third zone and onwards compared with males. Data show that male subadult ... increased with increasing body length, although there were differences between sexes. Females tended to have ... and a verification of the ageing procedure from krill with a known age is needed before the number of ... growth zones can be definitely established as an indicator of age. The detection of growth zones in the ...

   Meeting Document : WG-EMM-16/P02 : Autor(es): B.A. Krafft, M. Kvalsund, G. Søvik, E. Farestveit and A.-L. Agnalt

6. PRELIMINARY ESTIMATION OF PENGUIN BREEDING ABUNDANCE AT SPATIAL-SCALES OF RELEVANCE TO CCAMLR: INCORPORATING UNCERTAINTY IN COUNT DATA

   Antarctic data for Adélie penguins. It was recognised that the abundance estimates would not be corrected ... immediate inter-sessional work to be reported to WG-EMM-08. The work to be undertaken included preliminary ... for availability (e.g. nest failure) and hence would to some extent be biased estimates of the ... , uncertainty associated with accuracy or repeatability of the counts varied substantially between SSMUs (95 ...

   Meeting Document : WG-EMM-08/53 : Autor(es): H. Lynch, R. Naveen (USA), J. McKinlay, C. Southwell (Australia), P. Trathan (United Kingdom), W. Trivelpiece, S. Trivelpiece (USA) and D. Ramm (CCAMLR Secretariat)

7. Design of the Italian acoustic survey in the Ross Sea for the Austral summer 2003/04

   presents the next Italian survey, that will be carried out in the Ross Sea during the austral summer 2003 ... Abstract:  In agreement with the Report of the IXX WG-EMM (Art. 2.78; p.128), the current paper ... masses which influence krill ecological behaviour. All these activities will be undertaken synoptically ... along a cruise track (about 2500 nm) that gives an uniform density of acoustic, net and CTD samplings ...

   Meeting Document : WG-EMM-02/31 : Autor(es): M. Azzali, A. Sala and S. Manoukian (Italy)

8. THE CONVENTION ON THE CONSERVATION OF ANTARCTIC MARINE LIVING RESOURCES (CCAMLR) AND THE ECOSYSTEM APPROACH As published in the International Journal of Marine and Coastal Law, Vol. 23, No. 3, 2008

   management policies, can be an important tool to reverse this situation. CCAMLR was a pioneer in the ... continues to be a leader in its implementation. Ȁ rough its actions at scientific, institutional and ... compliance levels, it has attempted to balance conservation objectives with the maintenance of commercial ... the core conservation principles embodied in the Antarctic Treaty. Other regional fishery bodies that ...

   Meeting Document : CCAMLR-XXVII/BG/25 : Autor(es): Submitted by ASOC

9. Hierarchical monitoring plans to determine patterns of change in the Antarctic Marine Ecosystem

   with SOOS to ensure relevant data are available. We highlight that a hierarchical approach to ... required to detect change and to ascribe cause. We therefore propose that CCAMLR build even stronger links ... monitoring could be employed to detect the first signs of change. Author(s):  P. Trathan Title:  Hierarchical ...

   Meeting Document : WS-SM-18/06 : Autor(es): P. Trathan

10. Effect of missing modes on calibration sphere target strengths (ICES CM 1996/b: 37, Fish Capture Committee)

    Abstract:  It has been suggested that modes of vibration of solid elastic spheres, such as those ... used in the calibration of echo sounder systems, can be affected by the manner of suspension. This ... hypothesis is investigated in the context of reported experimental calibration trials with the SIMRAD EK500 ... tungsten carbide with 6% cobalt binder. Theoretical target strengths are computed for each sphere for the ...

    Meeting Document : WG-EMM-96/46 : Autor(es): Foote, K.G.

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