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1. Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)

   , devoted to study two krill species (Euphausia superba and Euphausia crystallorophias), was carried out in ... identifying main water masses and oceanographic features. Acoustic data were processed in order to distinguish ... first time a detailed description of the krill distribution in the Ross Sea area related to ... crystallorophias one. The first species was almost exclusively present in the northern area, interesting only a ...

   Meeting Document : WG-EMM-02/38 : Автор(ы): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)

2. Exploitation of mesoscale oceanographic features by grey-headed albatross Thalassarche chrysostoma in the southern Indian Ocean

   association with mesoscale oceanographic features, as identified by sea surface height anomalies, in the ... anomalies created by the Agulhas Return Current in the Subtropical Convergence and the Subantarctic zones ... . In contrast, during chick-rearing all tracked birds foraged to the southwest of the island, at the ... edges of anomalies along the South-West Indian Ridge. Previous work in this area has shown that these ...

   Meeting Document : WG-FSA-01/12 : Автор(ы): D.C. Nel, J.R.E. Lutjeharms, E.A. Pakhomov, I.J. Ansorge, P.G. Ryan and N.T.W. Klages (South Africa)

3. The influence of environmental variables and mitigation measures on seabird catch rates in the Japanese tuna longline fishery within the Australian Fishing Zone, 1991–1995

   environmental variables and mitigation measures upon catch rates of seabirds in the Japanese pelagic longline ... fishery. In the Australian Fishing Zone (AFZ) seabirds were most likely to be caught on longlines that ... were set during summer, in southern areas of the zone, and during daylight hours. However ... , interpretation of changes in catch rates resulting from the use of mitigation measures or from weather effects ...

   Meeting Document : WG-FSA-98/32 : Автор(ы): N. Brothers, R. Gales and T. Reid (Australia)

4. MULTIPLE INDICATORS SUGGEST A STRONG ECOSYSTEM ANOMALY AT SOUTH GEORGIA IN 2009

   local oceanographic and atmospheric conditions. Much of the observed variability in various fitness ... revealed a strong anomaly in early 2009. Above average sea temperatures, without any evidence of increased ... warm water inflow were followed by reduced icefish catches, a paucity of krill in icefish and penguin ... diets and low krill biomass in the regularly surveyed “Western Core Box”. Consequently many of the ...

   Meeting Document : WG-EMM-09/23 : Автор(ы): S. Hill, M. Belchier, M. Collins, S. Fielding, E. Murphy, P. Trathan, H. Venables and C. Waluda (United Kingdom)

5. Echo integration in low signal to noise regimes: methods of noise estimation and removal

   Abstract:  The results of acoustic surveys, especially in low signal-to-noise regimes, are ... contribution to the above-threshold-signal cannot later be removed in post processing. The only solution is to ... log unthresholded data and to correct for noise in post processing. Integrated data collected at 120 ... requires that logged data have high resolution in both depth and distance. It can be applied so long as ...

   Meeting Document : WG-EMM-97/74 : Автор(ы): Higginbottom, I., Pauly, T.

6. Towards a new method for age determination in Antarctic krill, and evidence that krill shrink under natural conditions

   maintained in conditions of low food availability. Recent studies have also demonstrated that E. superba ... individuals may be shrinking in the field during winter. If krill shrink during the winter, conclusions ... reached by length-frequency analysis may be unreliable. In this study, the correlation between the body ... -length and the crystalline cone number of the compound eye was examined. Samples collected in the late ...

   Meeting Document : WG-Krill-94/17 : Автор(ы): W. de la Mare (Australia)

7. Foraging zones of the two sibling species of giant petrels in the Indian Ocean throughout the annual cycle: implication for their conservation

   provided by ARGOS PTT. In order to assess differences in bycatch susceptibility, comparisons were made ... . Overall, in adults, all stages remained close to nesting sites, during and outside the breeding season ... , while juveniles dispersed throughout the southern ocean. In adults, the intersexual differences were ... higher than interspecific ones, with females showing a greater distribution range than males in both ...

   Meeting Document : WG-FSA-12/67 : Автор(ы): L. Thiers, K. Delord, C. Barbraud (France), R.A. Phillips (United Kingdom) and H. Weimerskirch (France)

8. Antarctic krill populations in the outflow region of the north-western Weddell Sea

   Abstract:  A meso-scale zooplankton and krill net sampling survey was carried out in the north ... -western Weddell See and in Bransfield Strait/western Antarctic Peninsula during late January to early ... distribution in the outflow region of the Weddell Sea. Due to severe pack-ice conditions, more than half of the ... highest in the western Peninsula region and lower in ice-covered Weddell Sea waters. Overall krill density ...

   Meeting Document : WG-EMM-13/24 : Автор(ы): V. Siegel (European Union)

9. Updated progress report on the research fishery for Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa: 2012/13 and 2013/14

   Abstract:  Japan and South Africa initiated a multi-year research plan in Statistical Subarea 48.6 ... as outlined in CM 41-04 (2012 & 2013) during the 2012/13 fishing season. Progress achieved during ... recaptured. Even though almost 50% of the recaptures are within season the progress in the northern section ... data to undertake tag-based assessment of the Dissostichus resource in the north of Subarea 48.6. We ...

   Meeting Document : WG-FSA-14/67 : Автор(ы): R. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa)

10. Research plan for exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia

    Abstract:  Exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions ... 58.4.1 and 58.4.2) began in 2003. Robust stock assessment and catch limits according to CCAMLR decision ... Conservation Measure 41–01 to support a proposal for an Australian vessel to participate in exploratory fishing ... within Divisions 58.4.1 (SSRUs C, E, G) and 58.4.2 (SSRU E). Standardised longline fishing, in ...

    Meeting Document : WG-SAM-15/10 : Автор(ы): Delegation of Australia

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