Résultats de la recherche

1. Fatty acid and stable isotope analyses to infer diet of Antarctic toothfish caught in the southern Ross Sea

   in the southern Ross Sea Abstract / Description:  To infer important prey resources for Antarctic ... evidence that a combination of these two techniques can delineate the main prey items of Antarctic ... sample collection and biomarker analyses for more pelagic and benthic biota are needed to better ... isotope ratio has been used extensively to delineate the trophic position of an animal (DeNiro and ... for freeze-dried organic mat- ter sources and animal tissues with a solution of methanol and ... programmed at 180°C for 5 min, raised from 180°C to 230°C at 3°C min–1, and then finally maintained at 230 ... for 20 replicates of urea was approximately 0.1‰ and 0.3‰ for δ13C and δ15N respectively. δ15N was ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 21–36 : Auteur(s): Jo, H.-S., I. Yeon, C. Lim, S.M. Hanchet, D.-W. Lee and C.-K. Kang

2. Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)

   density observed. Additionally, ages were predicted for each fish based on length, and compared with ages ... . No difference was found between predicted and estimated ages. We conclude that the two dominant modes ... observed in the length density represent different age cohorts separated by one year. File:  01ashford.pdf ... estimated to be from fish 1+ or 2+ years old, with mean total lengths of 32.5 cm and 41.3 cm respectively ... qij is the proportion of fi sh of age i within an age subsample for a length j. RESULTS Of the ... to the length-frequency peaks shown in Figure 2, indicating that the two large peaks represent year ... + 14+ 20 4 25 2 30 12 1 35 102 7 40 6 33 45 1 65 3 50 5 3 55 7 1 60 2 9 3 65 2 5 1 70 2 1 1 70+ 1 1 ... the region will be needed to clarify this matter. A product of this study is an age–length key for ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Auteur(s): Ashford, J., C. Jones, S. Bobko and I. Everson

3. e-cc-xxii-a4.pdf

   ... noted that the report of WG-FSA had substantially increased this year, an increase not anticipated or ... individual Member in respect of a single year, a single species group and one subarea/division. For the ... submission of an application for a new and exploratory fishery by a Contracting Party, the fishing company ... that procedures determined by the Commission last year had been followed for the use of the application/pdf attached to:SCAF-03

   Meeting Report : SCAF-03

4. Long-term monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)

   for the Elephant Island area with regard to the representativeness of the study area (60°-62 o 30´S ... and 53 o-57 o 30´W) for proportional recruit and density indices. Proportional recruitment indices ... one- and two-year-old krill (R 1 and R 2 respectively). Statistically significant fluctuations in ... interannual variability of krill recruitment is confirmed by the present analysis. Results are compared for ... analysis. Results are compared for one- and two-year-old ]an eddy system for another 30 days before ... density may vary by nearly two orders of magnitude and that the effects can persist for several years ... sampling and/or data handling and if calculation of R, (proportion of recruits for 2-year-old krill) may ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 19–35 : Auteur(s): Siegel, V., W. de la Mare and V. Loeb

5. The principal results of YugNIRO complex studies in the Indian sector of the Antarctic

   an important place. Secondly, development of scientific grounds for the rational fisheries was their ... Abstract:  In 1997 it was 30 years from the moment of launching YugNIRO fisheries studies in the ... Antarctic. Two essential points should be emphasized in the ideology and methodology of the studies carried ...

   Meeting Document : WG-EMM-98/12 : Auteur(s): V.I. Bondarenko, V.A. Bibik, V.V. Gerasimchook, E.P. Goubanov, A.V. Romanov and B.G. Trotsenko (Ukraine)

6. SC-CAMLR-XXX

   fisheries for Dissostichus spp. in 2011/12 Delegation of South Africa CCAMLR-XXX/20 Notifications of Spain’s ... United Kingdom CCAMLR-XXX/30 Proposal for a general conservation measure to implement Marine Protected ... -conveners of ad hoc TASO SC-CAMLR-XXX/09 An MPA scenario for the Ross Sea region Delegation of the USA SC ... CCAMLR-XXX/BG/15 Annual Report from SCAR to CCAMLR Submitted by SCAR CCAMLR-XXX/BG/19 30 years of krill ...

   Meeting

7. e-cc-xv-a4.pdf

   ... , should be reappointed auditor of the Commission for the next two years. 7. The Committee noted that the ... performed for the past two years, the Committee recommended that the Commission require a full audit to be ... originally adopted for a three-year trial period should be continued in 1997 and subsequent years. 13. The ... for a three-year period, the Commission would have the opportunity to gauge its effect on individual application/pdf attached to:SCAF-96

   Meeting Report : SCAF-96

8. Interactions between longline vessels and seabirds in Kerguelen waters and a method to reduce seabird mortality

   Abstract:  In recent years, a new longline fishery for the fish Dissostichus eleginoides has ... areas for procellariiform birds. Attractiveness of this fishery for seabirds, together with the ... developped in the vicinity of South Georgia and Kerguelen islands, two internationally important breeding ... , more attempts to feed on baits being made by skilled divers such as the white-chinned petrel (87% of ...

   Meeting Document : WG-IMALF-94/12 : Auteur(s): Yves Cherel, Henri Weimerskirch and Guy Duhamel (France)

9. Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area

   reported for the period 1983-1990. A trend of increasing N. rossii catches was observed, but the levels of ... inshore sub-populations of N. rossii and G. gibberifrons over the last 16 years was most probably caused ... with historical information on offshore commercial fishing and with the results of scientific surveys ... abundance were analysed using an ANOVA design, grouping the hauls on a sp1it;year basis. The split-year is ... performed on total and relative catches taken at PC are shown in Table 1. Split-year (1 May to 30 April ... . coriiceps. We have used N . coriiceps as a reference species to obtain an abundance index for N. rossii ... defined as the period from 1 May to 30 April next year. Variance was normalised using the trans ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Auteur(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux

10. Trends in bird and seal populations as indicators of a system shift in the Southern Ocean

    on several breeding sites have decreased severely, whilst two species have increased at the same time ... Abstract:  Although world oceans have been warming over the past 50 years, the impact on biotic ... components is poorly understood because of the difficulty of obtaining long-term data sets on marine ... organisms. The Southern Ocean plays a critical role on global climate and there is growing evidence of ...

    Meeting Document : WG-EMM-03/53 : Auteur(s): H. Weimerskirch, P. Inchausti, C. Guinet and C. Barbraud (France)

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