Résultats de la recherche

1. 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 ... assumption that there has been no persistent change in krill density should be tempered with the caution ... be verified, as another assumption of the krill yield model is that the statistical distribution of ... with a mesh size of 4 mm, although comparisons with RMTl catches (330 pm mesh size) indicate that ... eddies and meanders. It may be that the mean retention time for krill is much longer in this area ...

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

2. Inclusion of fisheries notifications in the Database of Upcoming Expeditions to the Southern Ocean

   deployment of observational platforms or collection of data from regions that may not be routinely visited by ... community that supports the planning of collaborative field programs by providing basic information on ...

   Meeting Document : CCAMLR-38/BG/26 : Auteur(s): Submitted by SCOR

3. RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10

   shallow points of < 500 m in SSRU A in order to avoid catching small fishes. A Trot line system will be ... status and biological characteristics of Dissostichus spp. with the information collected by the Trot ... one fishing line, will be used in order to standardize the CPUE of Trot line more accurately in this ... . Concentrated tagging, 3 fish/ton, will be made to apply the mark-and-recapture studies. Author(s):  Delegation ...

   Meeting Document : WG-SAM-09/11 : Auteur(s): Delegation of Japan

4. The effects of monitoring procedures on Adélie penguins

   /92. This contrasts with the results of Ainley et al. (1983) who found that the survival rate of ... birds with new bands was 28% lower than that of birds with bands older than one year. However, the ... with multiple foraging trips during chick rearing. We have noted that three females banded in 1990/91 ... implanted transponders versus bands has yet to be proven. We have found that a small proportion ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Auteur(s): Clarke, J. and K. Kerry

5. Assessment of Patagonian toothfish (D. eleginoides) in Subarea 48.4

   Patagonian toothfish (D. eleginoides) in Subarea 48.4.   Author(s):  T. Earl Title:  Assessment of Patagonian ...

   Meeting Document : WG-FSA-17/52 : Auteur(s): T. Earl

6. Distribution of krill (Euphausia superba Dana) catches in the South Shetlands and South Orkneys

   , foraging ranges and population sizes from the literature are used to show that for some years catches ... within 100 km of predator colonies between December and March may be up to 45% of the land-based predator ... is likely to emerge in areas of high overlap between predators and the fishery earlier than would be ... Statistical Bulletin were the first clear suggestions that the fishery might be regularly located in quite ... by first taking the initial estimate of the catch to be equal to the lower catch bound for that ... same sorts of ratios of catch to be withstood by the prey stock as in other ecosystems, and that ... sustainable exploitation rate, with the implication that these levels will not impact adversely on predator ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 287–303 : Auteur(s): Agnew, D.J.

7. The use of Port State measures to improve fisheries compliance at the international levelIssues and instruments – the CCAMLR case

   (MOUs), which would be based on minimum standards. The more ambitious goal to promote legally binding ... harmonized mandatory port State regimes setting down clear and detailed rules that enable port authorities ... . Port State-related measures need to be expanded and strengthened in order to increase pressure on IUU ...

   Meeting Document : CCAMLR-XXV/BG/29 : Auteur(s): Submitted by ASOC

8. VARIABILITY IN KRILL BIOMASS LINKS HARVESTING AND CLIMATE WARMING TO PENGUIN POPULATION CHANGES IN ANTARCTICA

   areas on the planet, with 5–6 °C increases in mean winter air temperatures and associated decreases in ... region, the “sea-ice hypothesis,” proposes that reductions in winter sea ice have led directly to ... of an alternative, more robust hypothesis that attributes both increases and decreases in penguin ... penguin abundance with trends in krill biomass explains why populations of Adélie and chinstrap penguins ...

   Meeting Document : WG-EMM-11/P1 : Auteur(s): W.Z. Trivelpiece, J.T. Hinke, A.K. Miller, C.S. Reiss, S.G. Trivelpiece and G.M. Watters

9. Monitoring krill population variability using seabirds and seals at South Georgia – new samplers provide new insights

   associated with periods of low krill biomass, has shown that the population dynamics of krill is a major ... responses to changes in krill abundance but also provide critical dietary data with which to elucidate the ... information on the key life-history parameters of prey species that are fundamental to reducing uncertainty in ...

   Meeting Document : WG-EMM-04/63 : Auteur(s): K. Reid, E.J. Murphy, J.P. Croxall and P.N. Trathan (United Kingdom)

10. Research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.3a

    coming years in order to achieve a robust stock assessment that would provide advice on a catch limit ... according to CCAMLR decision rules. This paper aims to present a research plan for 2014/2015 that takes into ... model structure is improved with sub-fisheries “deep” and “shallow”. Three scenarios are tested. B 0 is ... estimated at around 400 tonnes and B 2013 /B 0 at around 50%. With Petersen’s method, geometric mean stock ...

    Meeting Document : WG-SAM-14/17 : Auteur(s): Delegation of France

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