Résultats de la recherche

1. Tests for anomalous years in the CCAMLR index series (draft)

   Abstract:  The properties of a method for detecting anomalous years in CCAMLR index series are ... obtained on the assumption that the series being considered consists of random values from a constant ... present, at least according to one model For cases like (b) it is proposed that a Box-Cox transformation ... from a wide range of distributions. Some examples are given to illustrate the performance of the ...

   Meeting Document : WG-EMM-Stats-97/06 : Auteur(s): MacKenzie, D., Manly, B.F.

2. Research plan for exploratory fishing for toothfish (Dissostichus spp.) in 2016/17 in Division 58.4.1 by France

   remain unchanged at 660 tonnes for 2016/17 to maximize the expectation of tag-recapture and the approach ... seabed analogy. In the absence of an assessment using the CCAMLR decision rules, the catch limit should ... of allocation and collaboration between Members should be maintained. Author(s):  Delegation of ...

   Meeting Document : WG-SAM-16/01 : Auteur(s): Delegation of France

3. CCAMLR research and exploratory fishing: commercial fishing disguised as scientific research

   the ecosystem, putting the future of Antarctic marine living resources at risk. The Second Performance ... exploratory fishing conservation measures are not meeting the objectives of the Convention. Research and ... exploratory fishing activities are not increasing our understanding of the fished species and its impact on ... including the restriction of research fishing under CM 24-01 to non-commercial research surveys. Align all ...

   Meeting Document : SC-CAMLR-XXXVII/BG/28 : Auteur(s): Submitted by ASOC

4. Chemical marking protocols for Antarctic starry skate age validation

   gun at a dose rate of 25 mg per kg of skate (± 10 mg/kg). Recaptured skates should be frozen whole, or ... (Amblyraja georgiana). This study is a fast, simple ‘add-on’ that will complement the aims of the skate ... a selection of caudal thorns removed and frozen, and returned to Wellington for lab analysis. The ...

   Meeting Document : WG-SAM-2019/10 : Auteur(s): M. Francis and S. Parker

5. WG-FSA-98

   summary of observations on board longline vessels operating within the CCAMLR Convention Area Secretariat ... requirements for 1999 Secretariat WG-FSA-98/13 About the fecundity of Patagonian toothfish (Dissostichus ... Surface areas of seabed within the 500 m isobath for regions within the South Shetland Islands (Subarea ... trawl survey of Elephant Island and the lower South Shetland Islands (Subarea 48.1) C.D. Jones (USA), K ...

   Meeting

6. Report on Argentine CCAMLR Subarea 48.3 survey: fish

   Abstract:  Information on biological aspects of the finfish catches obtained in the survey of BIP ... presented. A total of 25 tows were taken, catches comprised sixteen finfish species, being Champsocephalus ... in the shelf of the South Georgias Islands. Total lengths ranged from 4 to 55 cm, 7 to 63 cm, 9 to 51 ... differences were found between them (ANCOVA p<0.05). Length at first maturity (L50) was estimated in 26.87 ...

   Meeting Document : WG-FSA-13/62 : Auteur(s): A. Zavatteri and A. Giussi (Argentina)

7. Draft standard methods for environmental indices F1, F3 and F4

   recording sea-ice cover viewed from a CEMP site (Index F1), local weather at a CEMP site (Index F3) and snow ... cover at a CEMP site (Index F4). The information at hand was reviewed, and a revised approach to ...

   Meeting Document : WG-EMM-99/12 : Auteur(s): Secretariat

8. Seasonal relationships in biological parameters and in spatial distribution in the euphausiid populations sampled during the XIIIth and XVth expedition to the Ross Sea

   samples data on Euphasiids were analysed at the aim of: 1) obtain a general picture of interannual and ... Abstract:  This report summarises the results of krill studies from a large-scale surveys of the ... seasonal variability of distribution pattern and abundance of Euphausia superba and Euphausia ... of E. superba and its possible spatial and temporal variations across the investigated area. The ...

   Meeting Document : WG-EMM-01/62 : Auteur(s): M. Azzali, J. Kalinowski, G. Lanciani, I. Leonori and A. Sala (Italy)

9. Improvements to the multiple-frequency method for in situ target strength measurements

   to improve the accuracy and precision of in-situ target strength (TS) measurements using split-beam ... improves the rejection of unresolvable and constructively interfering target multiples by combining ... synchronized signals from two or more adjacent split-beam transducers of different frequencies which are not ... integer multiples of each other. In this study, the method itself was improved by: 1) optimizing the ...

   Meeting Document : WG-EMM-99/38 : Auteur(s): D.A. Demer (USA) and M.A. Soule (South Africa)

10. Finfish distribution and abundance in Subareas 48.1 and 48.2, 2016–2018. Research proposal for the second year

    Abstract:  According to the experience gained in the first phase of the research and observations ... made by WG-SAM-16, a new proposal is provided to determine the distribution and abundance of fish in ... of Elephant Island and north of South Orkney Islands, between 100 and 500 m of depth (Depth strata ... daily stages of operation, performed with a midwater trawl, with six random spatially distributed hauls ...

    Meeting Document : WG-FSA-16/31 : Auteur(s): Delegation of Chile

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