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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Oceanic condition and zooplankton distribution/ abundance in Bransfield Strait during austral summer 1989/1990

    to hydrographic condition, a total of 29 sampling stations was occupied for the CTD casts and ... plankton towings in a systematic grid from December 29, 1989 to January 7, 1990. Comparisons of temperature ... east of Trinity Island, then joins the Bellingshausen Sea water (warm and less saline water) near the ... south of Deception Island, and meanders northeastward in the surface layer of the northern strait ...

    Meeting Document : WG-KRILL-91/14 : Автор(ы): S.M. Kim and M.S. Suk (Korea)

  2. Historical data synthesis in the Southern Ocean: Priority data sets

    Abstract:  As part of its long-term goal, ICED encourages the rescue and integration of existing ... data sets to enable investigation of long-term, large-scale ecosystem dynamics across the Southern ... , against which we can assess current and future dynamics of ecosystems under scenarios of climate and ... give an example of an historical data rescue project that is being conducted by ICED scientists at the ...

    Meeting Document : WG-EMM-13/19 : Автор(ы): N.M. Johnston, E.J. Murphy, J.R.D. Silk, C.M. Waluda, S.L. Hill and R.D. Cavanagh (United Kingdom) on behalf of the ICED Scientific Steering Committee

  3. Variability in krill length distribution in 48.1 derived from data collected by scientific observers

    Abstract:  Information on the length distribution of krill in the catch, and the spatial and ... temporal patterns of krill length in the population is essential to assess krill population status and ... dynamics, and the impacts of a fishery on the stocks. Here, we use generalised additive models (GAM) and ... generalised additive mixed models (GAMM) to evaluate the spatial and temporal patterns of length in Antarctic ...

    Meeting Document : WG-EMM-15/16 : Автор(ы): P. Ziegler, S. Kawaguchi D. Welsford and A. Constable (Australia)

  4. Operational interactions between cetaceans and the Patagonian toothfish (Dissostichus eleginoides) industrial fishery off Southern Chile

    higher frequency than any other species during fishing operations. In 60% of all monitored sets sperm ... whales were present, while orcas (Orcinus orca) were found in only 10% of these. When cetaceans were ... present, evidence of damaged catch included lips, heads and trunks and a total of 121 lips, 16 heads and 3 ... trunks were recovered. Mean rate of predation was 3% (± 2% CI 95%; n=180 sets) and ranged between 0% and ...

    Meeting Document : WG-FSA-03/95 : Автор(ы): R. Hucke-Gaete, C.A. Moreno and J.A. Arata (Chile)

  5. Beach debris survey – Signy Island, South Orkney Islands 2002

    categories. A total of 39 items weighing 25.47kg were collected. The number of items found was the largest ... since 1999/00 and the total mass of the waste recovered was the highest recorded since 1994/95 (an ... increase of 59% by number and 97% by mass since 2000/01). There was an increase in the number of plastic ... % of all items recorded, followed by wood (23%). Classifying the waste by source revealed that almost ...

    Meeting Document : SC-CAMLR-XXI/BG/05 : Автор(ы): Delegation of the United Kingdom

  6. CEMP INDICES: 2009 UPDATE

    indicator species collected by standard methods in the three Integrated Study Regions of the Convention Area ... . Each year the Secretariat updates the standardised index values and provides a summary of trends and ... and 12 CEMP parameters in 2008/09. This continues a decreasing trend in the amounts of data being ... submitted to the CCAMLR database. No data was received from CEMP sites in Area 88. Since 1989/90, a total of ...

    Meeting Document : WG-EMM-09/05 : Автор(ы): Secretariat

  7. INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES (ICESCAPE): A METHOD FOR ESTIMATING ABUNDANCE AND ITS UNCERTAINTY FROM COUNT DATA USING ADÉLIE PENGUINS AS A CASE STUDY

    standardising animal count data to a common reference point of breeding chronological for species showing ... Animal Population Estimates) is suite of routines that implements a general abundance estimator ... , Southwell 2004a). Within this resampling framework all measures of uncertainty associated with originally ... achieved by standardising counts to a common reference point of breeding chronology by applying an ...

    Meeting Document : WG-EMM-09/20 : Автор(ы): J. McKinlay, C. Southwell and R. Trebilco (Australia)

  8. SEABIRD: DRAFT USER MANUAL V1.00-2008/06/18

    that allows a great deal of flexibility in specifying the population dynamics, parameter estimation ... to set up the input files, descriptions of the population dynamics and estimation methods, and how to ... generate outputs. It also contains a brief overview of the technical specifications of the software, and ... examples of models using SeaBird. SeaBird is designed for flexibility. It allows the user to structure the ...

    Meeting Document : WG-SAM-08/P03 : Автор(ы): D. Fu and R.I.C.C. Francis (New Zealand)

  9. Algunos aspectos biologicos relevantes a la explotacion de la merluza negra (Dissostichus eleginoides Smitt, 1898) en la zona economica exclusiva argentina y sector oceanico adyacente

    Abstract:  This work aims to the study of the distribution, size structure by depth, first ... maturity stage, weight/length, and length perimeter curve, of Patagonian toothfish (Dissostichus ... eleginoides) in the Argentine Sea, and atempts some explanation by a trophic analysis of such distribution ... . The distribution of Patagonian toothfish extends between of 36°30'S and 55°S from 80 to 2500 m ...

    Meeting Document : WG-FSA-97/49 : Автор(ы): Almeyda, S.M., Prenski, L.B.

  10. Zooplankton target strength: volumetric or areal dependence?

    Abstract:  Target strengths (TS) of various zooplankton were measured at 200 kHz, 420 kHz and 1 ... MHz and the dependence of these data on animal volume versus cross-sectional area was explored The 420 ... seawater. The data were compared to both empirical and theoretical models of reduced target strength (TS ... normalized by the square of the animal length) versus ka (the product of wave number and equivalent ...

    Meeting Document : WG-Krill-94/13 : Автор(ы): D.A. Demer and L.V. Martin (USA)

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