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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Model diagnostics for the Antarctic krill assessment for Subarea 48.1

    Abstract:  Model diagnostics have been  applied to CASAL-based assessments of toothfish ... integrated model. The purpose of this note is to use some of these methods to explore aspects of the ... ; configuration of the krill model was presented to EMM in 2015 (Kinzey et al. 2015a) along with seven alternative ... influence of different data sources on the model estimates. The work described here augments the previous ...

    Meeting Document : WG-FSA-15/60 : Автор(ы): D. Kinzey, G.M. Watters and C.S. Reiss (USA)

  2. Tag linking – revised algorithm (2019)

    Abstract:  The CCAMLR Tagging Programme is a key part of CCAMLR’s management of toothfish ... fisheries and linking the details of recaptured fish to that of tagged fish is a key element of the ... probability to multiple releases. This new approach uses more of the available data to increase the level of ... transparency and provides an index of the level of confidence in all linked mark-recapture data. The ...

    Meeting Document : WG-SAM-2019/07 : Автор(ы): CCAMLR Secretariat

  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. 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)

  6. Ocean acidification and the Southern Ocean

    , including the Southern Ocean. The relative undersaturation of CaCO3 in the Southern Ocean suggests that ... their projected trajectory. Aragonite is a form of calcium carbonate essential to shell forming ... organisms such as the pteropods that form the base of much of the Southern Ocean food chain. Orr et al (2005 ... assumes “business as usual”- emissions leading to 778 ppm of CO2 in the atmosphere by 2100- aragonite will ...

    Meeting Document : CCAMLR-XXIX/BG/24 : Автор(ы): ASOC Observer

  7. Preliminary plan for research and monitoring in the Ross Sea region, in association with spatial marine protection

    Abstract:  This document provides a preliminary version of a  research and monitoring plan to ... accompany a proposal to CCAMLR for the establishment of a system of MPAs in the Ross Sea region in 2012. The ... protection objectives as identified in Sharp & Watters (2011).  Within each of these eight objectives ... there are identified specific objectives each of which is associated with an explicit spatial ...

    Meeting Document : WG-EMM-12/57 : Автор(ы): M.H. Pinkerton and B. Sharp (New Zealand)

  8. Adélie penguin diet: a pilot study directly comparing data from stomach flushing with faecal DNA analysis

    Abstract:  The diet composition of key species of penguin is currently monitored as part of the ... /January) in 2014/15 and 2015/16. Each method produced a similar pattern of penguin diet, with a shift from ... almost exclusively krill in 2014/15 to a mixture of fish and krill in 2015/16. Stomach flushing allows ... allowed more comprehensive sampling and DNA markers identified higher taxonomic diversity of fish prey ...

    Meeting Document : WG-EMM-18/29 : Автор(ы): B. Deagle, J. McInnes, L. Emmerson, M. Dunn, S. Adlard and C. Waluda

  9. Monitoring, control and surveillance undertaken by Chile during 2017/18 season

    Abstract:  Within the framework of the Commission for the Conservation of Antarctic Marine Living ... Resources (CCAMLR), the Government of Chile conducts Fishing Inspection Operations to the area of the ... Convention. For this purpose, it provides the use of the Chilean Navy vessel, the OPV- 83 MARINERO FUENTEALBA ... . Likewise, the Second Commanders of the Navy vessels participating in the Antarctic Campaign are instructed ...

    Meeting Document : CCAMLR-XXXVII/BG/18 : Автор(ы): Delegation of Chile

  10. Влияние размера пробы на наблюдаемое распределение длин антарктического криля

    during the 2015/2016 fishing season. The variation of statistical property of krill length distribution ... of krill length distribution, including unimodal, bimodal, left-skewed and right-skewed unimodal ... individuals,the mean and coefficient of variance (CV) of the krill length distribution mightnot be very ... sensitive to the size of the samples. Author(s):  Delegation of China Title:  The effect of sample size on ...

    Meeting Document : SC-CAMLR-XXXVI/21 : Автор(ы): Delegation of China

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