Результаты поиска
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Division 58.4.2 in 2014/15
sizes were vulnerable with a big range of about 100-1,500 t per SSRU in 58.4.2. During the 2004-2014 ... get more recapture. The food-web of Dissostichus spp. has started to be studied in the southern Ross ... bottom longline vessel, KINGSTAR belonged to Sunwoo Company in accordance with paragraph of CM 24-01 and ...
Meeting Document : WG-FSA-14/39 : Автор(ы): Delegation of the Republic of Korea
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ABUNDANCE AND BIOLOGICAL INFORMATION ON TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2007/08 SEASON
for the Division was estimated to be 11.0 indiv. / 1,000 hooks and 108.8 kg / 1,000 hooks. With the ... this survey suggest the recovery of the stock since 2000/01. Author(s): K. Taki, T. Ichii, M. Kiyota ...
Meeting Document : WG-SAM-09/10 : Автор(ы): K. Taki, T. Ichii, M. Kiyota and S. Kawahara (Japan)
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Analysis of variability of krill size and fish by-catch in Japanese krill fishery based on scientific observer data
objective of a study with considering the cost of observer deployment. Author(s): T. Okuda and M. Kiyota ... datasets were calculated by the multistage sampling formula with the variance terms derived from the ... suggest that data collection by scientific observers onboard commercial vessels provide an important ...
Meeting Document : WG-EMM-12/68 : Автор(ы): T. Okuda and M. Kiyota (Japan)
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Using tag-recapture data to estimate catchability of a series of random stratified trawl surveys
estimate of survey catchability, we recommend that a non-informative prior with uniform distribution be ... which collectively result in an estimate of catchability that can be well below or above 1. Author(s ... stratified trawl survey (RSTS) was estimated by comparing abundance estimates of the survey with abundance ... address potential bias in the estimation of q and conclude that the potential bias that may arise from ...
Meeting Document : WG-SAM-15/34 : Автор(ы): W. de la Mare, P. Ziegler and D. Welsford (Australia)
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Scientific requirements for an orderly development of the krill fishery
of these requirements is also provided. The paper recommends that in keeping with the precautionary ... tonnes). During the Commission deliberations on this issue Australia noted that while the scientific data ... required to be established immediately, however at a minimum there needs to be mechanisms developed to ... ensure that they are in place prior to any problems arising in the fishery. The rationale for the timing ...
Meeting Document : WG-EMM-07/23 : Автор(ы): A. Constable, G. Slocum and S. Nicol (Australia)
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Progress in the evaluation of management strategies for the Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
misspecification that could then be evaluated using more computationally complex MSE approaches. We apply this to ... approaches. The Scientific Committee of CCAMLR has recommended MSE be used to determine the extent to which ... targets used by CCAMLR has been based on MSE simulations, formal MSE studies have yet to be fully ... of toothfish that have evaluated the sensitivity of models and the resulting estimates of sustainable ...
Meeting Document : WG-SAM-15/48 : Автор(ы): S. Mormede, A. Dunn, S.J. Parker and S.M. Hanchet (New Zealand)
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DEVELOPMENT OF SPATIALLY EXPLICIT AGE-STRUCTURED POPULATION DYNAMICS OPERATING MODELS FOR ANTARCTIC TOOTHFISH IN THE ROSS SEA
-mature appeared to be sensible, with a clear pattern that the proportions mature were a function of ... developments towards plausible operating model constructs that may be used for evaluating assessment biases or ... and fine-scale spatial resolution and consider scenarios where abundance can be present over the ... program allows implementation of an aggregate movement model for use with large numbers of areas as a ...
Meeting Document : WG-SAM-09/18 : Автор(ы): A. Dunn, S. Rasmussen and S. Hanchet (New Zealand)
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SOUTHERN OCEAN SENTINEL: REPORT OF THE FIRST INTERNATIONAL WORKSHOP IN 2009
workshop is that it should be possible to identify indicators of climate change impacts in the Southern ... Ocean that these could be used as early warning indicators of future change in both the Southern Ocean ... held at the CCAMLR Headquarters in Hobart in April 2009. The conclusions of that workshop are provided ... to WG-EMM for consideration along with an overview, the program and abstracts of the keynote ...
Meeting Document : WG-EMM-09/37 : Автор(ы): A.J. Constable
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Calculating effective releases and recaptures for stock assessments based on tag detection and tagging mortality indices
that additional work should be undertaken to further develop this method. Previous applications of the ... recommend that the method proposed be used in the Ross Sea region stock assessment and in the Amundsen Sea ... by pairing each individual tag release or recapture event with all other fishing events which ... method showed that when the confounding effects of variable fishing location and time were controlled ...
Meeting Document : WG-SAM-14/30 : Автор(ы): S. Mormede (New Zealand)
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Diseases outbreak threatens Southern Ocean albatrosses
vertebrate population and are likely to be spreading with increased globalisation and climate warming. In the ... controversial long-lining that is assumed to be the cause for the major decline of albatrosses and petrels ... chicks during their first weeks of life with a cyclic pattern between years, but also adult birds that ... for the Southern Ocean environment is today considered to be fishing activities, and especially ...
Meeting Document : WG-EMM-03/32 : Автор(ы): H. Weimerskirch (France)
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