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Influence of the quality and quantity of data from a multi-year tagging program on bias and precision of biomass estimates from an integrated stock assessment – update
and the resulting data should not be used in stock assessments with only few years of data available ... assessments, since data obtained from a tagging program in recent years only can be sufficiently informative ... SSB0 and SSB status in the assessment year stabilized or were relatively small with a tag size-overlap ... program, in particular the effects of the size (tag size-overlap) and numbers of tagged fish, the duration ...
Meeting Document : WG-FSA-12/18 : Автор(ы): P.E. Ziegler (Australia)
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Предложение об организации научных справочных материалов в поддержку ведущихся в Комиссии дискуссий
Members and needed for ongoing discussions over many years. In both cases, there is currently no suitable ... ongoing discussions over many years. Much reference material arising from Working Group discussions is ... preferred not to be in the public domain, therefore not in those reports. Other material may be provided by ... repository to enable ready access during deliberations of the Commission. By example, in 2014, the SC-CAMLR ...
Meeting Document : SC-CAMLR-XXXIV/01 : Автор(ы): Delegation of Australia
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The age structure and growth rate of Patagonian toothfish (Dissostichus eleginoides) at South Georgia
are similar to values obtained in previous studies at South Georgia and other sub-Antarctic islands ... . Age length keys indicate that fish enter the fishery at 7 years and are fully recruited at between 10 ... and 11 years. Author(s): M. Belchier (United Kingdom) Title: The age structure and growth rate of ... . Evidence for the separation of early year classes is presented along with mean sizes for each age class ...
Meeting Document : WG-FSA-04/86 : Автор(ы): M. Belchier (United Kingdom)
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Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia
us to determine that the Champsocephalus gunnari grew 55cm in 17 years and the Notothenia rossii grew ... 55 cm in 7 years. The lack of: the large size groups for Notothenia rossii may be indicative of over ... Abstract: Foremost in the elucidation of accurate population dynamics parameters in fish is a ... , including mortality, population age structure, and changes in individual growth. Most investigations have ...
Meeting Document : SC-CAMLR-VI/BG/43 : Автор(ы): R. Radtke (USA)
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Spatial variability and power to detect regional-scale trends
Abstract: An important issue in regional-scale trend detection is the degree of concordance in ... trend between sites in relation to an average regional trend. If there is much or more variability ... of variation in a system, resulting in low power in trend detection across that scale, despite ... -scale surveys of Adelie penguin breeding population size in east Antarctica to assess the degree of ...
Meeting Document : WG-EMM-03/47 : Автор(ы): C. Southwell and L. Emmerson (Australia)
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Development of methods relevant to feedback management (FBM) for the krill fishery
environment essential for the implementation of a Feed-Back Management (FBM) system. In terms of FBM, Marine ... Protected Area (MPA) development in CCAMLR Planning Domain 1 encompasses the major krill fishing grounds ... presented in SC-CAMLR XXXVI/BG20 requires acoustic data to be collected, processed and reported continuously ... summer 2018-2019. Author(s): B.A. Krafft, A. Lowther, G. Macaulay, M. Chierici, M. Biuw, A. Renner, T.A ...
Meeting Document : WG-EMM-18/08 : Автор(ы): B.A. Krafft, A. Lowther, G. Macaulay, M. Chierici, M. Biuw, A. Renner, T.A. Klevjer, R. Øyerhamn, C.A. Cárdenas, J. Arata, A. Makhado, C. Reiss and O.A. Bergstad
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The reliability of VHF telemetry data for measuring attendance patterns of marine predators: a comparison with Time Depth Recorder data
Abstract: VHF radiotelemetry data has been used for over thirty years to monitor the behavior ... patterns of otariid seals. These data have been used in a wide variety of ways, from characterizing the ... reproductive and foraging ecology of these species to inferring ecosystem changes based on variation in ... . Additionally, there were significant differences in the number and duration of attendance bouts between the two ...
Meeting Document : WG-EMM-15/P05 : Автор(ы): A.D. Lowther, H. Ahonen, G. Hofmeyr, W.C. Oosthuizen, P.J. Nico De Bruyn, C. Lydersen and K. Kovacs
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CEMP cameras data validation experiment at the Galindez Island gentoo penguins (Pygoscelis papua) colonies
the 2017-2018 season biologists winterers at Vernadsky station, situated at Galindez Island, provided ... continuous observations every day of gentoo nests in the three sites where automatic time lapse cameras ...
Meeting Document : WG-EMM-18/26 : Автор(ы): A. Dzhulay, V. Smagol, G. Milinevsky, I. Dykyy, A. Simon, M. Telipska, E. Dykyy and L. Pshenichnov
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Spatial pattern of major by-catch fishes at Division 58.4.4b during 2012/13–2016/17
set, C2 and scientific observer data, was provided by the CCAMLR Secretariat on the 3th August, 2018 ... . In this paper, the C2 data from 2012/2013 to 2016/2017 fishing seasons was used for the analysis ...
Meeting Document : WG-FSA-18/68 : Автор(ы): Delegations of Japan and France
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Spatial pattern of major by-catch fishes at Division 58.4.3a during 2012/13–2016/17
scientific observer data, was provided by the CCAMLR Secretariat on the 3th August, 2018. In this paper, the ...
Meeting Document : WG-FSA-18/69 : Автор(ы): Delegations of Japan and France
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