Resultados de la búsqueda
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FURTHERING IMPLEMENTATION OF NETWORKS OF MPAS IN ANTARCTICA AND THE SOUTHERN OCEAN
Abstract: In this paper ASOC makes the case for CCAMLR to move swiftly to begin the process of ... designating networks of comprehensive, adequate and representative marine protected areas including marine ... reserves in the Southern Ocean. Recent progress on the global agenda to implement of marine protected areas ... which criteria should be used to designate networks of marine protected areas with representativeness ...
Meeting Document : CCAMLR-XXVII/BG/26 : Autor(es): Submitted by ASOC
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ANALYSIS OF ICE-FISH (CHAMPSOCEPHALUS GUNNARI) SPATIAL DISTRIBUTION FOR OPTIMIZATION OF THE BOTTOM TRAWL SURVEY SAMPLING
Abstract: The spatial distribution characteristics of ice-fish in the near-bottom layer are ... compared. It is shown the possibility to estimate the bottom trawl efficiency. The high heterogeneity of ... horizontal and vertical fish distribution in the near-bottom layer of the survey area is shown. Influence of ... addition, the author discuses the results of bottom trawl surveys carried out in the South Georgia area ...
Meeting Document : SG-ASAM-09/07 : Autor(es): S. Kasatkina (Russia)
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Revision of the commercial catch at age of the Antarctic icefish Champsocephalus gunnari over the period 1976/77 to 1990/91
Abstract: A revision of the calculation of total international catch at age of Champsocephalus ... gunnari over the period 1976/77 to 1990/91 is presented. This uses iterative application of two age length ... proposed that the revised catch at age be used for future assessment of the C. gunnari fishery at South ... Georgia using VPA. Author(s): G.B. Parkes (United Kingdom) Title: Revision of the commercial catch at ...
Meeting Document : WG-FSA-93/29 : Autor(es): G.B. Parkes (United Kingdom)
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Antarctic krill, Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector of Antarctica)
, duration of E.superba life cycle somewhat exceeds 5 years in the Sea of Cosmonauts and 6 years in the Sea ... of Sodruzhestvo. E.superba growth rate ranges from 0.126- 0.133 mm per day in the first year 0f life ... are noted between E.superba age composition and its spawning efficiency in coastal areas of the Seas ... of Sodruzhestvo and Cosmonauts. The presence of relatively independent (self-reproducing) groupings ...
Meeting Document : WG-KRILL-93/45 : Autor(es): E.A. Pakhomov (Ukraine)
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Manual: estimating the age of Patagonian toothfish (Dissostichus eleginoides) using transverse cross-sections of otoliths
noted in the growth parameters being used for assessments of toothfish. To assess whether these ... differences were real or else due to methods of otolith preparation and reading, scientists from CCAMLR member ... nations participated in a Workshop in 2001 at Old Dominion Unversity with the primary aim of seeking ... conformity in estimating age of Patagonian toothfish (Dissostichus eleginoides). Arising from the workshop ...
Meeting Document : WG-FSA-10/15 : Autor(es): K. Underkoffler, N. Ramanna and J. Ashford (USA)
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Assessment of incidental catches of seabirds in the French EEZ included in Division 58.5.1 and Subarea 58.6
global diminution of seabird incidental mortality. This document presents a quantified assessment of the ... evolution of avian mortality between 2007 and 2013, ongoing studies and research in the nature reserve of ... incidental catch of seabirds for the 2013-2014 period. It also presents a synthesis of the populations ... . Author(s): C. Marteau (France) Title: Assessment of incidental catches of seabirds in the French EEZ ...
Meeting Document : WG-FSA-13/06 : Autor(es): C. Marteau (France)
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Proposal to continue the time series of research surveys to monitor abundance of Antarctic toothfish in the southern Ross Sea, 2016–2017
the relative abundance of sub-adult (<110 cm TL) toothfish in the core strata (A, B, C) in SSRUs ... 88.1J and 88.1L. This is a continuation of the time series of CCAMLR-sponsored research surveys of these ... toothfish in McMurdo Sound following the recommendations of WG-FSA (SC-CAMLR-XXXIII, Annex7, para 5.108) and ... Terra Nova Bay where substantial numbers of larger sub-adult and adult toothfish were captured in the ...
Meeting Document : WG-SAM-15/45 : Autor(es): S.M. Hanchet, S.J. Parker, S. Mormede and R.J.C. Currey (New Zealand)
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Update of the activities of the SCAR krill action group (SKAG) since last year’s WG-EMM
Abstract: The first annual meeting of the SCAR Krill Action Group (SKAG) met in Concarneau France ... on June 15 th and 16 th, 2019. The meeting focused on several topics including the identification of ... important knowledge gaps in krill research that could provide data in support of the management needs of ... CCAMLR. Author(s): B. Meyer and C. Reiss Title: Update of the activities of the SCAR krill action group ...
Meeting Document : WG-EMM-2019/12 Rev. 1 : Autor(es): B. Meyer and C. Reiss
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Reconciling theoretical versus empirical target strengths of krill; effects of phase variability on the distorted wave Born approximation
Abstract: A model was recently proposed to predict the target strengths (TS) of Antarctic krill ... ]. Based on the distorted wave Born approximation (DWBA), the model depends upon the coherent summation of ... scattering from elements of a discretized bent cylinder. It was empirically validated at 120 kHz near ... , the authors noted that the differences were not entirely due to noise. In this study, the accuracy of ...
Meeting Document : WG-EMM-02/50 : Autor(es): D.A. Demer and S.G. Conti (USA)
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Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision
Abstract: A prerequisite for validation of an aging technique is a clear set of consistent aging ... criteria to test. Two sets of criteria ate presented for aging the otoliths of Dissostichus eleginoides ... occur at several scales and vary both within and between otoliths. Pairwise comparisons of repeat ... within and between observers, reflecting the complexity of the otolith structure. Aging using criteria C1 ...
Meeting Document : WG-FSA-98/52 : Autor(es): J. Ashford (United Kingdom) and S. Wischniowski (Canada)