Résultats de la recherche
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Draft Research and Monitoring Plan for the South Orkney Islands Southern Shelf Marine Protected Area (MPA Planning Domain 1, Subarea 48.2)
Abstract: We present a revised draft Research and Monitoring Plan (RMP) for the South Orkney ... based on the draft initially proposed in 2014 (SC-CAMLR-XXXIII/11) and revised in 2018 (SC-CAMLR-XXXVII ... MPA objectives. A project list and a list of baseline data relevant to the designation and review of ... development. Author(s): S.M. Grant and P.N. Trathan Title: Draft Research and Monitoring Plan for the South ...
Meeting Document : WG-EMM-2019/31 : Auteur(s): S.M. Grant and P.N. Trathan
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The importance of standardising and validating new methods for CEMP to maintain the robustness of long-term time series
series and is an important consideration for the inclusion of new methods in the CEMP. We briefly ... Abstract: Recent discussions within WG-EMM have recognised the need for more spatially extensive ... , non-disturbing monitoring within CEMP against a background of increasingly tight funding for long-term ... monitoring programs. This recognition has generated interest in developing new methods for CEMP that can be ...
Meeting Document : WG-EMM-15/44 : Auteur(s): C. Southwell and L. Emmerson (Australia)
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In situ target strength measurements of Antarctic zooplankton (Euphausia superba and Salpa thompsoni) at 120 khz and 200 khz, corroboration of scattering models, and a statistical technique for delineating species
scattering models and empirically derived distributions of animal sizes, a technique is developed for ... midwater trawl was used to sample the zooplankton populations and animal length-frequency data were ... recorded. The TS and length-frequency data were combined to corroborate theoretical scattering models for ... scattering is from each animal's spheroidal nucleus. Consistent with the measurements of encaged krill ...
Meeting Document : WG-Krill-94/12 : Auteur(s): D.A. Demer and R.P. Hewitt (USA)
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A revision of yield and catch controls for managing the mackerel icefish (Champsocephalus gunnari) fishery in the vicinity of Heard Island and McDonald Islands
previous years, it is dominated by a strong age 2 year class. Estimates of yield for the Heard Island ... revised estimate of yield for the coming 2 seasons. While the biomass of icefish appears lower than in ... Plateau population using the short-term assessment are 1150 tonnes for 2000/01 and 1000 tonnes for 2001/02 ... to the implementation of closed periods during the year to provide safeguards to predators as well as ...
Meeting Document : WG-FSA-00/41 : Auteur(s): A. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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The three-frequency method for classifying the species and assessing the size of two euphausiids (Euphausia superba and Euphausia crystallorophias)
Abstract: In this paper an acoustic method for identifying two euphausiid species and estimating ... their length is described. The approach is in fact an outgrowth from both the fluid sphere and Bayes ... three expeditions to the Ross Sea (1980-90; 1997-98 and 1999-2000), where the environmental conditions ... ): M. Azzali, G. Lanciani and I. Leonori (Italy) Title: The three-frequency method for classifying the ...
Meeting Document : WG-EMM-02/37 : Auteur(s): M. Azzali, G. Lanciani and I. Leonori (Italy)
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Revised research longline fishing proposal for Dissostichus spp. in Subarea 48.2, second season
Modelling (WG-SAM) during the meeting held in Buenos Aires, Argentina, on 26 to 30 June 2017. Among the ... real scientific collaboration that could be implemented after 2018 season, which was welcomed by the ... ): Delegation of Chile Title: Revised research longline fishing proposal for Dissostichus spp. in Subarea 48.2 ...
Meeting Document : WG-FSA-17/27 : Auteur(s): Delegation of Chile
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Admiralty Bay (South Shetland Islands) as a model area for the long-term marine monitoring program – reasons and opportunities
ecological research (hundreds of papers in various disciplines published in a variety of scientific journals ... ). Admiralty Bay is an ideal and unique area to examine actual and further potential changes, and can be a ... model and possible indicator for the whole region. It would be a unique, comprehensive approach to these ... -Matuszewska (Poland) Title: Admiralty Bay (South Shetland Islands) as a model area for the long-term marine ...
Meeting Document : WG-EMM-14/59 : Auteur(s): A. Panasiuk-Chodnicka, M. Korczak-Abshire, M.I. Żmijewska, K. Chwedorzewska, E. Szymczak, D. Burska, D. Pryputniewicz-Flis and K. Łukawska-Matuszewska (Poland)
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Further development of a spatially explicit population dynamics operating model for Antarctic toothfish in the Ross Sea region
Abstract: We present an optimised spatially explicit age-structured population dynamics operating ... model for Antarctic toothfish over the entire Ross Sea region, for a medium scale spatial resolution ... population dynamics model implemented using the Spatial Population Model software (SPM), and a single sex age ... . Observations include spatially explicit commercial catch proportions-at-age, proportions mature and proportions ...
Meeting Document : WG-SAM-13/35 : Auteur(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)
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The efficacy of video-based electronic monitoring technology for at-sea monitoring of the halibut longline fishery
among half the species for determination of an EM species identification capability. Close agreement ... combined EM-based monitoring for the halibut fishery should be continued using two approaches: an ... on the 2002 British Columbia halibut longline fishery to evaluate the feasibility of EM as an ... groupings, and the 15 fish most abundant species accounted for 98% of the catch. Data from fishing trips ...
Meeting Document : WG-FSA-03/100
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Proposal for a New SCAR KRILL Action Group
proposal is on the 18 th June 2018 at the SCAR Open Science Conference in Davos. An update on the further ... regard a proposal was submitted on 18 th February 2018 to SCAR (see attachment). The defence of the ... . Nicol Title: Proposal for a New SCAR KRILL Action Group Approval: Approved Secretariat Workflow Status ... : Content Approved Document Release Consent: No Delegation responsibility for releasing documents: CCAMLR ...
Meeting Document : WG-EMM-18/01 Rev. 1 : Auteur(s): B. Meyer, A. Brierley, S. Kawaguchi, C. Reiss and S. Nicol