Résultats de la recherche
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Current temperature conditions off South Georgia during recent years (satellite data on Subarea 48.3)
daily satellite data are used to develop maps of mean monthly SST and SST anomalies. For quantitative ... : Current temperature conditions off South Georgia during recent years (satellite data on Subarea 48.3 ...
Meeting Document : WG-EMM-02/17 : Auteur(s): G.P. Vanyushin (Russia)
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Reasons of differences between distribution and density of mackerel icefish (Champsocephalus gunnari) aggregations in the South Georgia area during summer and autumn periods in different years from the bottom trawl survey data
between the shelf waters and ACC was also traced. Favourable conditions for formation of dense ... rather from concentration of food organisms in these areas than as a result of favourable conditions for ... factor for formation of icefish aggregations as it impedes descending food objects to the horizons ... -2.0°C) for this area in the places of food organism aggregation is another obstacle for performing ...
Meeting Document : WG-FSA-05/77 : Auteur(s): Zh.A. Frolkina (Russia)
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Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years
also for the South Orkney Islands in previous studies. These differences could be due to the use of ... four consecutive years Approval: Approved ...
Meeting Document : WG-EMM-00/8 : Auteur(s): R. Casaux and A. Ramón (Argentina)
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Eighty years of the Convention objectives
Author(s): Delegation of Argentina Title: Eighty years of the Convention objectives Approval ...
Meeting Document : CCAMLR-XXIII/BG/43 : Auteur(s): Delegation of Argentina
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
restricted to an initial ceiling (Cc) for a 5 year period, with a reference CPUE level (CPUEref) calculated ... Abstract: An operational management procedure for krill in sub-Areas 48.1 + 48.2 + 4 48.3 ... requires a basis for the assessment of resource status, and an algorithm for specifying the levels of ... and selecting a procedure requires a basis for the simulation testing of procedures, and an ...
Meeting Document : SC-CAMLR-VIII/BG/17 : Auteur(s): Delegation of South Africa
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Proposal for an acoustic krill biomass survey in CCAMLR Division 58.4.2
consist of 15 parallel transects between 30° and 80°E. The survey design is presented to WG-EMM for their ... Abstract: This document outlines plans by Australia to conduct an acoustic biomass survey for ... previous B0 surveys in the CCAMLR Area and will use a similar methodology for collecting an analysing the ... : Proposal for an acoustic krill biomass survey in CCAMLR Division 58.4.2 Approval: Approved ...
Meeting Document : WG-EMM-04/37 : Auteur(s): S. Nicol, S. Kawaguchi, T. Jarvis and T. Pauly (Australia)
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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 ... criteria used to age high latitude fish from the north-west Pacific Ocean. Growth structures were found to ... was more precise than aging using C2. but tended to give higher age counts in younger fish than over ...
Meeting Document : WG-FSA-98/52 : Auteur(s): J. Ashford (United Kingdom) and S. Wischniowski (Canada)
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
Abstract: In anticipation of the development of a new fishery for the oceanic squid Martialia ... and a brief review is provided of information about the life cycle and distribution obtained from ... season. A conservative estimate for total annual consumption by higher predators in the Scotia Sea is ... 245,000 tonnes compared with an upper estimate of 550,000 tonnes if less reliable data are included. M ...
Meeting Document : WG-FSA-96/20 : Auteur(s): Rodhouse, P.G.
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MODELING PREDATION BY TRANSIENT LEOPARD SEALS FOR AN ECOSYSTEM-BASED MANAGEMENT OF SOUTHERN OCEAN FISHERIES
assess the implications for an ecosystem-based management. The mesopredators are highly dependent on ... , J.A. Royle and I.J. Staniland Title: MODELING PREDATION BY TRANSIENT LEOPARD SEALS FOR AN ECOSYSTEM ... ecosystem-based approaches to fisheries management, where harvesting must be sustainable for targeted ... -selective predation and prey vulnerability. A population of 104 (90–125) leopard seals, of which 64%were ...
Meeting Document : WG-EMM-09/P08 : Auteur(s): J. Forcada, D. Malone, J.A. Royle and I.J. Staniland
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An integrated assessment model for Antarctic krill: progress update
for most combinations of samples grouped by year, area, and leg was somewhat lower when it was ... model estimates of total population abundance for most years and areas when the input data were based on ... Abstract: Estimates of population parameters from different configurations of an integrated model ... under development for Antarctic krill are compared to estimates from CMIX and TrawlCI using the same net ...
Meeting Document : WG-EMM-12/27 : Auteur(s): D. Kinzey, G. Watters and C. Reiss (USA)