Résultats de la recherche
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Preliminary investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
88.2H. As a consequence, WG-SAM requested further runs be carried out with emigration estimated in the ... the northern ASR were able to be discerned, the biomass in the southern ASR and the associated ... proportion of that biomass migrating northward could not be resolved. This was because the parameters that ... , and/or conclusions subject to change. Data in this paper shall not be cited or used for purposes other ...
Meeting Document : WG-FSA-14/57 : Auteur(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Reports on biological information of toothfish with special reference to bycatch, depredation and spawning dynamics in Division 58.4.4 a & b by Shinsei maru No. 3 during 2008–14 seasons
SSRU 58.4.4bC. The depredation rate in weight of whales toward toothfish was estimated to be only 3.8 ... not considered to be a significant parameter for the catch rate of toothfish in the generalized linear ... model in the same SSRU. The depredation rate in weight was estimated to be 20-25% in SSRUs 58.4.4aA & ... estimated to be 2 times higher than that in presence of whales in the generalized linear model, and the ...
Meeting Document : WG-FSA-15/21 : Auteur(s): K. Taki and T. Ichii (Japan)
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INVESTIGATING LENGTH AT MATURITY OF ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) BASED ON SCIENTIFIC OBSERVERS’ DATA
every year when in that area. If they were resting in the north it is expected residual GSI would be ... ; or their residual GSI would be higher, in the order of 1% or more. Therefore any movement would have ... to be between the north and the slope areas, with only a proportion of fish coming back to the slope ... since only a third there are mature. Any other movements would have to be outside of the fishing season ...
Meeting Document : WG-FSA-08/48 : Auteur(s): S. Mormede, S. Parker and P. Grimes (New Zealand)
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Fishery Report: Dissostichus eleginoides (TOP) Prince Edward Islands South African EEZ (Subareas 58.6 AND 58.7)
the CCAMLR database and other data sources. The outcomes of this review will be used to update ... differences in the fished population, but are also likely to be biased by changes in factors such as the ... in 2011. A requirement for a portion of the catch to be taken by Spanish longline gear will be ... Science, 16: 33–69. ...
Document : Site Section: Publications
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Fishery Report 2017: Dissostichus eleginoides Prince Edward Islands South African EEZ (Subarea 58.7 and part of Area 51)
100 Spanish/trot pairs per year (ii) for each Spanish longline set, a trotline must be set within 3 ... at the Prince Edward Islands (in both Subareas 58.6 and 58.7) is considered to be high (category 5 ... will be used as the basis for management advice for the fishery in the South African EEZ (iii ... (CM 32-02), shall be prohibited. References Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M ...
Document : Site Section: Publications
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Données de capture et d'effort de pêche à échelle précise (C1 pêcheries au chalut)
Description / Abstract: Fine-scale catch and effort data must be reported in all fisheries, and ... must be submitted to the Secretariat by email (data [at] ccamlr [dot] org) before the end of the month ... ;. The C1 data form must be used by vessels operating in trawl fisheries, or vessels conducting trawl ...
Form
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Données de capture et d'effort de pêche à échelle précise (C5 pêcheries au casier)
Description / Abstract: Fine-scale catch and effort data must be reported in all fisheries, and ... must be submitted to the Secretariat by email (data [at] ccamlr [dot] org) before the end of the month ... C5 data form must be used by vessels operating in pots fisheries, or vessels conducting pot fishing ...
Form
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Données de capture et d'effort de pêche à échelle précise (C2 pêcheries à la palangre)
Description / Abstract: Fine-scale catch and effort data must be reported in all fisheries, and ... must be submitted to the Secretariat by email (data [at] ccamlr [dot] org) before the end of the month ... ;. The C2 data form must be used by vessels operating in longline fisheries, or vessels conducting ...
Form
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Criteria for the Selection of Marine Protected Areas (MPAs)
areas, criteria can be used alongside other tools to support decision-making. For example, selection ... criteria might be applied in conjunction with bioregionalisation analysis to support the systematic ... definition of clear objectives to be achieved by a system of MPAs. Different criteria may apply to the ... international systems, might be applied in the identification of candidate marine sites for special protection ...
Meeting Document : SC-CAMLR-XXVI/BG/24 : Auteur(s): Delegation of the United Kingdom
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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 ... for the Southern Ocean environment is today considered to be fishing activities, and especially ... controversial long-lining that is assumed to be the cause for the major decline of albatrosses and petrels ... can be found dead on the colonies. The outbreak of the disease occurred probably in the mid 1980s when ...
Meeting Document : WG-EMM-03/32 : Auteur(s): H. Weimerskirch (France)