Résultats de la recherche
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Do Adélie penguin fledgling weights provide an index of prey availability?
. The concerns raised by Williams and Croxall (1990) that fledgling weight may increase with an ... the end of the breeding season were more strongly correlated with later foraging trips than with ... crèche stages of the breeding season. In some seasons, there appeared to be constant levels of resources ... throughout the breeding season resulting in good breeding success with heavy fledglings or poor breeding ...
Meeting Document : WG-EMM-05/21 : Auteur(s): L. Emmerson, C. Southwell and J. Clarke (Australia)
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CCAMLR ecosystem monitoring and a feedback management procedure for krill
-term declines in land-based predator performance (e.g., reproductive performance) that may be ... Ecosystem Monitoring Program might be incorporated into a feedback management strategy for this fishery ... performance (e.g., reproductive performance) that may be attributable to loss of prey through fishing ... -based predator performance (e.g., reproductive performance) that may be attributable to loss of prey ... . This paper examines some of the issues that need to be addressed by the Scientific Committee in ... the ecosystem needs to be one that minimises errors in interpretation and action by the Commission ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 345–350 : Auteur(s): Constable, A.J.
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Update from the Bioregionalisation Workshop Steering Committee on progress towards the 2007 Workshop on Bioregionalisation
Abstract: A Bioregionalisation Workshop Steering Committee was formally convened in August, 2006 ... are identified, as well as issues to be discussed. The paper is intended to provide background and a ...
Meeting Document : SC-CAMLR-XXV/BG/24
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Validation of sink rates of longlines measured by two different methods
bottles may be an appropriate means for measuring sink rates to shallow depths (> 5 m) that they should ... with bottles averaged 0.13 ± 0.02 m.s-1 compared to 0.21 ± 0.07 m.s-1 recorded by TDRs. This difference ... difficult and unreliable with bottles. Bottles had a higher failure rate (51 – 68 %) than TDRs (> 90 ... %), for example, with string becoming entangled or bottles vanishing from sight. We recommend while ...
Meeting Document : WG-FSA-03/62 : Auteur(s): B. Wienecke and G. Robertson (Australia)
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Fishery Report 2013: Champsocephalus gunnari Heard Island (Division 58.5.2)
that the spawning stock would be less than 75% of the level it would have been if fishing had not ... under scenario 1 indicate that 764 tonnes of icefish could be taken in 2014 and 571 tonnes in 2015 ... tonnes), ensuring 75% escapement of the 3+ cohort prior to them disappearing, with the expectation that ... legal length of 240 mm are caught in a single haul. CM 33-02 specifies that there should be no directed ...
Document : Site Section: Publications
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Contribution to the early life history of Channichthyidae from the Bransfield Strait and South Georgia
and 2. Undescribed yet the early growth of the three remaining species seems to be similar to that ... -107 mm SL showed no annuli, which indicates that these fish belong to age group 0. Some periodic ... considered to be fortnightly /Fig. 3/. Otoliths of juvenile C. gunnari /155-215 mm SL/ had one annulus ... within the 45-100 mm SL length range /Fig. 5,6/. The results obtained demonstrate that larvae of ...
Meeting Document : CCAMLR/86/FA/08 : Auteur(s): W. Ślósarczyk (Poland)
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Overview of global trade in toothfish (Dissostichus spp.)
. Captures the global trade of toothfish. The analysis showed that over this five-year period quantity of ... global unit value price of toothfish products has also shown an increase with imports increasing by 19.68 ... with Viet Nam (10.82%) and Singapore (10.32%) making the top three importers. The largest exporters ... were estimated to be Australia (13.85%), Chile (13.62%) and Mauritius (9.45%). This analysis ...
Meeting Document : CCAMLR-XXXVI/BG/05 Rev. 1 : Auteur(s): CCAMLR Secretariat
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PROPOSAL TO STRENGTHEN CCAMLR’S PORT INSPECTION SCHEME TO PREVENT, DETER AND ELIMINATE ILLEGAL, UNREPORTED AND UNREGULATED FISHING
improve compliance with that measure. Since the Commission’s 2009 annual meeting, the FAO Conference ... be a problem in the Convention Area. The goal of this proposal is to address the continuing problem ... its scope and the implementation of minimum standards consistent with the FAO Agreement. Moving ... towards a harmonized set of minimum standards should ultimately facilitate Members’ compliance with ...
Meeting Document : CCAMLR-XXIX/35 : Auteur(s): Delegations of the USA and the European Union
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Texte du Système d'Observation Scientifique Internationale de la CCAMLR
) Members shall designate adequately qualified scientific observers who shall be familiar with the ... commensurate with this status. (b) Receiving Members shall ensure that their vessel operators cooperate fully ... Members shall ensure that their vessel operators cooperate fully with scientific observers to enable the ... of scientific observers shall be organised so as to minimise interference with harvesting and ...
Document : Site Section: Publications
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Demersal finfish distribution, abundance and their biological characteristics in Statistical Subareas 48.1 (northern part) and 48.2 (2018–2020)
-380 m, 381-440, and 441-500 m). Sampling will be conducted using bottom trawl nets, with stations in ... , 2009). This will provide valuable information that will allow a comparison with the data collected by ... -16 and WF-FSA-16, a revised proposal for a random, stratified trawl survey to be undertaken in ... Subareas 48.1 and 48.2 in accordance with CM-24-01 is provided. The objective of this research survey is to ...
Meeting Document : WG-SAM-17/18 : Auteur(s): Delegation of Chile