Résultats de la recherche
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Candidate baseline data for ecosystem indicators in the Ross Sea region. Part B: Discussion of the data
facilitate assessment of the degree to which the RSRMPA achieves its objectives. The Plan also identifies a ... set of indicators that, when observed or quantified, provide baseline data for key species and ... characterize the status of the marine ecosystem in the Ross Sea region. These baselines provide benchmarks from ... which to assess change and evaluate the performance of the MPA. Here, and in an accompanying working ...
Meeting Document : SC-CAMLR-XXXVII/BG/13 : Auteur(s): Delegation of the USA
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Fatty acids composition of spiny icefish Chaenodraco wilsoni in the Bransfield Strait and its implication to local food availability
Abstract: Spiny icefish (Chaenodraco wilsoni) is an important species of crocodile icefish native ... to the high-Antarctic of the Southern Ocean, including the Bransfield Strait. The water mass in the ... , more saline waters of the Weddell Sea over the broad continental shelf near d′Urville and Joinville ... Islands. The local food availability of C. wilsoni may be influenced by those waters. The fatty acids can ...
Meeting Document : WG-FSA-18/76 : Auteur(s): Q.Y. Yang, G.P. Zhu and K. Reid
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Analysis of scientific observer data from the Saga Sea 2006–2007
Abstract: UK observers were present during all fishing operations of the Norwegian flagged Saga ... Sea from June 2006 to June 2007. This paper presents an initial analysis of the krill and fish bycatch ... sampled. Although a reasonably large number of continuous and conventional trawls were undertaken, the ... distribution of these trawls in time and space was not random. The vessel tended to fish with one trawl type ...
Meeting Document : WG-EMM-07/16 : Auteur(s): P. Orr, J. Hooper, D. Agnew, J. Roe, G. Doherty and A. Pryor
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Towards a seabird mortality risk assessment: distribution of seabirds in the WCPFC Convention Area and potential overlap with fisheries
Abstract: This paper reviews the distribution of seabird species with the WCPFC Area. From a ... review of the distributions of 99 species of albatross and petrel, 16 species of albatross and 60 species ... of petrel occur within the area of the WCPFC, and are potentially vulnerable to fisheries bycatch ... . These include species with IUCN classification of Critically Endangered (n = 1), Endangered (n = 7 ...
Meeting Document : WG-FSA-06/30 : Auteur(s): S. Waugh (New Zealand)
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Report on attendance at the Fifth Meeting of the Committee for Environmental Protection Under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Fifth Meeting of ... issues of relevance to SC-CAMLR are: (a) SCAR presented to the CEP two reports regarding marine acoustic ... technology and the Antarctic environment. SCAR concluded that there is no evidence of negative impacts on the ... Antarctic marine organisms from the appropriate use of acoustic technology equipment. However, Germany had ...
Meeting Document : CCAMLR-XXI/BG/08 : Auteur(s): Chair of the CCAMLR Scientific Committee
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Update of the integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands (Division 58.5.2)
Abstract: The integrated assessment of Patagonian toothfish, Dissostichus eleginoides, for the ... inclusion of random stratified trawl survey (RSTS) abundance-at-age for 2010 and 2011 and conversion of 2008 ... and 2009 RSTS abundance-at-length to abundance-at-age. This was possible due to the large number of ... years. A series of standardised longline CPUE data from one of the longline grounds (or subfishery ...
Meeting Document : WG-FSA-11/24 : Auteur(s): S.G. Candy and D.C. Welsford (Australia)
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THE RISK TO FISHERY PERFORMANCE ASSOCIATED WITH SPATIALLY RESOLVED MANAGEMENT OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) HARVESTING
will affect fishery performance. One metric of potential performance is the probability of encountering ... exploitable densities of the target species at the scale of fishing operations. The probability of ... encountering exploitable densities of Antarctic krill, Euphausia superba, at the 1 nm scale during an acoustic ... spatial scale of management units could usefully predict effects at the scale of fishing operations ...
Meeting Document : WG-EMM-09/P10 : Auteur(s): S. Hill, P. Trathan and D. Agnew
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DISTRIBUTION AND ABUNDANCE OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
Abstract: This report is a synthesis of mostly existing information which has been compiled for ... the purposes of addressing items on the FEMA 2 agenda. It summarises the management of the fishery ... continental shelf of the Ross Sea itself, because this is the area where any ecosystem effects related to ... predators of toothfish are most likely to occur. Of the total catch from the fishery to date of almost 19 ...
Meeting Document : WG-EMM-09/40 : Auteur(s): S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)
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MODELING PREDATION BY TRANSIENT LEOPARD SEALS FOR AN ECOSYSTEM-BASED MANAGEMENT OF SOUTHERN OCEAN FISHERIES
Abstract: Correctly quantifying the impacts of rare apex marine predators is essential to ... prey vulnerability. We combined these uncertainties to evaluate the predatory impact of transient ... leopard seals on a community of mesopredators (seals and penguins) and their prey at South Georgia, and ... -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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PROPOSAL FOR AN EXTENSION TO THE MARK–RECAPTURE EXPERIMENT TO ESTIMATE TOOTHFISH POPULATION SIZE IN THE SOUTH OF SUBAREA 48.4
Abstract: 1. A three-year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ... fishing season with the aims of providing the data required for assessments of the population structure ... , size, movement and growth of both Dissostichus eleginoides and Dissostichus mawsoni in the South of ... 48.4; 2. In 2008/09 a total of 214 D. eleginoides and 192 D. mawsoni were tagged and released. Two ...
Meeting Document : WG-FSA-09/18 : Auteur(s): J. Roberts and D.J. Agnew (United Kingdom)