Résultats de la recherche
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DIRECT EFFECTS OF CLIMATE CHANGE ON THE ANTARCTIC KRILL FISHERY
evidence of direct effects of the changing physical environment – the duration of sea ice cover- on the ... seasonal behaviour of the region’s largest fishery, that for Antarctic krill. Declining sea ice cover in ... the main krill fishing grounds has resulted in greater accessibility of krill stocks to the fishing ... EFFECTS OF CLIMATE CHANGE ON THE ANTARCTIC KRILL FISHERY Approval: Approved ...
Meeting Document : WG-EMM-09/P06 : Auteur(s): S. Kawaguchi, S. Nicol and A.J. Press
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Short paper to CCAMLR on the ICED Southern Ocean food webs and scenarios workshop: ICED information paper for CCAMLR WG-EMM
Abstract: The ICED programme is investigating how climate change might impact Southern Ocean ... an academic paper detailing the outputs, which are summarised here. ICED recognises the key role for ... CCAMLR in improving the basis for future monitoring and management of Southern Ocean ecosystems, and ... encourages active two-way engagement between the scientific community and CCAMLR. Author(s): R.D. Cavanagh ...
Meeting Document : WG-EMM-14/07 : Auteur(s): R.D. Cavanagh, E.J. Murphy, S.L. Hill and N.M. Johnston (United Kingdom) (on behalf of the ICED workshop and ICED Scientific Steering Committee)
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DETECTION OF VULNERABLE MARINE ECOSYSTEMS IN THE SOUTHERN SCOTIA ARC (CCAMLR SUBAREAS 48.1 AND 48.2) THROUGH RESEARCH BOTTOM TRAWL SAMPLING AND UNDERWATER IMAGERY
17 areas off the northern Antarctic Peninsula and 11 areas off the South Orkney Islands (CCAMLR ... Subareas 48.1 and 48.2). These areas, which have been proposed for inclusion in the CCAMLR VME registry ... , were detected during the 2006 and 2009 U.S. Antarctic Marine Living Resources Program surveys. The VMEs ... ’ vs. ‘light’ VME indicator taxa with consequences on the proposed trigger, as well as the rationale ...
Meeting Document : WG-EMM-09/32 : Auteur(s): S.J. Lockhart and C.D. Jones (USA)
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Impacts of cetaceans on the structure of Southern Ocean food webs
Abstract: Here we present three scenarios that demonstrate how cetaceans may influence the ... structure and dynamics of the Southern Ocean food web. These should be considered in addition to several ... -predator removal are not a novel concept. While we acknowledge the correlative nature of our examples, we ... nonetheless contend that they indicate fruitful directions for current and future research in the Southern ...
Meeting Document : WG-EMM-09/P04 : Auteur(s): D. Ainley, G. Ballard, L.K. Blight, S. Ackley, S.D. Emslie, A. Lescroël, S. Olmastroni, S.E. Townsend, C.T. Tynan, P. Wilson and E. Woehler
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An analysis of early change in the blubber thickness of minke whales as an indicator of krill availability
Abstract: Data on blubber thickness measured on 26,751 minke whales caught in the IWC Areas III ... females. Relation between thickness and foetus length for the latter was also detected. After adjustment ... for these factors, considerable yearly variations were shown in the thickness in December, in which 12 ... for seven years for increment between December and February with a fair agreement between the sexes ...
Meeting Document : WG-CEMP-87/18 : Auteur(s): Y. Shimadzu (USA)
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Development of the Patagonian toothfish (Dissostichus eleginoides) tagging program in Division 58.5.2, 1997–2014
adjacent to Heard Island and the McDonald Islands (HIMI, CCAMLR Division 58.5.2) since 1998, with 27,679 ... toothfish tagged and released, and 4925 recaptures. The data derived from this program has been valuable in ... estimating key population parameters for toothfish in this region, and have been used in the 2014 stock ... ; movement rates; growth; stock structure; and estimation of q of the trawl surveys; However, due to the ...
Meeting Document : WG-FSA-14/43 : Auteur(s): D.C. Welsford, C. Péron, P.E. Ziegler and T.D. Lamb (Australia)
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Spatial and temporal patterns of sperm whale (Physeter macrocephalus) depredation on Australian longline vessels in the Patagonian toothfish (Dissostichus eleginoides) fishery at Heard Island and McDonald Islands (CCAMLR Division 58.5.2)
) and orcas (Orcinus orca) has been reported in nearly all of the Patagonian toothfish (Dissostichus ... eleginoides) longline fisheries in the Southern Ocean (Moir Clark and Agnew 2010, Tixier et al 2010, Soeffker ... and Tixier 2015, Söffker et al. 2015). The first reports of odontocete depredation in the Division ... 58.5.2 fishery date from 2011, and incidences have been reported in every season thereafter. The majority ...
Meeting Document : WG-FSA-15/53 : Auteur(s): D.C. Welsford and R. Arangio (Australia)
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Progress report on the Korean research fishing by longline fishery for Dissostichus spp. in Subarea 88.3 in 2015/16
2016 in 2015/16 fishing season. The total number of days fished are 41 of 76 days stayed in the fishing ... grounds. The total catch of D. mawsoni was 106,241 kg with 5,227 individuals, and their CPUE recorded 0.19 ... both small and large individuals are believed to inhabit area 88.3. The maturity of D. mawsoni ... dominated that stage 1 and 2 had high proportion among the maturity stages during the survey period. To get ...
Meeting Document : WG-SAM-16/29 : Auteur(s): Delegation of the Republic of Korea
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Continuation of multi-Member research on the Dissostichus spp. exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia (notification ID 98422, 98423), France (94903, 94904), Japan (94886, 94887), Republic of Korea (94889, 94890) and Spain (94835)
rules remain to be determined for these Divisions. WG-FSA-16/29 outlines the first multi-member ... milestones in accordance with ANNEX 24-01/A. In 2016, the Scientific Committee agreed that the research plan ... the continuation of the research plan as set out in WG-FSA-16/29. All significant changes to the plan ... from the 2016/17 season (Section C) are also provided. Author(s): Delegations of Australia, France ...
Meeting Document : WG-SAM-17/08 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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A NON-HIERARCHICAL TAXONOMIC KEY FOR SEABIRD IDENTIFICATION IN THE HEARD ISLAND AND MCDONALD ISLANDS AND KERGUELEN ISLAND FISHERIES.
Abstract: A non-hierarchical seabird identification key has been produced to improve the ... identification of seabirds that come into contact with or are seen in the vicinity of fishing operations in the ... Heard and McDonald Islands region. This paper provides the background and reasoning behind the ... : A NON-HIERARCHICAL TAXONOMIC KEY FOR SEABIRD IDENTIFICATION IN THE HEARD ISLAND AND MCDONALD ISLANDS ...
Meeting Document : WG-FSA-08/54 : Auteur(s): J. Fielding, T. Lamb, B. Wienecke (Australia) and N. Gasco (France)