Résultats de la recherche

1. 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)

2. 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

3. 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

4. High densities of pennatulaceans (sea pens) encountered at sites in the South Orkney Islands (Subarea 48.2): three potential Vulnerable Marine Ecosystems

   marine ecosystem (VME) indicator taxa, were encountered at three sites on the northeastern shelf of the ... South Orkney Islands (Subarea 48.2). The details of these encounters, utilizing occurrence and abundance ... currently registered VMEs, one of which was based solely on high densities pennatulaceans.  Although the ... proposed that consideration be given to creating a larger precautionary region that encompasses the cluster ...

   Meeting Document : WG-EMM-18/36 : Auteur(s): C.D. Jones

5. Modelling egg and larval transport of Antarctic Toothfish (Dissostichus mawsoni) in the East Antarctic region: Plan

   Abstract:  Antarctic Toothfish (Dissostichus mawsoni) is one of the target species that CCAMLR ... sets catch limits in the Southern Ocean. Due to their broad distribution relating to their life cycle ... yet to be fully understood. Especially in early life stage, the process of successful egg/larval ... transport pattern from spawning ground to nursery ground is poorly known in the East Antarctic region. This ...

   Meeting Document : WG-SAM-2019/20 : Auteur(s): M. Mori, K. Mizobata, T. Okuda and T. Ichii

6. Krill faecal pellets drive hidden pulses of particulate organic carbon in the marginal ice zone

   Abstract:  The biological carbon pump drives a flux of particulate organic carbon (POC) through ... the ocean and affects atmospheric levels of carbon dioxide. Short term, episodic flux events are hard ... estimates. We model the potential hidden flux of POC originating from Antarctic krill, whose swarming ... seasonal krill FP export flux of 0.039 GT C across the Southern Ocean marginal ice zone, corresponding to ...

   Meeting Document : WG-EMM-2019/P01 : Auteur(s): A. Belcher, S.A. Henson, C. Manno, S.L. Hill, A. Atkinson, S.E. Thorpe, P. Fretwell, L. Ireland and G.A. Tarling

7. Development of foraging behaviour and evidence of extended parental care in the gentoo penguin (Pygoscelis papua)

   Abstract:  We used radio telemetry and observations to study the activity patterns and behaviour ... of gentoo penguin chicks during their “fledging period”; defined as the time between a chick’s first ... trip to sea and its final dispersal from the breeding colony. Our study was conducted at a colony of ... Islands during the 2004-05 austral summer. Gentoo penguins exhibited delayed dispersal of young coupled ...

   Meeting Document : WG-EMM-06/8 : Auteur(s): M. Polito and W.Z. Trivelpiece (USA)

8. 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)

9. Validating the Gasco-method for depredation estimation in Subarea 48.3

   Abstract:  Depredation is experienced by several fisheries within the CCAMLR Area, however not all ... model estimation of the lost catch. A new method was developed in 2014 that used an observed change in ... depredation model. Here this method was adapted for Subarea 48.3 and compared to the outputs from an ... alternative long-standing model estimation approach feeding into the CASAL assessment for toothfish. The new ...

   Meeting Document : WG-SAM-16/32 : Auteur(s): M. Söffker and T. Earl

10. Report on the monitoring program of chinstrap and gentoo penguins at Narębski Point (ASPA No. 171), King George Island, since 2006

    Abstract:  Korea Polar Research Institute, with support of the Korean Ministry of Environment, has ... conducted an annual survey on the breeding biology of Chinstrap (Pygoscelis antarctica) and Gentoo penguins ... Protected Area, No. 171), Barton Peninsula on King George Island. Since 2012/2013, the number of breeding ... pairs has been steadily declining for both species. The breeding success of the two penguin species is ...

    Meeting Document : WG-EMM-16/62 : Auteur(s): Delegation of the Republic of Korea

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