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1. 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 : Autor(es): 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

2. 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 : Autor(es): Y. Shimadzu (USA)

3. 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 : Autor(es): D.C. Welsford, C. Péron, P.E. Ziegler and T.D. Lamb (Australia)

4. 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 : Autor(es): D.C. Welsford and R. Arangio (Australia)

5. 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 : Autor(es): Delegation of the Republic of Korea

6. 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 : Autor(es): Delegations of Australia, France, Japan, Republic of Korea and Spain

7. 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 : Autor(es): J. Fielding, T. Lamb, B. Wienecke (Australia) and N. Gasco (France)

8. 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 : Autor(es): M. Söffker and T. Earl

9. Preliminary results of biological studies in the 1st Ukrainian Antarctic expedition in Subarea 48.2 in March 1997

   carried out on the Ukrainian scientific research vessel "E. Krenkel" in subarea 48.2. The ... similar observations, but in much less amount, were carried out in subarea 48.1. The preliminary results ... of biological studies make possible to characterize the krill population state, other functionally ... significant components of the plankton community. Author(s):  V.A. Bibik (Ukraine) Title:  Preliminary results ...

   Meeting Document : WG-EMM-98/13 : Autor(es): V.A. Bibik (Ukraine)

10. Summary of scientific observer data collected in the CAMLR Convention Area during 2015

    Abstract:  This paper summarises the data collected by Scientific Observers operating in the ... Convention Area on board longline and finfish trawl vessels during the 2015 season (based on data received by ... the Secretariat up to 09 October 2015). Information on observer coverage, incidental mortality ... (including the implementation of mitigation related CMs), tagging and conversion factors is presented. Author ...

    Meeting Document : WG-FSA-15/01 Rev. 1 : Autor(es): CCAMLR Secretariat

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