Résultats de la recherche
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Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia, France, Japan, Republic of Korea and Spain
the continuation of the research plan as set out in WG-FSA-16/29. All significant changes to the plan ... . Issues arising from the 2016/17 season are also provided in Section B. Author(s): Delegations of ... milestones in accordance with ANNEX 24-01/A. In 2016, the Scientific Committee agreed that the research plan ... Australia, France, Japan, Republic of Korea and Spain Title: Continuation of multi-Member research on the ...
Meeting Document : WG-FSA-17/18 Rev. 1 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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On maturity level of gonads of Antarctic toothfish Dissostichus mawsoni from the southern Ross Sea (Subarea 88.1) in December 2005–February 2006
” under Russian flag in the 2005/06 season. Our supposition is that the predominant part of Antarctic ... participation in spawning of the current year. Ovaries of the most females weighed less than 2.0 kg; average GSI ... Antarctic toothfish Dissostichus mawsoni were collected from Subarea 88.1 on board of the longliner “Yantar ... value of all the females examined did not exceed 2.0%. Author(s): V.G. Prutko (Ukraine) Title: On ...
Meeting Document : WG-FSA-06/9 : Auteur(s): V.G. Prutko (Ukraine)
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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)
the continuation of the research plan as set out in WG-FSA-16/29. All significant changes to the plan ... milestones in accordance with ANNEX 24-01/A. In 2016, the Scientific Committee agreed that the research plan ... are outlined in Section A. A summary of data collection in 2016/17 (Section B), and issues arising ... 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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Comparison of bootstrap methods for assessment of mackerel icefish (Champsocephalus gunnari) in CCAMLR Statistical Subarea 48.3 based on the ground fish survey
Abstract: The existing bootstrap used in the assessment of icefish biomass in CCAMLR subarea 48.3 ... assessment of mackerel icefish (Champsocephalus gunnari) in CCAMLR Statistical Subarea 48.3 based on the ... was compared to an alternative rescaled bootstrap to compare the performance of the methods. The ... differences between the method were small (less than 5%) except for slightly lower 5%iles in 2002 and 2004 in ...
Meeting Document : WG-SAM-17/36 : Auteur(s): T. Earl and N. Fallon
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Variability of krill stock composition and distribution in the vicinity of Elephant Island during AMLR investigations 1988-1992
Abstract: Krill stock composition and distributional patterns in the vicinity of Elephant Island ... distribution in the vicinity of Elephant Island during AMLR investigations 1988-1992 Approval: Approved ... during austral summer 1988-1992 are described. Changes in both size and maturity composition over the ... recruitment from the 1989/90 and 1990/91 year classes. Year class success may be related to the abundance of ...
Meeting Document : WG-KRILL-92/12 : Auteur(s): V. Loeb (USA) and V. Siegel (Germany)
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An outline of narrowband echosounder survey methods to estimate biomass of Antarctic krill in CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
CCAMLR standard will be employed in the analysis but utility of 70 kHz data will also be investigated ... to estimate biomass of Antarctic krill in CCAMLR Division 58.4.1 during 2018/19 season by the ... will be conducted in CCAMLR Division 58.4.1 during 2018/19. The biomass estimation will be conducted ... in 2000 as the CCAMLR-2000 survey. Quantitative echosounders has evolved since then and a current ...
Meeting Document : SG-ASAM-18/02 : Auteur(s): K. Abe, K. Amakasu, R. Matsukura, T. Mukai and H. Murase
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Development of foraging behaviour and evidence of extended parental care in the gentoo penguin (Pygoscelis papua)
their first trip to sea at a mean age of 70 days of age, before finally departing the colony at an ... 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 ... approximately 2500 breeding pairs of gentoo penguins in Admiralty Bay, King George Island, South Shetland ...
Meeting Document : WG-EMM-06/8 : Auteur(s): M. Polito and W.Z. Trivelpiece (USA)
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Flexible foraging strategies of gentoo penguins help buffer the impacts of inter-annual changes in prey availability
. We examined inter-annual changes in the foraging strategies and diet of gentoo penguins in the South ... , and fish the secondary, though the importance of these items varied among years. Diving behavior also ... flexibility may contribute to why gentoo penguin populations have remained stable in the region, while their ... (USA) Title: Flexible foraging strategies of gentoo penguins help buffer the impacts of inter-annual ...
Meeting Document : WG-EMM-08/50 : Auteur(s): A.K. Miller and W.Z. Trivelpiece (USA)
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Shipboard line transect surveys of crabeater seal abundance in the pack-ice off East Antarctica: evaluation of assumptions
in the pack-ice off East Antarctica: evaluation of assumptions Approval: Approved ... Abstract: The extent to which the assumptions underlying line transect sampling are satisfied in ... shipboard surveys of crabeater seals hauled-out on the Antarctic pack-ice is examined. Crabeater seals ... showed little movement in response to the approaching ship. Movement away from the ship by seals close to ...
Meeting Document : WG-EMM-04/64 : Auteur(s): C. Southwell, W. de la Mare (Australia), D. Borchers and L. Burt (United Kingdom)
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An unmanned aerial vehicle as a platform for aerial photography of land-based predator populations in Antarctica: specifications and suitability of the Aerosonde Mark III
Abstract: WG-EMM is currently investigating the feasibility of undertaking broad-scale surveys of ... large and remote regions. We describe some specifications and assess the advantages and disadvantages of ... one such UAV, the ‘Aerosonde’, which is manufactured by Aerosonde™ in Melbourne, Australia. The ... cost, the need for a launching and landing runway, difficulty in operating around mountainous terrain ...
Meeting Document : WG-EMM-03/50 : Auteur(s): L. Irvine and C. Southwell (Australia)