Resultados de la búsqueda
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Progress towards an assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002–03 to 2015–16 using a two-area model
collect mark-recapture data in the South to help inform the estimation of biomass in the South. We present ... the model, and in particular the size of the fish population in the South. We recommend that the ... Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea region, defined here as SSRUs 88.2C–H. The ... models were first developed for the region in 2014 and refined in 2015. Results showed the need to ...
Meeting Document : WG-FSA-16/44 : Autor(es): S. Mormede, K. Large and S. Hanchet
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Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data
larval transport of the Antarctic Toothfish in the East Antarctic region. This paper presents the ... observed in the experiment A-1, the majority of particles were advected eastward in the experiment A-2. A ... experiment A-2 because of effects of temporal eddy activities. In the northern continental slope region, most ... 2-year simulation. From the result of the BB region, while strong self retention on the BB was ...
Meeting Document : WG-FSA-2019/63 : Autor(es): M. Mori, K. Mizobata, T. Okuda and T. Ichii
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1992 winter and 1992/93 pup-rearing season
males, the main element of the population seen ashore at Bird Island at this time of year. In the summer ... ) was similar to previous years. The increased incidence of entanglement in both winter and summer is ... changes in the foraging ecology of fur seals at South Georgia nor by obvious changes in fishing practice ... Abstract: Surveys of Antarctic fur seals entangled in man-made marine debris were carried out for ...
Meeting Document : SC-CAMLR-XII/BG/06 : Autor(es): Delegation of United Kingdom
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2002 winter and 2002/03 breeding season
reported here. The overall number of entanglements showed a decrease from last year of 55% in winter and 67 ... %. Severe injuries accounted for 33% of entanglements over winter and 25% during the summer. As in previous ... ) accounted for the majority of all entanglements (81%); no entanglement in fishing nets was observed This ... highlights the need for continued monitoring and increased effort in ensuring correct disposal of debris with ...
Meeting Document : SC-CAMLR-XXII/BG/11 : Autor(es): Delegation of the United Kingdom
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005
in the vicinity of Heard Island in June 2005 to provide the information for an assessment of short ... -term annual yield in the 2005/2006 CCAMLR season. This paper provides a preliminary assessment of yield ... using the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the ... years old during the coming season. This would result in an estimated yield of 1,210 tonnes, which is ...
Meeting Document : WG-FSA-05/39 : Autor(es): A.J. Constable, T. Lamb and R. Williams (Australia)
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Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia Sea
geographical and depth distribution of Pseudochaenichthys georgianus in the area of Scotia Arc Islands and on ... shelf of South Georgia Island. In the Antarctic colder waters in the Palmer Archipelago there were ... ; age 2 with 3 are in the South Shetlands; age 4+ are accumulating at South Orkney. While on shelf of ... one, small sub-antarctic island the group ages of P. georgianus are by time separated in a patterns of ...
Meeting Document : WG-FSA-12/68 Rev. 1 : Autor(es): R. Traczyk (Poland)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 random stratified trawl survey
standard CCAMLR methods. A pattern of multiple year classes being present simultaneously in the population ... projected. These projections indicate that catches of 309t in the 2014/15 season and 275t in the 2015/16 ... assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ...
Meeting Document : WG-FSA-14/44 : Autor(es): D.C. Welsford (Australia)
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Identification of Pleuragramma antarctica larvae in the Ross Sea via mitochondrial DNA
, length and growth data for larvae found in the western and eastern Ross Sea during the austral summer of ... several of related notothenioids, which confirmed the species identity of larvae in the western Ross Sea ... possibility of another nursery ground for P. antarctica in the vicinity of the Bay of Whales. This is a novel ... . Zane (Italy) and J.R. Ashford (USA) Title: Identification of Pleuragramma antarctica larvae in the ...
Meeting Document : WG-FSA-15/61 : Autor(es): J.A. Caccavo (Italy), C. Brooks (USA), L. Zane (Italy) and J.R. Ashford (USA)
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Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand
abundance of Antarctic toothfish in Subarea 88.3 and the Scientific Committee has requested members complete ... structure of Antarctic toothfish in this subarea – and their relationship to the rest of the Pacific Sector ... is to determine the abundance of Antarctic toothfish in Subarea 88.3. Secondary objectives are to ... New Zealand Title: Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of ...
Meeting Document : WG-FSA-17/40 : Autor(es): Delegations of the Republic of Korea and New Zealand
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Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017
Rocks, at low levels in the northern strata of South Georgia and more abundant in the Southern strata ... Dissostichus eleginoides were low. A small peak in the length frequency distribution was present at lengths of ... icefish species were very similar to results obtained in 2015. However, the estimated biomass of ... : Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017 Approval ...
Meeting Document : WG-FSA-17/44 : Autor(es): M. Belchier, V. Foster, S. Gregory, S. Hill, V. Laptikhovsky, P. Lafite and L. Featherstone