Resultados de la búsqueda
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The Antarctic toothfish: how common a prey for Weddell seals?
. In addition to past reports of isolated toothfish captures, the frequency of these observations and ... the quantity of toothfish captured lead us to suggest that this species is a significant prey item for ... Weddell seals, and that the recent development of a toothfish fishery in the Ross Sea may have broader ... impacts than expected. This is especially important in the McMurdo Sound region as toothfish are probably ...
Meeting Document : WG-EMM-07/P4 : Autor(es): P.J. Ponganis and T.K. Stockard (USA)
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POPULATION SUBDIVISION IN THE ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) REVEALED BY MITOCHONDRIAL AND NUCLEAR SINGLE NUCLEOTIDE POLYMORPHISMS (SNPS)
Abstract: The Antarctic toothfish (Dissostichus mawsoni) exhibits a circumpolar distribution in ... coastal waters south of the Antarctic Polar Front. For a preliminary evaluation of global population ... from four CCAMLR Subareas in the Southern Ocean (Australian Antarctic Territory (Subarea 58.4.2), Ross ... Dependency (Subareas 88.1 and 88.2) and the South Shetland Islands (Subarea 48.1). Significant genetic ...
Meeting Document : WG-FSA-08/P01 : Autor(es): K. Kuhn and P.M. Gaffney
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Krill: the power lunch of Antarctica
the management of the krill fishery, conducting a new krill synoptic survey, keeping the trigger level ... as the enforceable catch limit, improving monitoring through a strengthened CEMP program, continuing ... procedures with the aim of reducing speculative notifications, and requiring mandatory ice-strengthening for ... krill fishing vessels. Author(s): Submitted by ASOC Title: Krill: the power lunch of Antarctica ...
Meeting Document : CCAMLR-XXXIII/BG/25 : Autor(es): Submitted by ASOC
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Update of analysis on sea-ice concentration of southern part of 48.6 and 58.4.2 for the new research block on expected spawning ground of TOA
Abstract: Following WG-SAM-16/42 Rev. 1, we updated the analysis on the sea-ice concentration of ... the period (2002-2017 until April) for 48.6_4 and 48.6_5. In addition, we also analyze the ice ... ) and hence it should be covered by research for stock assessment in the near future. Author(s): T ... 48.6 and 58.4.2 for the new research block on expected spawning ground of TOA Approval: Approved ...
Meeting Document : WG-SAM-17/10 : Autor(es): T. Namba, T. Ichii and T. Okuda
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ECOLOGICAL REPERCUSSIONS OF HISTORICAL FISH EXTRACTION FROM THE SOUTHERN OCEAN
Abstract: A major mid-1980s shift in ecological structure of significant portions of the Southern ... Ocean was partially due to the serial depletion of fish by intensive industrial fishing, rather than ... strong year classes, as is true of such fish elsewhere. A climate regime, the Southern Annular Mode, once ... oscillated between two states, but has remained in its “positive mode” since the time of the fish extraction ...
Meeting Document : WG-EMM-08/P07 : Autor(es): D. Ainley and L. Blight
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Some comments on the procedure for testing estimators of krill abundance which utilise survey data
patterns, which are compatible with existing information on the distributions from surveys. "Two-level ... are then located at random within the survey area. These "two-level" models provide an ... encouraging improvement in fits to the distribution of inter-swarm distances observed on the 1981FIBEX survey ... such models can be used as the basis for the simulation studies required- some suggestions are made in ...
Meeting Document : WG-KRILL-91/21 : Autor(es): D.S. Butterworth, D.L. Borchers and D.G.M. Miller (South Africa)
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Proposal for GEF (Global Environment Facility) funding to support capacity building and training to the GEF-eligible countries with Antarctic interests
: Measuring potential physical and ecological degradation and destabilisation from the effects of climate ... change (particularly ocean acidification) and pollution; Identifying and managing the risk from marine ... identification of overfishing of target species and associated or species dependent on the same ecosystem taken ... managed areas. As the multilateral agency responsible for the conservation of Antarctic marine living ...
Meeting Document : WG-EMM-10/32 : Autor(es): South Africa
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CCAMLR and climate change: the need for urgent action
Ocean ecosystems but have yet to adopt a comprehensive approach to responding to climate change in the ... in which scientists propose scenarios for the future of Antarctica and the planet in a changing ... climate. These papers demonstrate the dramatic consequences of not addressing climate change, but also ... emphasize that these consequences can be prevented if the right policies are implemented now. There is a ...
Meeting Document : CCAMLR-XXXVII/BG/26 : Autor(es): Submitted by ASOC
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Update on prosecutions against vessels for alleged illegal fishing in Australia’s EEZ around the territory of Heard Island and McDonald Islands
Abstract: This paper provides an update of prosecution actions pending against three vessels, the ... Salvora, Aliza Glacial and the Big Star, for alleged illegal fishing in the Australian EEZ around the ... Australia’s EEZ around the territory of Heard Island and McDonald Islands Approval: Approved ...
Meeting Document : CCAMLR-XVII/BG/39 : Autor(es): Delegation of Australia
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Draft: differences in the foraging strategies of male and female Adelie penguins
to make shorter journeys to closer foraging grounds during the guard period, and fed more extensively ... on fish throughout chick rearing. The importance of these results to monitoring programs such as the ... CCAMLR Ecosystem Monitoring Program (CEMP), their relevance to the energetics of reproduction and their ... role in the intraspecific partitioning of foraging behaviour are discussed. Author(s): Franchi, E ...
Meeting Document : WG-EMM-95/46 : Autor(es): Franchi, E., Kerry, K., Clarke, J.