Resultados de la búsqueda
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Review of the Admiralty Bay Antarctic Specially Managed Area Management Plan (ASMA No. 1)
Abstract: A Management Plan for designating Admiralty Bay and its surroundings as an Antarctic ... Specially Managed Area (ASMA), under Annex 5 of the Protocol to the Antarctic Treaty on Environmental ...
Meeting Document : WG-EMM-05/8 : Autor(es): Delegations of Brazil and Poland
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Meta-analysis of catch reporting in CCAMLR exploratory fisheries
CCAMLR exploratory fisheries (as an update to WG-FSA-15/04 Rev. 1). The number of fish belonging to ... metric of the relative level of target and by-catch reported for each haul. This index showed little ... data reported in CCAMLR fisheries may include the development of a detailed manual on by-catch sampling ... as well as bycatch profiles for individual fisheries and gear types. Author(s): CCAMLR Secretariat ...
Meeting Document : WG-FSA-18/14 : Autor(es): CCAMLR Secretariat
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Predicting distribution and relative abundance of mid-trophic level organisms using oceanographic parameters and acoustic backscatter
Abstract: Data on the distribution and abundance of mid-trophic level organisms (MTLOs) in the ... their ability to support decision-making for issues ranging from fisheries management to ecosystem ... (SO) between 2008 and 2014 to develop explanatory and predictive models for acoustic backscatter, a ... proxy for MTLO abundance in the epi- and mesopelagic zones. Boosted regression trees and generalised ...
Meeting Document : WG-EMM-18/P07 : Autor(es): P.C. Escobar-Flores, R.L. O’Driscoll and J.C. Montgomery
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Comparisons in diet between diurnal and overnight foraging chinstrap penguins at Seal Island
) and an overnight forager (5732 kJ) based on available input parameters. A comparison of krill in the ... values of the estimated diet mass were 4085 kJ for diurnal foragers and 4809 kJ for overnight foragers ... , which were comparable with daily average energy requirements calculated for a diurnal forager (4853 kJ ... , where krill tended to be smaller and less matured. On the other hand, overnight foragers took krill in ...
Meeting Document : WG-EMM-96/55 : Autor(es): Hayashi, T., Ichii, T., Cameron, M.F., Miura, A., Jansen, J.K., Bengtson, J.L., Boveng, P.
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Climate change impacts, vulnerabilities and adaptations: Southern Ocean marine fisheries
. However, as an “under-exploited” fishery, there is potential for krill to play a role in global food ... biological systems, including impacts on key fishery taxa such as Antarctic krill. • The impact of ... -dependent livelihoods in the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ) Area, therefore climate change will have limited direct implications for regional food security ...
Meeting Document : WG-EMM-18/P19 : Autor(es): K. Reid
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Dietary studies of Adélie penguins through faecal DNA analysis
DNA from penguin faecal samples as an alternative, non-invasive procedure. We describe the technique ... , discuss recent results and outline current thoughts on its advantages and limitations. We also outline a ... validation study currently underway on samples collected at Signy Island, South Orkneys, to compare the prey ... Approved Delegation responsibility for releasing documents: Australia ...
Meeting Document : WG-EMM-17/13 : Autor(es): L. Emmerson, B. Deagle, C. Waluda, M. Dunn, P. Trathan and C. Southwell
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Marine debris: a persistent and emerging threat to antarctic ecosystems
has the capacity to detect and monitor the impacts of marine debris on populations, and could set an ... example for other management bodies seeking to reduce the impacts of this problem on marine species ... , and avenues to assess these impacts on the population and community levels should be explored. CCAMLR ... : Content Approved Document Release Consent: Yes Delegation responsibility for releasing documents: CCAMLR ...
Meeting Document : SC-CAMLR-XXXVI/BG/29 : Autor(es): Submitted by ASOC
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A RE-APPRAISAL OF THE TOTAL BIOMASS AND ANNUAL PRODUCTION OF ANTARCTIC KRILL
Abstract: Despite much research on Euphausia superba, estimates of their total biomass and ... abundance of 8x1014 postlarvae with biomass of 379 million tonnes (Mt). These values are based on a ... of relative krill density around Antarctica with the most recent, acoustics-derived, value for the ... is estimated conservatively at 342-536 Mt y-1, based on three independent methods. These are high ...
Meeting Document : WG-EMM-08/17 : Autor(es): A. Atkinson (United Kingdom), V. Siegel (Germany), E.A. Pakhomov (South Africa), M.J. Jessopp (United Kingdom) and V. Loeb (USA)
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2015–2016
, at Signy Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2015 ... . Entanglements of two sub-adult Antarctic fur seals and one juvenile elephant seal were observed at Bird Island ... items). Two incidences of entangled adult wandering albatrosses and one entangled snowy sheathbill were ... level for wandering albatrosses and black-browed albatrosses, but above the mean for grey-headed ...
Meeting Document : SC-CAMLR-XXXV/BG/21 : Autor(es): Delegation of the United Kingdom
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Summer distribution, abundance and structure of krill populations (Euphausia superba and Euphausia crystallorophias) sampled by plankton net in the western Ross Sea (January–February 2000)
1000m3. The high abundance of Euphausia superba (1510 g/1000m3) found in a single haul on the Mawson Bank ... Sea during the summer period, the two species of euphausiid inhabit different areas. Lengths of Ice ... : No Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : WG-EMM-00/38 : Autor(es): M. Azzali, A. Sala and G. Brancato (Italy)