Resultados de la búsqueda
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Outline details of the proposed aerial photographic survey at South Georgia for estimating breeding population sizes of land-based predators
Abstract: This paper describes current research plans to estimate the size of land-based marine ... the abundance of these populations. The research will focus upon predator species that depend upon ... concentrate upon those species where there is a high probability of interaction with fisheries and significant ... develop new methods that reliably estimate predator population sizes whilst minimising the level of ...
Meeting Document : WG-EMM-01/24 : Autor(es): P. Trathan and D. Briggs (United Kingdom)
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Improvements to the System of Inspection concerning stowage of fishing gear on vessels in areas closed for fishing
Abstract: This paper proposes a minor modification to the "indicators of fishing" ... ; adopted at CCAMLR XIV to ensure that all methods of fishing (longlining, potting and trawling) in the ... fully address harvesting by potting and trawling. Author(s): Delegation of Australia Title ... : Improvements to the System of Inspection concerning stowage of fishing gear on vessels in areas closed for ...
Meeting Document : SCOI-96/03 : Autor(es): Delegation of Australia
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A methodological proposal to monitor changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax atriceps
. The methodology considered is based in the analysis of regurgitated pellets of the blue-eyed shag ... Phalacrocorax atriceps. The fundaments of the proposal as well as the methods tested and the steps followed are ... changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax ...
Meeting Document : WG-EMM-95/84 : Autor(es): Barrera-Oro, E., Casaux, R.
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Determination of local density of Dissostichus eleginoides in Subarea 48.3 - CCAMLR protocol local depletion experiment Ihn Sung 66 - January 1994
circulated by the Secretariat in COMM CIRC 93/50. The results of this experiment are presented. Leslie and ... fishable area of 50 nm2 this represented a density of 0.5kg/nm2 Suggestions are made for the design of ... of local density of Dissostichus eleginoides in Subarea 48.3- CCAMLR protocol local depletion ...
Meeting Document : WG-FSA-94/22 : Autor(es): C. Jones and G. Parkes (United Kingdom)
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A re-assessment of the stock of Notothenia gibberifrons in the South Orkney Islands (Statistical Subarea 48.2)
Abstract: Based on a tentative adjustment of catches of Notothenia gibberifrons previously ... state of the stock is unknown. Author(s): K.-H. Kock (Germany) and D.J. Agnew (Secretariat) Title: A ... re-assessment of the stock of Notothenia gibberifrons in the South Orkney Islands (Statistical ...
Meeting Document : WG-FSA-90/16 : Autor(es): K.-H. Kock (Germany) and D.J. Agnew (Secretariat)
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Feasibility of trawl surveys to estimate abundance of juvenile toothfish in Subarea 88.1
Abstract: This report presents results from a desktop study to determine the feasibility of ... average over the last three years, 63% of the seabed area from 0–600 m depth was not fishable in January ... –February because of ice. Ice cover varied greatly between years, with the untrawlable area ranging from 31 ... % in 2002 to 89% in 2002. Less than 10% of the potential trawl survey area was fishable in all three ...
Meeting Document : WG-FSA-SAM-04/07 : Autor(es): Wood, B.A., ODriscoll, R.L., Hanchet, S.M.
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Application of continuous time Markov chains to modelling animal movement: estimation of movement rates and retention times for Patagonian toothfish
Abstract: The study of animal movement and distribution has been a central focus in ecology since ... the inception of the science. However, continuous-time, discrete state models have received relatively ... accuracy of estimates arising from this model using simulated data with known movement rates. Finally, we ... apply the model to estimate the equilibrium distribution of Patagonian toothfish in the region around ...
Meeting Document : WG-FSA-SAM-06/16 : Autor(es): C. Wilcox, M. Bravington and D. Peel (Australia)
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Estimation of toothfish distribution and population size in Subarea 88.3 by results of research longline fishing in 2011–2012
set at a depth from 625 to 2336 m. Total number of set hooks amounted 171096. In 2011 research fishing ... . Collected from research fishing data contributes to the achievement of the main objectives of research- make ... estimation of toothfish quantity, as well as expand the knowledge about toothfish`s and by-catch species ... V.V. Akishin (Russia) Title: Estimation of toothfish distribution and population size in Subarea 88.3 ...
Meeting Document : WG-SAM-12/20 : Autor(es): V.A. Tatarnikov, I.G. Istomin and V.V. Akishin (Russia)
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Results of a CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2013
first survey was completed in February (Hanchet al. 2012a). In this paper we provide the results of the ... Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... second survey in the time series. The objectives of this second survey were: To carry out a longline ... standardised manner; and To sample additional experimental stations in adjacent areas to identify areas of high ...
Meeting Document : WG-SAM-13/32 : Autor(es): S.J. Parker, S.M. Hanchet, S. Mormede, A. Dunn (New Zealand) and R. Sarralde (Spain)
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Analysis of sea-ice concentration of 48.6_4 and _5 with remote sensing data during the latest four seasons
Abstract: We analyzed the sea-ice concentration for the southern ice-shelf areas of 48.6 during ... the latest four seasons using two satellite data, LANCE-MODIS data and AMSR2 of “Shizuku” processed ... byUniversity Bremen. Figure 1 shows the overall of the topography and ice condition with Shinsei maru No. 3 ... to enter the block, thus she left for the northern part of Subarea 48.6 in February 8th. However, the ...
Meeting Document : WG-SAM-16/42 Rev. 1 : Autor(es): T. Namba, K. Taki and T. Ichii