Résultats de la recherche
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Identification of important benthic areas for conservation – using shared data from the Domain 1 MPA planning process
proposal for candidate MPAs, however they may be useful in contributing additional information towards the ... located west of the Antarctic Peninsula in the Bransfield Strait and north of the South Shetland Islands ... 1 planning process were used in this study (under the CCAMLR data use and access rules). This study ... demonstrates the value of shared datasets in facilitating additional, supporting analyses for MPA planning. The ...
Meeting Document : WG-EMM-16/35 : Auteur(s): M. Bristow, S. Grant, M. Santos and A. Capurro
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Proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
Japan. No krill biomass has been estimated in the Division since 1996 when Australia carried out BROKE ... . There are two main objectives of our survey: (1) estimation of krill biomass to update B 0 in the ... division and (2) oceanographic observations in the area to detect long term changes if any. Japanese ... research vessel, Kaiyo-maru, will be used in the survey. The krill survey (echosounder and RMT) and ...
Meeting Document : WG-EMM-17/05 : Auteur(s): H. Murase, K. Abe, T. Ichii and A. Kawabata
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Revised outline of the dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
conducted by Japanese research vessel, Kaiyo-maru. No krill biomass has been estimated in the Division since ... Australia carried out BROKE in 1996. There are two main objectives of our survey: (1) estimation of krill ... biomass to update B(0) in the area and (2) oceanographic observations in the area to detect long term ... the CCAMLR standard protocol. Utility of 70 kHz in addition to 3 standard frequencies (38, 120 and 200 ...
Meeting Document : SG-ASAM-18/03 : Auteur(s): H. Murase, K. Abe, R. Matsukura, H. Sasaki and T. Ichii
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Update of ongoing work on age and growth of Antarctic toothfish (Dissostichus mawsoni) from Division 58.4.1 by Australia and Spain
Abstract: Spain and Australia are conducting fishing research in the 58.4.1 Division from 2013 ... and 2017 respectively, in order to get data and biological samples which enable an assessment of ... Antarctic toothfish in this so called “data poor” area at the end of the whole experience. From the five ... surveys completed, the last two have been in coordination between the five proponents, namely Australia ...
Meeting Document : WG-FSA-18/54 Rev. 1 : Auteur(s): L.J. López-Abellán, M.T.G. Santamaría, R. Sarralde, S. Barreiro, B. Farmer and T. Barnes
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Time series of Drake Passage Oscillation Index (DPOI) from 1952 to 2005, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ...
Meeting Document : WG-EMM-05/17 : Auteur(s): M. Naganobu and K. Kutsuwada (Japan)
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Seabird mortality and the Falkland Islands trawling fleet
, trawling and hauling operations for 157 days onboard finfish trawlers in the Falkland Islands in 2002/03 ... of these birds become impaled on a splice in the cable, which was situated on average around 50-100m ... from the waters surface, and are subsequently hauled onboard. In over 600 observed hauls in 2001-03 no ...
Meeting Document : WG-FSA-03/91 : Auteur(s): B.J. Sullivan, T.A. Reid, L. Bugoni and A.D. Black (United Kingdom)
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EXPLORING THE ROBUSTNESS OF THE CURRENT TOOTHFISH SPP. HARVEST CONTROL RULES AND POTENTIAL EXPLOITATION RATE-BASED ALTERNATIVES
Abstract: In this paper a simple biomass dynamic population model is used as a paradigm for the ... dynamics of toothfish spp. in the CCAMLR area. This model underpins a management strategy evaluation ... framework where the process of stock assessment, TAC calculation and implementation and potential changes in ... current harvest control rule employed for assessed stocks of toothfish spp. in the convention area is ...
Meeting Document : WG-SAM-09/14 : Auteur(s): R. Hillary (United Kingdom)
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An interpretation of the growth of the Adelie penguin rookery at Cape Royds, 1955-1990
Abstract: The population dynamics of the Cape Royds rookery were modelled by computer, in order ... to determine the probable causes of the dramatic increase since 1980 in the numbers of Adelie ... penguins, Pygoscelis adeliae, breeding in the Ross Sea region, Antarctica. Variations in the extent of sea ... probably the result of a recent warming of the Ross Sea climate. Published in: New Zealand Journal of ...
Meeting Document : WG-CEMP-92/21 : Auteur(s): N. Blackburn (Denmark), R.H. Taylor and P.R. Wilson (New Zealand)
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Manual: estimating the age of Patagonian toothfish (Dissostichus eleginoides) using transverse cross-sections of otoliths
noted in the growth parameters being used for assessments of toothfish. To assess whether these ... nations participated in a Workshop in 2001 at Old Dominion Unversity with the primary aim of seeking ... conformity in estimating age of Patagonian toothfish (Dissostichus eleginoides). Arising from the workshop ... in reading otoliths; quality assurance and control; and the use of reference sets to monitor ...
Meeting Document : WG-FSA-10/15 : Auteur(s): K. Underkoffler, N. Ramanna and J. Ashford (USA)
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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 ... little application in data analyses or prediction in studies movement. Here we develop a continuous time ... apply the model to estimate the equilibrium distribution of Patagonian toothfish in the region around ... Heard and MacDonald Islands in the Australian Antarctic zone using to mark-recapture data from the ...
Meeting Document : WG-FSA-SAM-06/16 : Auteur(s): C. Wilcox, M. Bravington and D. Peel (Australia)