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Results of fish stock assessment survey, South Georgia region, November - December 1986
rossii and Patagonotothen brevicauda guntheri were an order of magnitude lower than observe by Kock in ... 1985. Abundance of Dissostichus eleginoides and Pseudochanichthys georgianus appeared lower in 1986/87 ... Champsocephalus gunnari were larger in 1986/87 than 1984/85, probably due to good recruitment of 1983/84 and 1984 ... Paper Title: Results of fish stock assessment survey, South Georgia region, November- December ... established in 1984 when the Commission for the Conservation of Antarctic Marine Living Resources adopted ... %, respectively, of the 1984/85 estimates. Specimens ranged in length from 27-68 cm, with a mean length of ... modes in the length frequency distribution of 15, 25, 34, 42 and 50 cm correspond to published mean ... . 1985). Of the major finfish resources, the decline in abundance of Notothenia rossii has been the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Автор(ы): Gabriel, W.L.
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An examination of variance and sample size for female Antarctic fur seal trip durations
Abstract: This paper uses power analysis and bootstrap functions to examine the importance of ... sample size in detecting differences between two years of fur seal trip duration data. Female foraging ... year. A bootstrap function was used to examine the effect of sample size on variance. Currently CCAMLR ... trip duration for the first six trips to sea for 1997/98 (n = 30) and 1998/99 (n = 31) at Cape Shirreff ...
Meeting Document : WG-EMM-99/45 : Автор(ы): M.E. Goebel (USA)
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Development of a generic operating model framework for data collection, assessment method and management strategy evaluations
framework will have a number of modules representing the fish population dynamics, harvest by fishing fleets ... Abstract: A generic spatially-explicit age-structured model framework is in development that will ... enable to evaluate data collection protocols, assessment methods and management strategies. The model ... framework is programmed in R to promote transparency and interactions between researchers. It is based on ...
Meeting Document : WG-FSA-11/20 : Автор(ы): P. Ziegler (Australia)
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Development of a generic operating model framework for data collection, assessment method and management strategy evaluations
framework will have a number of modules representing the fish population dynamics, harvest by fishing fleets ... Abstract: A generic spatially-explicit age-structured model framework is in development that will ... enable to evaluate data collection protocols, assessment methods and management strategies. The model ... framework is programmed in R to promote transparency and interactions between researchers. It is based on ...
Meeting Document : WG-SAM-11/13 : Автор(ы): P.E. Ziegler (Australia)
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USING AUTOMATED CAMERAS AS A COST-EFFECTIVE MEANS OF EXTENDING LAND-BASED PREDATOR MONITORING
developed for use in the extreme conditions of Antarctica, (2) a preliminary assessment of the utility of ... and reliable tools for surveillance and monitoring. This paper describes (1) the kinds of observations ... expand the spatial extent of Adélie penguin monitoring, and to extend monitoring to additional land-based ... breeding species, in east Antarctica. Author(s): C. Southwell, L. Emmerson and K. Newbery (Australia ...
Meeting Document : WG-EMM-11/37 : Автор(ы): C. Southwell, L. Emmerson and K. Newbery (Australia)
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How similar are CEMP indices from adjacent locations? A case of study using Pygoscelis adeliae and P. papua monitoring data from three breeding colonies on King George Island
Abstract: What is the spatial scale of monitoring conducted at an individual CCAMLR Ecosystem ... found evidence of and site- and species-specific differences that highlight heterogeneity in indices of ... several monitoring clusters like that on King George Island to help identify the relative importance of ... local environmental factors and better estimate the range of variability that such factors can introduce ...
Meeting Document : WG-EMM-14/43 : Автор(ы): M.M. Santos (Argentina), M. Korczak-Abshire (Poland), M.A. Juáres (Argentina), W.Z. Trivelpiece and J.T. Hinke (USA)
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An assessment of seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, March–May 1997
interactions with seabirds, and the effectiveness of measures employed to mitigate seabird mortality. In this ... into the side of the vessel. Few birds were generally seen following the vessel during setting ... to dive; large numbers of black-browed albatrosses were seen when the moon was full, but were ... effectiveness of streamer-lines in mitigating bird mortality found no significant difference due to a streamer ...
Meeting Document : WG-FSA-97/09 : Автор(ы): Ashford, J.R., Croxall, J.P.
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Operations of Chilean vessel Betanzos fishing Antarctic krill (Euphausia superba) (June 2011 – April 2012)
Abstract: This paper describes the main results obtained in krill fishing (Euphausia superba ... ) made by the conventional trawler Betanzos in the Antarctic region (Subareas 48.1, 48.2 and 48.3 ... , fishing yields and length frequency distributions of captured krills. Author(s): P.M. Arana (Chile) Title ... : Operations of Chilean vessel Betanzos fishing Antarctic krill (Euphausia superba) (June 2011 – April 2012 ...
Meeting Document : WG-EMM-12/30 : Автор(ы): P.M. Arana (Chile)
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A method for preparing large numbers of otolith sections for viewing by scanning electron microscope
Abstract: In an investigation of the age structure of a population of Notothenia coriiceps ... facilitate present methods of ageing fish populations, especially for fishery work in the Antarctic where ... Richardson at the South Orkney Islands, Antarctica, the microstructure of otoliths was examined. Progress is ... reported on a method used for processing large numbers of otoliths using a scanning electron microscope ...
Meeting Document : WG-FSA-93/07 : Автор(ы): J.R. Ashford, K. Robinson and M.G. White (United Kingdom)
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Collaborating to support effective protection of Southern Ocean ecosystems
transhipments in the Convention Area; tightening legal loopholes for those involved in IUU fishing; implementing ... Abstract: In this paper, COLTO and ASOC highlight important enforcement and compliance actions ... undertaken since CCAMLR XXXV and recommend further steps that CCAMLR can take to demonstrate leadership in ... compliance and enforcement as well as in environmental protection, including additional regulations for ...
Meeting Document : CCAMLR-XXXVI/BG/29 : Автор(ы): Submitted by ASOC and COLTO
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