Search results
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Report of the Second Annual Meeting of SCAR Krill Action Group
Abstract: The first annual meeting of the SCAR Krill Action Group (SKAG) met in Concarneau France ... important knowledge gaps in krill research that could provide data in support of the management ... on June 15th and 16th, 2019. The meeting focused on several topics including the identification of ... needs of CCAMLR. Author(s): B. Meyer, S. Kawaguchi and K. Reid Title: Report of the Second Annual ...
Meeting Document : SC-CAMLR-38/BG/06 : Author(s): B. Meyer, S. Kawaguchi and K. Reid
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Use of cameras and sensors to monitor the behaviour and benthic impact of longline gears
Abstract: In order to investigate and monitor the ecological impact of longlines on the benthic ... environment and subsequently develop strategies for its management, the UK is conducting a series of research ... projects studying the potential impact of longline fishing gear on benthic habitats. The research has been ... sensors. Data collected by the cameras and sensors will be input to models which predict the areas in ...
Meeting Document : WG-FSA-2019/24 : Author(s): C. Darby
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Preliminary analyses of data collected during experimental phases of the 1994/95 and 1995/96 Antarctic crab fishing seasons
, negative slopes. The insignificant regressions were probably a result of inter-haul variability in CPUE and ... depletion estimators for use in stock assessment, but the WG-FSA may wish to re-evaluate the design of Phase ... Abstract: Data collected from the FN American Champion during Phases 1 and 2 of the experimental ... generalized additive models show that the density of fishable P. spinosissima is highest off the northern ...
Meeting Document : WG-FSA-96/34 : Author(s): Watters, G.
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Impacts of cetaceans on the structure of Southern Ocean food webs
structure and dynamics of the Southern Ocean food web. These should be considered in addition to several ... -predator removal are not a novel concept. While we acknowledge the correlative nature of our examples, we ... nonetheless contend that they indicate fruitful directions for current and future research in the Southern ... coming under the pressure of cumulative impacts from climate change, fishing and other anthropogenic ...
Meeting Document : WG-EMM-09/P04 : Author(s): D. Ainley, G. Ballard, L.K. Blight, S. Ackley, S.D. Emslie, A. Lescroël, S. Olmastroni, S.E. Townsend, C.T. Tynan, P. Wilson and E. Woehler
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Implementation of the CCAMLR Scheme of International Scientific Observation during 2017/18
Secretariat up to 8 October 2018). Developments in the Scheme of International Scientific Observation Program ... Abstract: This paper provides a summary of data collected by Scientific Observers operating in ... performance in species identification by observers, and fewer processing errors from the new longline logbook ... format. Author(s): CCAMLR Secretariat Title: Implementation of the CCAMLR Scheme of International ...
Meeting Document : WG-FSA-18/11 Rev. 1 : Author(s): CCAMLR Secretariat
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CURRENT ABUNDANCE OF ADÉLIE PENGUIN BREEDING POPULATIONS ALONG THE KEMP AND MAC.ROBERTSON LAND COASTS, EAST ANTARCTICA: APPLICATION OF NEW SURVEY AND ESTIMATION METHODS FOR BROAD-SCALE POPULATION ASSESSMENT
Abstract: Application of new methods for estimating the abundance of breeding Adélie penguin ... populations along the Kemp and Mac.Robertson Land coasts of east Antarctica are described. Methods include use ... availability using ICESCAPE software. The surveys revealed a considerably larger population of Adélie penguins ... breeding in this region than was previously known. The larger population estimates are at least partly due ...
Meeting Document : WG-EMM-11/31 : Author(s): C. Southwell, J. McKinlay, K. Newbery, L. Emmerson, M. Low, R. Pike, D. Wilson, D. Southwell and L. Einoder (Australia)
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Feasibility of lead-radium dating the otoliths of blackfin icefish (Chaenocephalus aceratus) and ocellated icefish (Chionodraco rastrospinosus)
determining the parameters of future applications that would lead to a validation of age. In the current study ... arbitrary target core weight of 0.01 g, near the low end of the range used in this study. It is recommended ... otoliths from these fishes were small and the number of otoliths available low, a whole otolith application ... was necessary as a first look at lead-radium levels. The application was successful as a first step in ...
Meeting Document : WG-FSA-10/17 : Author(s): A.H. Andrews, M. La Mesa and J. Ashford (USA)
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ON THE STUDY OF FECUNDITY AND EGGS SIZE OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI NORMAN 1937
mawsoni) fecundity and eggs size, caught in December-March the Pacific and Indian Ocean area of the ... stages of maturity was 1.2 – 10% in the different regions. It was revealed that maximum level of ... Abstract: The results of the microscopic analyses of the Antarctic toothfish (Dissostichus ... fecundity of the Antarctic toothfish: individual absolute fecundity by the largest oocytes, share of largest ...
Meeting Document : WG-FSA-08/35 : Author(s): S.V. Piyanova. A.F. Petrov and N.V. Kokorin (Russia)
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Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision
criteria to test. Two sets of criteria ate presented for aging the otoliths of Dissostichus eleginoides ... within and between observers, reflecting the complexity of the otolith structure. Aging using criteria C1 ... the equivalent region in older fish. Both aging techniques indicated D. eleginoides to be a long-lived ... Kingdom) and S. Wischniowski (Canada) Title: Criteria for aging the otoliths of Dissostichus eleginoides ...
Meeting Document : WG-FSA-98/52 : Author(s): J. Ashford (United Kingdom) and S. Wischniowski (Canada)
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Calculation of indices of sea-ice concentration using digital images from the National Snow and Ice Data Centre
, made up of 312x332 pixels, each having a dimension of 25x25km, for every day in the year. Primary data ... percentage ice cover in subareas, are entered into the CCAMLR database. Indices of ice cover are calculated ... distributed by the National Snow and Ice Data Centre, Colorado, USA. Data consist of an image of the Antarctic ... of the distance of sea ice from CEMP sites, the northerly position of the sea ice edge, and the ...
Meeting Document : WG-EMM-95/11 : Author(s): Agnew, D.J.