Résultats de la recherche
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A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data
Paper Title: A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross ... since the late 1990s. No fishery-independent methods of monitoring stock abundance were plausible, and ... . Although tagging experiments are commonly used for assessing fish stocks, most rely on estimates of ... of tagged fish and subsequent multi-year data of recapture of tagged fish in conjunction with fishery ... of this paper is to report on the development of a population model which explicitly deals with ... paper outlines the development of a Bayes- ian sex- and age-structured population stock assess- ment ... available. The model described in this paper is sufficiently flexible to be used for a wide range of other ... Toothfish are large Nototheniids endemic to Antarctic and sub-Antarctic waters. There are two species of ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Auteur(s): Mormede, S., A. Dunn and S.M. Hanchet
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Schedule of Conservation Measures in Force 1998/1999
SCHEDULE OF CONSERVATION MEASURES IN FORCE ... ) This schedule lists Conservation Measures adopted by the Commission in accordance with Article IX of ... the Convention for the Conservation of Antarctic Marine Living Resources. Conservation Measures are ... numbered in simple consecutive order in arabic numerals with a roman numeral identifying the number of the ...
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Whales: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ... modelling of the Ross Sea M.H. Pinkerton1, J. Bradford-Grieve1, P.M. Sagar2 1 National Institute of ... , Riccarton 8011, Christchurch, New Zealand 1 Introduction and Species For the purposes of modelling ... separate whale trophic compartments. A summary of whale parameters for the Ross Sea is given in Table 1 ... . 2 Methods 2.1 Biomass carbon conversion We assume that the carbon content of toothed and ...
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Schedule of Conservation Measures in Force 1993/94
SCHEDULE OF CONSERVATION MEASURES IN FORCE 1993/94 SEASON (As amended by the Commission at the ... the Commission in accordance with Article IX of the Convention for the Conservation of Antarctic ... numerals with a roman numeral identifying the number of the meeting of the Commission at which they were ... Commission, and indicates that the Measure was adopted at the Fourth Meeting of the Commission, i.e. in 1985 ...
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A hybrid approach to acoustic classification and length estimation of krill
Paper Title: A hybrid approach to acoustic classification and length estimation of krill Abstract ... / Description: The problem of acoustically identifying and estimating the sizes of two euphausiid species is ... components are the mean ratios of the volume backscattering coefficients, measured at two different ... individually for each component of a vector, using classical Bayesian techniques. Classification probabilities ... of data to design the classifi er. The acoustic and net sample data used in this paper were ... . 11 (2004): 33–58 33 A HYBRID APPROACH TO ACOUSTIC CLASSIFICATION AND LENGTH ESTIMATION OF KRILL ... problem of acoustically identifying and estimating the sizes of two euphausiid species is considered. A ... mean ratios of the volume backscattering coeffi cients, measured at two different frequencies. The ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Auteur(s): Azzali, M., I. Leonori and G. Lanciani
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Zooplankton: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ... the region, but the description of this relationship is not very clear in their paper, and the quoted ... supporting papers are not easy to obtain, and are in Russian. 3.2 Biomass We estimated biomass of ... 1 Zooplankton: Trophic modelling of ... the Ross Sea M.H. Pinkerton, J. Bradford-Grieve National Institute of Water and Atmospheric ...
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Fishes: Trophic modelling of the Ross Sea
. Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ... 1 Fishes: Trophic modelling of the ... Ross Sea M.H. Pinkerton1, S.M. Hanchet2, J. Bradford-Grieve1 1 National Institute of Water and ... @niwa.co.nz; Tel.: +64 4 386 0369; Fax: +64 4 386 2153 2 National Institute of Water and Atmospheric ... 100 species of fishes have been recorded from the Ross Sea shelf and slope (e.g. Chernova & Eastman ...
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An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and functional relationships (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and ... an enormous amount of data on Southern Ocean (SO) zooplankton, mostly on their distribution with a ... assist SO food-web modellers or those with limited specialist knowledge of SO zooplankton. First, a brief ... overview is provided of the diversity and basic biology of SO zooplankton, with an emphasis on abundance ... -year history of active research on Southern Ocean (SO) zooplankton, several thousand papers have ... Science, Vol. 19 (2012): 171–218 171 AN OVERVIEW OF SOUTHERN OCEAN ZOOPLANKTON DATA: ABUNDANCE ... 3DH United Kingdom B.P.V. Hunt and E.A. Pakhomov Department of Earth and Ocean Sciences ... University of British Columbia 6339 Stores Road Vancouver, B.C. Canada, V6T 1Z4 G.W. Hosie Department ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 171–218 : Auteur(s): A. Atkinson, P. Ward, B.P.V. Hunt, E.A. Pakhomov and G.W. Hosie
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An index of per capita recruitment
Paper Title: An index of per capita recruitment Abstract / Description: An index of per capita ... recruitment (PCR) is proposed such that where R 1 is the proportion of age-l animals sampled in year y and M ... is the post-recruit mortality rate. The intent of the index is to facilitate investigation of ... reproductive success and the factors postulated to affect it. The formulation of PCR is based on the ... population and the proportion of age-2 animals that are not spawning. In this paper I have used the simpler ... AN INDEX OF PER CAPITA RECRUITMENT R. Hewitt Southwest Fisheries Science Center PO Box 271, La ... Jolla, Ca. 92038, USA Abstract An index of per capita recruitment (PCR) is proposed such that ... where R1 is the proportion of age-l animals sampled in year y and M is the post-recruit mortality rate ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 179–196 : Auteur(s): Hewitt, R
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A risk-management framework for avoiding significant adverse impacts of bottom fishing gear on Vulnerable Marine Ecosystems
Paper Title: A risk-management framework for avoiding significant adverse impacts of bottom ... measure in 2007 to ensure that significant adverse impacts of bottom fishing gear on Vulnerable Marine ... Ecosystems (VMEs) are avoided. Due to the high levels of uncertainty surrounding both the evidence of VME ... presence and the consequences of interaction with different types of gear, a risk-management framework is ... -MANAGEMENT FRAMEWORK FOR AVOIDING SIGNIFICANT ADVERSE IMPACTS OF BOTTOM FISHING GEAR ON VULNERABLE ... MARINE ECOSYSTEMS K. Martin-Smith Australian Antarctic Division Department of the Environment, Water ... impacts of bottom fishing gear on Vulnerable Marine Ecosystems (VMEs) are avoided. Due to the high levels ... of uncertainty surrounding both the evidence of VME presence and the consequences of interaction ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 177–193 : Auteur(s): Martin-Smith, K