Résultats de la recherche
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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 ... in mortality and reduction in the proportion of age-l spawners. Introducing year-to-year random ... underestimate recruits per spawner by 30% if reasonable assumptions are made regarding the variability of ... for Ml and c, and a is set to 0.0, PCR underestimates R/S by an average of approximately 30 ... appearing as a large mode at 20 to 30 mm length and in subsequent years as progressively longer length ... years except for the moderate year class of 1990/91. The non-linear transformation of R1 to PCR ... ). These hypotheses are supported by evidence for multi- year coherence among physical and biological ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 179–196 : Auteur(s): Hewitt, R
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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
outlines the theory and procedures for calibrating an echo integration acoustic system with a standard ... Paper Title: Calibration of an acoustic echo-integration system in a deep tank, with system gain ... sphere. It presents the results of an extensive calibration of a Simrad EK500 scientific echosounder with ... an echo integration acoustic survey. To minimise these effects, the TS gain and SA gain parameters ... procedures for calibrating an echo integration acoustic system with a standard sphere. It presents the ... ), target depth (0.8 to 7.5 m), and time (pre- and post-cruise). The calibration was in preparation for an ... . Assuming an accuracy of 0.5 dB for calibration with a standard target, the error of estimating mean target ... provide less troubling results. For instance, if the ES 120 transducer is used, an angle sensitivity of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 127–144 : Auteur(s): Demer, D.A. and R.P. Hewitt
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Conservation Measure Conservation Measure 51-06 (2019)
de pêche 2018/19 et 2019/20 ; et 100% les saisons de pêche suivantes ; ii) les navires veillent ... . adopte la présente mesure de conservation en vertu de l’article IX.2 i) de la Convention : 1. Chaque ... de pêche et toutes les saisons de pêche. 2. À moins d'une mention contraire dans une autre mesure ... General measure for scientific observation in fisheries for Euphausia superba Species: Euphausia ...
Conservation Measure : 51-06 (2019)
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Des experts mondiaux du milieu marin de l'Antarctique se réunissent à Hobart
COMMUNIQUÉ DE PRESSE 22 octobre 2018 Le gouverneur de la Tasmanie, Son Excellence Madame Kate ... quitter la salle avant d'assister à un briefing à leur intention à 10h30. RSVP le 19 octobre à midi ...
Page : Site Section: The Organisation
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Notification of an exploratory fishery in Subarea 88.1
Notification of an exploratory fishery in Subarea 88.1 ...
Meeting Document : CCAMLR-XXIV/30 : Auteur(s): Delegation of Uruguay
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An overview of tagging skates (Rajiformes) and CCAMLR skate tagging data
conducted in the CCAMLR area for several years now, only preliminary observations have been presented to ... CCAMLR Working Groups. This report provides an overview of global tagging studies on skates, a review of ... data for skates from European waters to inform on typical return rates and initial observations on some ... data quality and suggestions for future work. Author(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott ...
Meeting Document : WG-SAM-13/25 Rev. 1 : Auteur(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott and J.R. Ellis (United Kingdom)
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An overview of tagging skates (Rajiformes) and CCAMLR skate tagging data
conducted in the CCAMLR area for several years now, only preliminary observations have been presented to ... CCAMLR Working Groups. This report provides an overview of global tagging studies on skates, a review of ... data for skates from European waters to inform on typical return rates and initial observations on some ... data quality and suggestions for future work. Author(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott ...
Meeting Document : WG-FSA-13/33 : Auteur(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott and J.R. Ellis (United Kingdom)
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Notification of an exploratory fishery
Notification of an exploratory fishery ...
Meeting Document : CCAMLR-XVIII/21 : Auteur(s): Delegation of the European Community
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Notification of Australia’s intention to initiate an exploratory fishery
Notification of Australia’s intention to initiate an exploratory fishery ...
Meeting Document : CCAMLR-XVIII/12 : Auteur(s): Delegation of Australia
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Notification of South Africa’s intention to initiate an exploratory fishery
Notification of South Africa’s intention to initiate an exploratory fishery ...
Meeting Document : CCAMLR-XVIII/8 : Auteur(s): Delegation of South Africa