Résultats de la recherche
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Leslie analyses of commercial snow crab trap data: a comparative study of catchability coefficients
Abstract: If we could determine the relationship between catch rates in a trap survey and ... absolute population size, then we could estimate the standing stock of snow crabs before the fishing season ... from a survey conducted with traps. One way to calibrate the catch rates is to examine available ... historical Leslie analyses of commercial catch data obtained over several years and quantify the relationship ...
Meeting Document : WS-CRAB-93/13 : Auteur(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J. Tremblay (USA)
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Proposed updates to CEMP data e-forms and a review of CEMP Standard Methods
Abstract: Updates to the CEMP data submission e-forms for parameters A3 and A8 have been proposed ... the method descriptions for these parameters in the CEMP Standard Methods manual. However, given the ... age of this document and that the last review of the manual was completed in 2004, the Secretariat ... proposes a review of the manual intersessionally by the CEMP e-group in order to ensure that it is meeting ...
Meeting Document : WG-EMM-18/46 : Auteur(s): CCAMLR Secretariat
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Proposition d'atelier sur la calibration inter-laboratoires dans les programmes de détermination de l'âge chez le krill
Abstract: The Working Group stressed the urgency of standardising ageing method for krill ... recruitment index, the parameters for a GYM to estimate a sustainable yield (γ) (WG-EMM-19 Report Para 4.27 ... ). The WG-EMM 2019 recommended that the Scientific Committee identify resources to support a workshop to ... the draft terms of reference and the budget for the Krill Ageing workshop as described in this paper ...
Meeting Document : SC-CAMLR-38/13 : Auteur(s): Delegations of Australia, China, Japan, Norway and the USA
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STATE OF ANTARCTIC KRILL (EUPHASIA SUPERBA) FISHERIES IN STATISTICAL SUBAREA 48.2 IN 2008
Abstract: The article is based on the data sampled by the authors in the 29th cruise of f/v ... “Konstruktor Koshkin” (shipowner is the company “Interrybflot”, Sevastopol, Ukraine) in Subarea 48.2 from March ... till April 2008. The paper has analyzed the distribution of commercial aggregations of krill, their ... fishable biomass in the different periods of observations, krill biological state, hydro meteorological and ...
Meeting Document : WG-EMM-08/24 : Auteur(s): V.A. Bibik and N.N. Zhuk (Ukraine)
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Age/length key for Champsocephalus gunnari from South Georgia; Hill Cove survey, January 1990
Abstract: Discrepancy was noted between the age length key and modes in the length distribution ... of Ch. gunnari from the Hill Cove survey around South Georgia in January 1990. A revised age length ... key for this survey is proposed, based on data from a previous survey in the area. The revised age ... length key corresponds well to modes in the length distribution from the survey and to another key ...
Meeting Document : WG-FSA-91/18 : Auteur(s): G. Parkes (United Kingdom)
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On reproduction of Electrona carlsbergi Tåning
Abstract: A subject of the present study is Electrona carlsbergi from the Atlantic sector of the ... has been ascertained that Electrona carlsbergi breeds in the notal zone. The ripening of females ... 150 to 650μm, and it reaches 900μm in hydrated oocytes. Maturation of ovaries is continuous, the ... spawning is serial. The spawning season is extended and coincides with the summer-autumn period. Author(s ...
Meeting Document : WG-FSA-90/20 : Auteur(s): G.P. Mazhirina (USSR)
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Estimation of total removals (green weight)
Abstract: Through an in-depth discussion at the WG-EMM regarding green-weight estimation in the ... krill fishery, the Working Group recognised importance of obtaining detailed information on the methods ... by which green weight is estimated. The Report of WG-EMM included an appendix that describes this ... issue in detail and identifies a process by which the required information and data could be acquired ...
Meeting Document : SC-CAMLR-XXXI/BG/15 : Auteur(s): Co-conveners of the Working Group on Ecosystem Monitoring and Management
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Activités de suivi, de contrôle et de surveillance réalisées par le Chili pendant la saison 2016/17 et observations visant à l'amélioration du système de contrôle
Abstract: During the 2016/17 season seven inspections of foreign fishing vessels were carried out ... by Chile, and one sighting was recorded. This document summarises the activities carried out in ... Subarea 48.1. From the work carried out by the inspectors, various comments have arisen that may ... contribute to the enhancement of the CCAMLR System of Inspection. Author(s): Delegation of Chile Title ...
Meeting Document : CCAMLR-XXXVI/15 : Auteur(s): Delegación de Chile
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Distribution of mackerel icefish by size-group at South Georgia
Abstract: The depth distribution of C. gunnari was investigated with data from 9 groundfish ... surveys between 1986 and 2000 using data from representative, randomly located hauls. The data set for ... abundance (number of fish km?2) indicated that depth of maximum abundance increased as the size of the fish ... increased. The size range of all year classes was contained within the sampling depth of the surveys. The ...
Meeting Document : WAMI-01/16 : Auteur(s): A.W. North and I. Everson (United Kingdom)
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KRILL FISHERY REPORT: 2009 UPDATE
). Most of this catch was taken in Subarea 48.2 (51316 t) with the remainder in Subarea 48.1 (31533 t ... ). The forecast total catch of krill for the current season falls in the range 109000-147000 t. This ... compares with 156521 t of krill reported in STATLANT data in 2007/08. Recent developments in the krill ... fishery include: improvements in the ‘haul-by-haul’ data from the continuous fishing system; a Ukrainian ...
Meeting Document : WG-EMM-09/06 : Auteur(s): Secretariat