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Size at maturity and histological procedures explored to determine spawning activity of female Dissostichus mawsoni from samples collected from the Ross Sea in January 2004, December 2004 and January 2005
the 2003/04 and 2004/05 commercial fishing seasons in the Ross Sea to improve estimates of size of ... samples of toothfish less than 80 cm and over 120 cm total length were obtained. The first part of the ... study used classic histological techniques to classify ovary stages by the most advanced state of oocyte ... development visible in histological sections of the 2003/04 samples. Using this methodology, it is ...
Meeting Document : WG-FSA-05/63 : Автор(ы): M.E. Livingston and P. Grimes (New Zealand)
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Mitigation trials and recommendations to reduce seabird mortality in the pelagic icefish (Champsocephalus gunnari) fishery (Subarea 48.3)
Abstract: Trials were conducted during the 2004/5 mackerel icefish (Champsocephalus gunnari ... mitigation methods in an attempt to reduce seabird mortality caused by entanglement with the net and to ... idea of binding the net with sisal string on shooting, in order to prevent it opening until it had sunk ... beneath the sea surface, and thereby reduce the chance of seabirds becoming entangled, while attempting to ...
Meeting Document : WG-FSA-05/59 : Автор(ы): J.O. Roe (United Kingdom)
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Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
Abstract: This report outlines the development of a Bayesian sex and age structured population ... model for the assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 ... were investigated. The first scenario considered the Ross Sea fishery as a single homogeneous area ... (single-area). The second and third scenarios (2-area and 3-area respectively) split the Ross Sea into ...
Meeting Document : WG-FSA-SAM-05/12 : Автор(ы): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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DEVELOPMENT OF A REGISTRY OF VULNERABLE MARINE ECOSYSTEMS IN THE CONVENTION AREA
Abstract: Conservation Measure (CM) 22-06 requires the Secretariat to maintain an inventory of ... vulnerable marine ecosystems (VMEs) in the Convention Area for circulation to Contracting Parties and other ... relevant bodies. In addition, CM 22-07 requires the Secretariat to notify fishing vessels in the relevant ... fishery and their Flag States of the location of VME risk areas and fine-scale rectangles. The Secretariat ...
Meeting Document : WG-FSA-09/06 : Автор(ы): Secretariat
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Proposal for a SCOR Working Group to identify Ecosystem Essential Ocean Variables for measuring change in the biological properties of marine ecosystems
for measuring change in the biological properties of marine ecosystems” was developed by members of ... the Southern Ocean Observing System (SOOS) Science Steering Committee in conjuction with discussions ... amongst members of the Science Steering Committee of the IMBER program, Integrating Climate and Ecosystem ... Dynamics (ICED) as part of the development of the ICED Southern Ocean Sentinel. The aim of the Working ...
Meeting Document : WG-EMM-12/45 : Автор(ы): A. Constable (Australia)
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Towards the development of a stock assessment for Patagonian toothfish in Division 58.4.4, SSRU C on Ob and Lena Banks
Abstract: Following the advice from the CCAMLR Working Group in WG-SAM in 2012, a preliminary ... -length model. In this preliminary assessment, the model was started in 1990 and catch, proportions at ... length in the catch, and recapture data from SSRU C from 2007/08 to 2011/12 were fitted in the model. The ... suggest suitable fits to the data, however, there appears to be a pattern of increasing YCS over the time ...
Meeting Document : WG-FSA-12/59 : Автор(ы): K. Taki (Japan)
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13
Abstract: This paper presents the Bayesian sex and age structured population stock assessment of ... 88.2C–H). We examined several models including the 2013 implementation of the 2011 base case (R1), using ... the revised data selection method (R2), using a logistic selectivity for the northern fishery (R3 ... ), down-weighting the age data (R4), and having annual age length keys in the north (R5). The stock ...
Meeting Document : WG-FSA-13/52 : Автор(ы): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Research plan for the exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2015/16
Abstract: Most things related to Dissostichus spp. in the eastern side of Antarctic has not been ... known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... sizes were vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. During the 2004-2014 ...
Meeting Document : WG-SAM-15/07 : Автор(ы): Delegation of the Republic of Korea
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2015/16
Abstract: Most things related to Dissostichus spp. in the eastern side of Antarctic has not been ... known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... sizes were vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. During the 2004-2014 ...
Meeting Document : WG-FSA-15/56 : Автор(ы): Delegation of the Republic of Korea
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An introduction to the Southern Ocean Observing System (Paper XP18 to CEP–SC-CAMLR Workshop 2016)
Abstract: ATCM 39/XP018 provides an introduction to the Southern Ocean Observing System (SOOS ... ; www.soos.aq). SOOS aims to facilitate the collection and delivery of essential observations on dynamics and ... ). SOOS will be implemented regionally through Regional Working Groups, currently one for the West ... Antarctic Peninsula and one for the Indian Sector. A Ross Sea Working Group is in the process of being ...
Meeting Document : WG-EMM-16/70 : Автор(ы): A.J. Constable, L. Newmman, O. Schofield, A. Wahlin and S. Swart
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