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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
spatially explicit modelling approaches is also an important next step for Dissostichus spp. assessments ... -recapture programs for Dissostichus spp. and best practice for addressing bias Abstract / Description: The ... Lincoln-Petersen equation, the simplest form of an abundance estimator using tag-recapture data, was used ... account for their effects in stock assessments for Dissostichus spp. are also summarised. In nearly all ... = ´ . (2) Deriving an accurate value for N using this esti- mator is based on a variety of assumptions ... for depredation on tagged fish that may have occurred, however, we are unaware of such an adjustment ... ). Based on these achievements, establishing tag- recapture programs has been a high priority for CCAMLR ... tag- ging program designs and management measures, its impact on N̂ , and the priority for addressing ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Autor(es): Welsford, D.C. and P.E. Ziegler
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Research plan for the exploratory fishery for Dissostichus spp. in Subarea 48.6 in 2013/14
Abstract: South Africa has notified its intention to participate in the exploratory fishery for ... activities proposed for research fishing, in accordance with Conservation Measures 21-02 and 24-01. A ... progress report on the research fishing in Subarea 48.6 in 2012/13 was submitted jointly by Japan and South ... Africa (see WG-SAM-13/05). Author(s): Submitted by the Secretariat on behalf of South Africa Title ...
Meeting Document : WG-SAM-13/11 : Autor(es): Submitted by the Secretariat on behalf of South Africa
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Research plan for the exploratory longline fishery for Dissostichus spp. in 2012/13 in Division 58.4.3a (this is a revision of WG-SAM-12/14)
years. This paper is a revised proposal of WG-SAM-12/14 encouraged by 2012 SAM working group for a ... division 58.4.3a. In order to achieve a robust stock assessment that would provide advice on catch limits ... according to CCAMLR decision rules, it is suggested to continue the research program for the next three ... distribution of the metapopulation of toothfish centered on the Kerguelen-Heard-Crozet sector. Author(s): A ...
Meeting Document : WG-FSA-12/29 : Autor(es): A. Rélot-Stirnemann (France)
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Research plan for the exploratory fisheries for Dissostichus spp. in Subarea 48.6 and Divisions 58.4.1, 58.4.2 and 58.4.3a in 2013/14
Abstract: Japan has notified its intention to participate in the exploratory fisheries for ... details the objectives, rationale and activities proposed for research fishing, in accordance with ... Conservation Measures 21-02 and 24-01. A progress report on the research fishing in Subarea 48.6 in 2012/13 was ... submitted jointly by Japan and South Africa (see WG-SAM-13/05). Author(s): Submitted by the Secretariat on ...
Meeting Document : WG-SAM-13/09 : Autor(es): Submitted by the Secretariat on behalf of Japan
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Proposal for a Climate Change Response Work Program for CCAMLR
of Reference of the Intersessional Correspondence Group (ICG) to develop approaches for integrating ... build on related work of the Commission, SC-CAMLR and its working groups, and to link with related work ... being undertaken by the Committee for Environmental Protection (CEP). Author(s): Delegations of ... Australia and Norway on behalf of the Climate Change Intersessional Correspondence Group Title: Proposal ...
Meeting Document : WG-EMM-17/19 : Autor(es): Delegations of Australia and Norway on behalf of the Climate Change Intersessional Correspondence Group
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Research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.2 in 2014/15
) was estimated by the CPUE x seabed analogy method using an appropriate reference area (Ross Sea) for ... the latest CCAMLR C2 and observer data toward the development of research plan for the 2014/15 ... exploratory fishery of Dissostichus mawsoni in Subarea 58.4.2. The stock size for a research block (5842_1 ... to estimate appropriate catch limit, we propose to continue the current research operation for at ...
Meeting Document : WG-SAM-14/03 : Autor(es): Delegation of Japan
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Setting a minimum line length for line sink rate testing: a review of existing data and some preliminary proposals for CCAMLR consideration in revising Conservation Measure 24-02 (2004)
length of exploratory sets. Based on this review and our knowledge of longline sink rates options for ... Abstract: This paper provides a brief descriptive analysis of some of the available data on the ... 37 500 m. The mean length of research and exploratory sets is very similar for autoline system ... vessels. However, for Spanish longline system vessels research sets are generally just over half the ...
Meeting Document : WG-FSA-05/80 : Autor(es): N. Smith (New Zealand)
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A simulation approach to the evaluation of recruitment surveys for D. eleginoides for the Heard Island Plateau region (Division 58.5.2)
. For a series of 10 years of survey, age 4 recruitment was estimated using 111 RSTS stations, assuming ... the setting of total allowable catches (TAC) for Patagonian Toothfish, Dissostichus eleginoides, for ... the Heard Island Plateau region (Division 58.5.2) are based on data obtained from annual random ... stratified trawl surveys (RSTS) and from targeted commercial fishing operations via an observer program ...
Meeting Document : WG-FSA-04/74 : Autor(es): S.G. Candy, C.R. Davies and A.J. Constable (Australia)
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.3a
coming years in order to achieve a robust stock assessment that would provide advice on a catch limit ... assessment next year. It is suggested also to define a catch limit with an appropriate local exploitation ... Abstract: In 2011/2012, the Saint André conducted its first exploratory fishery for Dissostichus ... according to CCAMLR decision rules. This paper aims to present a research plan for 2014/2015 that takes into ...
Meeting Document : WG-FSA-14/05 : Autor(es): Delegation of France
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Research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15
current 32 tonnes for at least 3 years, which is likely to result in sufficient tag recaptures to ... the latest CCAMLR C2 and observer data toward the development of research plan for the 2014/15 ... exploratory fishery of Dissostichus eleginoides in Division 58.4.3a. The stock size for block 5843a_1 was ... estimated using the Petersen estimator and the CPUE x seabed analogy method using effective data on tagging ...
Meeting Document : WG-SAM-14/04 : Autor(es): Delegation of Japan