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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
current fishing patterns; and (vi) the potential for delay in implementing the alternative. An alternative ... Paper Title: Alternative methods for determining subarea or local area catch limits for krill in ... precautionary catch limit on krill (Euphausia superba) in Statistical Area 48. The measure also implies an ... relationships between krill and their predators are explicitly considered and the potential for delayed ... single year. Then, for the following two years, that subarea would be closed to fishing. For example, if ... patterns; and (vi) the potential for delay in implementing the alternative. An alternative is less likely ... not an acceptable, long-term strategy for managing the krill fishery (SC-CAMLR, 1991). Considering ... ecosystem. There will be an initial cost to collect the data necessary for defining the impacts to ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Автор(ы): Watters, G. and R.P. Hewitt
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Update of the integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands (Division 58.5.2)
inclusion of random stratified trawl survey (RSTS) abundance-at-age for 2010 and 2011 and conversion of 2008 ... to a lesser degree, the longline fishery catch relatively few fish that are at an age to begin ... Abstract: The integrated assessment of Patagonian toothfish, Dissostichus eleginoides, for the ... Heard and McDonald Islands (Division 58.5.2) was updated from WG-FSA-09/20. The main change other than ...
Meeting Document : WG-FSA-11/24 : Автор(ы): S.G. Candy and D.C. Welsford (Australia)
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UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)
input to CASAL as catch-at-age proportions except for the 2009 catches. For 2006 and 2007 random ... sample sizes for the commercial catch-at-age proportions, assuming a multinomial distribution, and the ... coefficient of variation (CV) for the abundance-at-age, assuming a lognormal distribution, each took into ... otoliths where the weights were the effective sample size for proportions-at-age. Compared to the ...
Meeting Document : WG-FSA-09/20 : Автор(ы): S.G. Candy and D.C. Welsford (Australia)
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Data and approach for the revised stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery (Division 58.5.2)
CCAMLR Division 58.5.2. Since the last assessment in 2013, an extensive program for ageing otoliths has ... Abstract: This paper presents the data and assessment approach for the revised stock assessment ... for Patagonian toothfish, Dissostichus eleginoides, at Heard Island and the McDonald Islands (HIMI) in ... been launched, length-at-age has been re-estimated, and research into tag-recapture data has started ...
Meeting Document : WG-SAM-14/23 Rev. 1 : Автор(ы): P. Ziegler and D. Welsford (Australia)
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Reviewing the need for bottle test for specified longline gear configurations
Abstract: During the SISO review several questions were raised about the need for continued use ... of bottle tests to allow an exemption from night setting in CCAMLR longline fisheries. There are now ... ): Secretariat Title: Reviewing the need for bottle test for specified longline gear configurations Approval ...
Meeting Document : WG-FSA-14/24 : Автор(ы): Secretariat
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Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15
ensured. We propose to set the sample size at current 32 tonnes for at least 3 years, which is likely to ... current season has not been validated and not used for the present analysis. We used updated reference ... area size for the CPUE method. Detailed results using CASAL models in the research block are described ... (paragraph 6.66 of SC-CAMLR-XXXII, ANNEX 6, 2013). As for the recommendation on east and west separation of ...
Meeting Document : WG-FSA-14/20 : Автор(ы): Delegation of Japan
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Assessment of the status of the Champsocephalus gunnari stock in the South Georgia area for the 1990/91 season and TAC calculations for the 1991/92 season
fishing regime brought about by a change in mesh size (90 mm). A TAC of 59.4 thousand tonnes for C ... . gunnari is advised for an optimal regime of fishing operations at a level of F0.1 = 0.65. Author(s): P.S ... . Values of catch/effort by age group and by year of fishing were used in conjunction with abundance ... Abstract: An adaptive approach was used to assess the Champsocephalus. gunnari stock in Area 48.3 ...
Meeting Document : WG-FSA-91/27 : Автор(ы): P.S. Gasiukov (USSR)
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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 ... -projections from each age to age 4 for each of 6 cohorts. Author(s): S.G. Candy, C.R. Davies and A.J ... the setting of total allowable catches (TAC) for Patagonian Toothfish, Dissostichus eleginoides, for ... stratified trawl surveys (RSTS) and from targeted commercial fishing operations via an observer program ...
Meeting Document : WG-FSA-04/74 : Автор(ы): 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 2012/13 Subarea 48.6 and Divisions 58.4.1, 58.4.2 and 58.4.3a (this is a revision of WG-SAM-12/09)
groups, the west of Prydz Bay region seemed to be an important area for pre-adult D.mawsoni as reported ... of very small proportion of immature fish. Highest GSI for D. mawsoni in March over years was ... ° longitude x 30’ latitude box) for research is produced over the data-poor fisheries area for all vessels ... Abstract: The research fishing proposal for Dissostichus spp. in Subarea 48.6 and Divisions ...
Meeting Document : WG-FSA-12/60 Rev. 1 : Автор(ы): Delegation of Japan
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Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for the Establishment of a Marine Protected Area in the Western Antarctic Peninsula- South Scotia Arc
and Argentina at CCAMLR XXXVII. It also addresses the outstanding issues raised by Members during the ... last meeting of the Scientific Committee (Hobart, 2018). This document provides detailed information ... objectives are achieved, while allowing for fishery to redistribute and avoid further spatio-temporal ... and Chile Title: Domain 1 MPA Proposal CM 91-XXrev1: Rationale of the changes for the Proposal for ...
Meeting Document : SC-CAMLR-38/BG/03 : Автор(ы): Delegations of Argentina and Chile
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