Search results
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Preliminary results of an age/length study of juvenile Notothenia rossii marmorata from Potter Cove, South Shetland Islands
Abstract: Whole otoliths and scales were used for a simultaneous age determination of juvenile ... Notothenia rossii marmorata specimens collected at Potter Cove, King George/25 de Mayo Island, South Shetland ... Islands. Results from the analysis of both structures agreed in 95.5%. Likewise, the examination of ... otolith cross sections of chosen specimens confirmed in all the cases the age readings obtained from the ...
Meeting Document : WG-FSA-90/09 : Author(s): E. Barrera-Oro and R. Casaux (Argentina)
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Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen
Paper Title: Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught ... off Kerguelen Abstract / Description: Ages of Patagonian toothfish (Dissostichus eleginoides) caught ... estimated to be –0.6 years and residual variance 2.9. Age distributions of toothfish caught by two vessels ... trawlers and longliners at Kerguelen, and longevity was estimated to be 36 years. Total instantaneous ... data, the proportions of the population at each age were calculated (Fridriksson, 1934; Kimura, 1977 ... Nt is the number of fi sh at age t, and N0 is the number of fi sh in the fi rst year class. Data ... were distributed differently between vessels, and no estimates of gear-specifi c catchability-at-age ... testing (Table 4). Discussion The method of age estimation developed at CQFE was applied to process ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Author(s): Ashford, J., G. Duhamel, C. Jones and S. Bobko
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Update from the Bioregionalisation Workshop Steering Committee on progress towards the 2007 Workshop on Bioregionalisation
framework for discussion at the 2006 meeting of the CCAMLR Scientific Committee and the Commission. A list ... , following endorsement at CCAMLR XXIV and ATCM XXVIII. This update presents information on progress made by ... of Steering Committee members and draft workshop agenda are attached. Title: Update from the ...
Meeting Document : SC-CAMLR-XXV/BG/24
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Proposal for a New SCAR KRILL Action Group
Abstract: On behalf of the Scientific Committee Bettina Meyer (Germany) received the mandate to ... regard a proposal was submitted on 18 th February 2018 to SCAR (see attachment). The defence of the ... proposal is on the 18 th June 2018 at the SCAR Open Science Conference in Davos. An update on the further ... steps will be given at the meeting. Author(s): B. Meyer, A. Brierley, S. Kawaguchi, C. Reiss and S ...
Meeting Document : WG-EMM-18/01 Rev. 1 : Author(s): B. Meyer, A. Brierley, S. Kawaguchi, C. Reiss and S. Nicol
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WG-EMM-95
/28 The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia ... data about at-sea behaviour Boyd, I. WG-EMM-95/37 Workshop in situ estimation of fish target strength ... A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of ... in the diet of the blue-eyed shag Phalacrocorax atriceps throughout the breeding season at Half-Moon ...
Meeting
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17
shall be fixed at a level within the range of 2583 to 3157 tonnes per fishing season, based on advice ... Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... ), using catch, catch-at-age, and tag-recapture data from 1998 to 2017 and including the results from the ... Ross Sea Shelf survey from 2012 to 2017. The model estimates of unfished biomass and current status ...
Meeting Document : WG-FSA-17/37 Rev. 1 : Author(s): S. Mormede
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Proposal for a Resolution on Standardised Procedure to Establish CCAMLR MPAs in accordance with the Conservation Measure 91-04
Abstract: When considering establishment of MPAs, a set of criteria to properly evaluate ... proposals is necessary and essential to streamline and facilitate examinations. On the basis of the ... discussions at the last Commission meeting, Japan is planning to propose a resolution “Standardized Procedure ... constructive discussions thereon at the Commission meeting in 2014, in order for CCAMLR’s efficient and ...
Meeting Document : WG-EMM-14/32 : Author(s): Delegation of Japan
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The Australian exploratory toothfish fishery in CCAMLR Division 58.4.2 in season 2002/03
exploratory fishery for D. mawsoni in Division 58.4.2 in the 2002/03 season. The results of the fishery ... fished was 111.8 tonnes, of which 88.7% overall was D. mawsoni. Principal bycatch species were macrourids ... (10.2% overall), skates (0.34%) and Muraenolepis sp. (0.27%). The length range of D. mawsoni caught was ... between 500mm and 1650mm total length, and most fish were in gonad state 1 to 3. Length at first maturity ...
Meeting Document : WG-FSA-03/68 : Author(s): Delegation of Australia
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Antarctic krill fisheries management and the need to retain CM 51-07
Abstract: ASOC strongly supports the recommendation of WG-EMM-16 that Conservation Measure 51-07 ... . Discussions at WG-EMM-16 provided further evidence that concentrating krill fishing operations in areas being ... used by land-based predators puts predators at risk from localized depletion. Consequently, ASOC ... , CM 51-07 has minimized the risks of localized krill depletion and therefore should not be allowed to ...
Meeting Document : SC-CAMLR-XXXV/BG/17 : Author(s): Submitted by ASOC
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Update on the external review of the Generalised Yield Model (GYM) software and manual
Abstract: In 2003, WG-FSA requested that the Secretariat supervise an external review of the GYM ... In 2003, WG-FSA requested that the Secretariat supervise an external review of the GYM software ...
Meeting Document : WG-FSA-SAM-04/05 : Author(s): CCAMLR Secretariat