Search results
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Update on the redevelopment of the CCAMLR database
. The user community can expect to notice significant improvements in data quality, database documentation ... community can expect to notice significant improvements in data quality, database documentation and ease ...
Meeting Document : WG-FSA-15/03 : Author(s): CCAMLR Secretariat
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Using production models to assess the stock of Paralomis spinosissima around South Georgia Island
) data from the 1991/92 fishery for Paralomis spinosissima around South Georgia Island. The four models ... x 10-7 ≤ q ≤ 9.49 x 10-7) ≈ 0.95; and Pr(0.00804 ≤ a ≤ 0.00890) ≈ 0.95. Assuming that fishery removals ... should not be greater than the number of crabs that recruit to the fishery during the course of a fishing ... ) for the 1993/94 crab fishery. An optimal TAC was determined to be about 300 t. However, this TAC ...
Meeting Document : WG-FSA-93/23 : Author(s): George Watters (USA)
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Standardised estimates of D. eleginoides catches per effort in Subarea 48.3 using information for 1985/86–1990/91 seasons
tooth-fish in Subdivision 48.3 during 1986-199 1 is presented. The fishery was mainly carried out ... -100 cm, which exceeded modes for the latest years of fishery. Using the generalized additive model ... the catch per effort estimates for 1986-99 were standardize. The fishery efficiency in 1986-95 ... in Subdivision 48.3 during 1986-199 1 is presented. The fishery was mainly carried out in summer months off ...
Meeting Document : WG-FSA-00/33 : Author(s): P. Gasiukov (Russia) and V. Bibik (Ukraine)
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Examination of the CCAMLR toothfish GLM
CPUE in Subarea 48.3 are investigated. Problems with crossover between the essentially summer fishery ... of 1992-1993 prosecuted by Russian vessels and the winter fishery of 1995 onwards prosecuted by other ... nationalities, coupled with the existence of the experimental fishery in 1994, lead us to suggest that future ... in Subarea 48.3 are investigated. Problems with crossover between the essentially summer fishery of 1992-1993 ...
Meeting Document : WG-FSA-98/35 : Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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The State of Exploited Fish Stocks in the Atlantic Sector of the Southern Ocean in 1988
marmorat is the species mostly affected by the fishery. Stock size around South Georgia is less than ... yearclass which also forms the bulk of catches in the fishery. Stocks of C. gunnari around the South Orkney ... Islands and in the Peninsula region seem to be heavily depleted by the fishery and are in need ... for conservation measures. P. br. guntheri is the only species for which the fishery is unregulated so far. Stock ...
Meeting Document : WG-FSA-88/14 : Author(s): K.-H. Kock and F.-W. Köster (FRG)
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Development of a spatially-explicit minimum realistic model for Antarctic toothfish (Dissostichus mawsoni) and its main prey (Macrouridae and Channichthyidae) in the Ross Sea
Abstract: To explore the potential effects of the toothfish fishery on the population dynamics ... that the predation release caused by the fishery effect on toothfish abundance is greater than the direct fishing ... for evaluating potential impacts of the fishery on key prey species, and for assessing and designing monitoring ... tools for fish species associated with the toothfish fishery. We recommend targeted sampling ...
Meeting Document : WG-EMM-14/51 : Author(s): S. Mormede, M. Pinkerton, A. Dunn, S. Hanchet and S. Parker (New Zealand)
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Risk categorisation for Macrourus whitsoni and Amblyraja georgiana in the Ross Sea
georgiana, which are the major bycatch species in the exploratory fishery for toothfish in the Ross Sea ... to overfishing, catch rates in the toothfish fishery have not declined, juveniles are not selected by the fishery ... , which are the major bycatch species in the exploratory fishery for toothfish in the Ross Sea. Amblyraja ... in the toothfish fishery have not declined, juveniles are not selected by the fishery, and comparison of longline ...
Meeting Document : WG-FSA-05/21 : Author(s): R.L. O’Driscoll (New Zealand)
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The state of exploited fish stocks in the Atlantic sector of the Southern Ocean
adversely affected by the fishery. The present stock size around South Georgia is less than 5 % of the level ... before the fishery started. Recruitment has fallen since the second half of the 1970s. At the present ... on the strength of the recruiting yearclass which also forms the bulk of catches in the fishery. Stocks ... by fishing and are in need of conservation measures. P. br. guntheri is the only species in the fishery which ...
Meeting Document : SC-CAMLR-VIII/BG/18 : Author(s): Delegation of Federal Republic of Germany
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Assessment of the status of the toothfish stock in Subarea 48.3
different methods, one fishery dependent and three fishery-independent. Survey-generated recruitment ... loss rates and fishery age-based selectivity. Estimations based on local depletions of toothfish ... methods, one fishery dependent and three fishery-independent. Survey-generated recruitment is apparently ... rates and fishery age-based selectivity. Estimations based on local depletions of toothfish generated ...
Meeting Document : WG-FSA-04/82 : Author(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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Monitoring variability and change in the plankton communities of the Scotia Sea through Continuous Plankton Recorder surveys
Survey (BAS) and the Sir Alister Hardy Foundation for Ocean Science (SAHFOS). This report documents ... Approved Delegation responsibility for releasing documents: United Kingdom ... ) and the Sir Alister Hardy Foundation for Ocean Science (SAHFOS). This report documents the series of tows ...
Meeting Document : WG-EMM-16/29 : Author(s): G.A. Tarling, M.Z. Wootton, D.G. Johns, T.D. Jonas, E.J. Murphy and P. Ward