Search results
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DEVELOPMENT OF RECOVERY PLANS FOR DEPLETED TOOTHFISH STOCKS IN THE INDIAN OCEAN SECTOR OF THE SOUTHERN OCEAN
along with the estimated time series of historical catches are used to provide estimates of B0 for this ... comparison with historical catch rates and otolith collection to estimate age structure and recruitment ...
Meeting Document : WG-FSA-09/44 : Author(s): D.C. Welsford, A.J. Constable and J.P. McKinlay (Australia)
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The Role of Fish as Predators of Krill (Euphausia superba) and Other Pelagic Resources in the Southern Ocean
diets varies with time and location, and with the suite of prey types available in different regions in ...
Meeting Document : CCAMLR-IWC-WS-08/09 : Author(s): Collins, M.A., Williams, R., Agnew, D.J., Kock, K.-H., Belchier, M., Shust, K.V., Welsford, D., Hanchet, S., Pshenichnov, L., Barrera-Oro, E.
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
setting of lines prior to whitechinned petrel activity peaks. Experimentation with levels of artificial ... lighting and with differentially weighted longlines to ensure that hooks sink immediately when placed in ...
Meeting Document : WG-FSA-95/21 : Author(s): Barnes, K.
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Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during 1990/91 austral summer
females were exceedingly abundant in the slope frontal zone with the mean density of 23.9 g/m2 (411,000t ... ), as contrasted with the lower value of 3.7 g/m2 (163,000t) in the oceanic zone and almost absence from ...
Meeting Document : WG-KRILL-92/26 : Author(s): T. Ichii, H. Ishii and M. Naganobu (Japan)
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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
reached 103 mm. Fish from older age groups (3 and 4 yr old) constituted about 85% of total amount, with ... somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ...
Meeting Document : WG-FSA-90/21 : Author(s): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
Abstract: Attempts to estimate natural mortality, as a single constant M, simultaneously with ... -likelihood with the corresponding estimate of M of 0.155, however, the 95% confidence bounds of the estimate ...
Meeting Document : WG-FSA-10/41 : Author(s): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)
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An investigation of integrated stock assessment methods for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL
recruitment series derived from surveys has similarities with the recruitment series estimated by Welsford et ... al. (2006), but with a recognition that some age classes are only partially selected in these surveys ...
Meeting Document : WG-FSA-SAM-06/14 : Author(s): A. Constable, S. Candy and I. Ball (Australia)
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Research plan for toothfish in Division 58.4.4a & b by Shinsei Maru No. 3 in 2013/14
estimated only by using CPUE comparison with the stock size estimates in SSRU C obtained from each method ... years in the same locations as in the 2012/13 season, with the same survey design and sample size of a ...
Meeting Document : WG-SAM-13/21 : Author(s): Delegation of Japan
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Overview of global trade in toothfish (Dissostichus spp.)
global unit value price of toothfish products has also shown an increase with imports increasing by 19.68 ... with Viet Nam (10.82%) and Singapore (10.32%) making the top three importers. The largest exporters ...
Meeting Document : CCAMLR-XXXVI/BG/05 Rev. 1 : Author(s): CCAMLR Secretariat
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Conservation Measure Conservation Measure 23-07 (2016)
Daily Catch and Effort Reporting System for Exploratory Fisheries, with the exception of ... ) Daily Catch and Effort Reporting System for exploratory fisheries, with the exception of exploratory ... with vessels operating in exploratory fisheries, with the exception of exploratory krill fisheries ... reports to assist fishery closure forecasts for an SSRU, division, subarea or any other area or unit with ...
Conservation Measure : 23-07 (2016)