Search results
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Biological features of the icefish Champsocephalus gunnari from commercial catches in Subarea 48.3 during the period from 8 December 1999 until 31 January 2000
in the western shelf of the South Georgia Island. Icefish 26-40 cm in length, with the average size of 30.3 cm ... , with frequency peaks under 27-29 and 33 cm for fish aged 3 and 4 years. The by-catch of small size ... Georgia Island. Icefish 26-40 cm in length, with the average size of 30.3 cm made up the bulk ... and 33 cm for fish aged 3 and 4 years. The by-catch of small size Champsocephalus gunnari ...
Meeting Document : WG-FSA-00/20 : Author(s): V.L. Senioukov (Russia)
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Beach debris survey, Main Bay, Bird Island, South Georgia, 2002/03
Abstract: During the thirteenth year of standardised beach surveys of man-made debris at Bird ... recorded in 2001/02 and the lowest levels of beach debris during summer since the first year of recording ... in 1990/91. The distribution of debris between summer and winter was similar to the previous year with 26 ... ) was a decrease of 1 kg since last year. There was a decrease in the proportion of nylon fishing line (braid ...
Meeting Document : SC-CAMLR-XXIII/BG/13 : Author(s): Delegation of the United Kingdom
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Subgroup on Assessment Methods: Report to the Working Group on Fish Stock Assessment 2002
Abstract: Over the last two years, discussions in WG-EMM, WG-FSA and the Scientific Committee ... of the assessments. This paper amalgamates the correspondence from during the year and the papers submitted to WG-FSA ... into assessments 2. a draft plan for assessments at WG-FSA this year, including reporting and archiving ... Over the last two years, discussions in WG-EMM, WG-FSA and the Scientific Committee have ...
Meeting Document : WG-FSA-02/80 : Author(s): A.J. Constable (Subgroup Coordinator)
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Age-structured production model for toothfish at South Georgia
was fitted for all years, the change to the new selectivity function improved the fit to length frequency ... data achieved last year, but the fit was still poor. The fit to the CPUE was also poor ... to the selectivity model this year have led to an ASPM with superior performance. However, this study demonstrates ... for all years, the change to the new selectivity function improved the fit to length frequency data ...
Meeting Document : WG-FSA-SAM-05/18 : Author(s): A. Payne, G.P. Kirkwood, R. Hillary and D.J. Agnew (United Kingdom)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
levels, equivalent to those of previous years (e.g. 1985, 1992). However, high proportions of empty ... stomachs were found at South Georgia and Shag Rocks, close to the values reported for the 1991 year ... to those of previous years (e.g. 1985, 1992). However, high proportions of empty stomachs were found ... at South Georgia and Shag Rocks, close to the values reported for the 1991 year of krill "shortage ...
Meeting Document : WG-FSA-94/27 : Author(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
. There is now extensive evidence that there are years when there is a very low abundance of Antarctic krill ... in year class success in parts, or all, of the population across the Scotia Sea, can generate large ... . There is now extensive evidence that there are years when there is a very low abundance of Antarctic krill ... in year class success in parts, or all, of the population across the Scotia Sea, can generate large ...
Meeting Document : WS-AREA 48-98/8 : Author(s): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)
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IDENTIFYING PATTERNS IN DIET OF MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) AT SOUTH GEORGIA USING BOOTSTRAPPED CONFIDENCE INTERVALS OF A DIETARY INDEX
significantly between years and age classes but there was little regional difference in diet. In general diet ... by a large reduction (> 80%) in the estimated annual biomass of C. gunnari the following year (2005 ... between years and age classes but there was little regional difference in diet. In general diet ... by a large reduction (> 80%) in the estimated annual biomass of C. gunnari the following year (2005 ...
Meeting Document : WG-FSA-08/29 : Author(s): C.E. Main, M.A. Collins, R. Mitchell and M. Belchier (UK)
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KRILL CATCHES INDICATE THE IMPACT OF THE EL-NIŇO – SOUTHERN OSCILLATION RELATED PROCESSES ON THE DISTRIBUTION OF KRILL BIOMASS BETWEEN SUBAREAS OF THE ATLANTIC SECTOR OF ANTARCTIC
anomalies of catches in the important Subarea 48.2 are seen in the year of oceanographical regime associated ... to SSMUs the models should incorporate subarea specific krill biomass dynamics in the years with different ... anomalies of catches in the important Subarea 48.2 are seen in the year of oceanographical regime associated ... to SSMUs the models should incorporate subarea specific krill biomass dynamics in the years with different ...
Meeting Document : WG-EMM-09/47 : Author(s): V. Spiridonov (Russia)
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A review of by-catch in CCAMLR exploratory toothfish fisheries
years, despite no significant reduction in fishing effort probably linked to changes in landings ... of skates. Bycatch by weight formed 6.7% of total catch per year, however the number of individuals landed ... of individuals across years, despite no significant reduction in fishing effort probably linked to changes ... in landings of skates. Bycatch by weight formed 6.7% of total catch per year, however the number ...
Meeting Document : WG-FSA-14/16 : Author(s): E. McClure, K. Reid (Secretariat)
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The Concept of Representativeness in MPA Design
years. Author(s): Submitted by ASOC Title: The Concept of Representativeness in MPA Design Approval ... years. ...
Meeting Document : CCAMLR-XXXII/BG/14 : Author(s): Submitted by ASOC