Search results
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The State of Exploited Fish Stocks in the Atlantic Sector of the Southern Ocean in 1988
guntheri. Catches of C. gunnari peaked at about 240,000, 220,000 and 100,000 tonnes in 1976-78, 1982-84 and ... Georgia is less than 5 % of the pristine level at present. Recruitment has dropped since the second half ... at the present level of recruitment. Stock size of C. gunnari, around South Georgia is largely ... Abstract: Finfish have been harvested in the Atlantic sector of the Southern Ocean since the end ...
Meeting Document : WG-FSA-88/14 : Author(s): K.-H. Kock and F.-W. Köster (FRG)
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Spatial scales of benthic invertebrate habitats from fishery by catch and video transect data in the Ross Sea region
occurred at a typical scale of 10-30 km 2, though some sponge habitats appeared larger. Spatial analysis of ... Abstract: High resolution VME taxa bycatch data (at the longline segment level) has been ... presence of sponge and/or gorgonian bycatch are identifiable, as are several areas of dense fishing effort ... with no evidence of sponge or gorgonian presence. Identifiable sponge and/or gorgonian habitats ...
Meeting Document : WG-EMM-10/28 : Author(s): S.J. Parker, R.G. Cole and S.M. Hanchet (New Zealand)
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Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change
Abstract: We develop statistical models of Adélie penguin fledgling weight data collected at ... attempts at incorporating multiple sources of variability rather than final products because a number of ... issues of continuing to measure fledgling weights at Béchervaise Island either by the current or the ... Béchervaise Island and use them in a power analysis as a continuation of the CEMP review. The statistical ...
Meeting Document : WG-EMM-05/20 : Author(s): L. Emmerson, C. Southwell and J. Clarke (Australia)
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Report on SCAR activities 2001/02 and Report of the CCAMLR Observer to SCAR-XXVII(Shanghai, People’s Republic of China, 13 to 26 July 2002)
Author(s): SCAR Observer at CCAMLR, CCAMLR Observer at SCAR GOSEAC liaison with the Scientific ... Committee of CCAMLR E. Fanta (Brazil) Title: Report on SCAR activities 2001/02 and Report of the CCAMLR ... Observer to SCAR-XXVII(Shanghai, People’s Republic of China, 13 to 26 July 2002) Approval: Approved ...
Meeting Document : CCAMLR-XXI/BG/33 : Author(s): SCAR Observer at CCAMLR, CCAMLR Observer at SCAR GOSEAC liaison with the Scientific Committee of CCAMLR E. Fanta (Brazil)
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Distribution and size of Antarctic krill (Euphausia superba Dana) in the Polish commercial catches in the Atlantic sector of Antarctica in 1997–1999
Abstract: The distribution, density and length composition of krill in commercial concentrations ... were investigated in the regions of South Shetland, Elephant, South Georgia and South Orkneys in spring ... concentrations were found near South Shetland. Concentrations at night were several times less dense than those ... decreased. Since during the period of February- June day illumination progressively becomes shorter it must ...
Meeting Document : WG-EMM-01/13 : Author(s): E. Jackowski (Poland)
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REPORT ON A LONGLINE SURVEY CONDUCTED BY THE FV JANAS IN MAY 2008 ON BANZARE BANK, AND AN ASSESSMENT OF THE STATUS OF DISSOSTICHUS SPP. IN DIVISION 58.4.3B
shallow areas on the western part of the Bank. Data on size distribution and size at maturity indicate ... Abstract: In May 2008, a randomised longline survey, consisting of 15 standardised sets over 2 ... strata covering areas of commercial fishing activity was conducted from aboard the Australian flagged ... across the majority of the surveyed area. Catches of toothfish consisted of both species of Dissostichus ...
Meeting Document : WG-FSA-08/57 : Author(s): D. Welsford, T. Robertson and G. Nowara (Australia)
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Working Group on Fish Stock Assessment (WG-FSA)
on the management measures needed to achieve the Commission’s objectives taking account of any requests made ... on the management measures needed to achieve the Commission’s objectives taking account of any requests made ...
Page : Site Section: Science
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Spatial distribution of foraging by female Antarctic fur seals
by female Antarctic fur seals breeding at the island of South Georgia was influenced by physical ... within 100 km of the location at which the offspring was being raised. When this constraint was removed ... at the end of lactation, females foraged to much greater ranges and there was evidence that they ... Abstract: The study tested the hypothesis that the distribution of critical habitat for foraging ...
Meeting Document : WG-EMM-01/26 : Author(s): I.L. Boyd, I.J. Staniland and A.R. Martin (United Kingdom)
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THE DIET OF THE ANTARCTIC TOOTHFISH IN THE ROSS SEA
is low. Here the diet of D. mawsoni consists of relatively small squid of at least six different ... Abstract: This brief review documents the species composition of prey consumed by the Antarctic ... by both frequency of occurrence and dry weight. P. antarcticum is 71% by occurrence and 89% by weight ... frequently consumed prey groups at 78-86% and 5-14%, respectively. Pleuragramma are absent from the warmer ...
Meeting Document : WG-EMM-09/16 : Author(s): J.T. Eastman and A.L. DeVries (USA)
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Revised stock assessment of the Patagonian toothfish, Dissostichus eleginoides, in research block C of Division 58.4.4 (Ob & Lena Banks) using CASAL
assessment of stock status of D. eleginoides in SSRU C was made by Japan using a CASAL catch-at-length model ... tested to highlight the contribution of IUU catch and selectivity, data weighting methods and catch-at ... -age or catch-at-length data. The median MPD estimates of the initial B 0 are around 500 and 900 tons ... Abstract: Regarding the low levels of stocks of Dissostichus spp. and the high levels of IUU ...
Meeting Document : WG-FSA-14/06 : Author(s): A. Rélot-Stirnemann (France)