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Comparison of the catches and biological characteristics of Dissostichus mawsoni in Subarea 88.1 in seasons of 2002/03 and 2003/04
analysis of data collected relates to catch composition, effort, CPUE, and biological characteristics in ... has been also much smaller in 2003/04 season. The analysis of the length composition fish from the ... strong. Meanwhile, the modal length of fish catches in the 2003/04 season was slightly lower than in the ... previous season. This trend is clearly seen when comparing the length frequencies of fish in different ...
Meeting Document : WG-FSA-04/84 Rev. 1 : Auteur(s): K.V. Shust, N.V. Kokorin and A.F. Petrov (Russia)
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003
long-line operations. Very few large (>1200 mm) fish were observed in the long-line catch. Further ... structured work is planned in conjunction with the commercial operators for the 2004 season to provide data ...
Meeting Document : WG-FSA-03/33 : Auteur(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)
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The Ross Sea, Antarctica, where all ecosystem processes still remain for study
wealth of knowledge, including long-term biological data sets, not available anywhere else in the ...
Meeting Document : WG-EMM-02/60 : Auteur(s): D. Ainley (USA)
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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
of fish taken on individual longline sets from which length frequencies were sampled by observers and ... also that this trend was halted in 2000. A GLM analysis of these data shows that both area and depth ... there was a consistent tendency for fish over 90-100 cm to have a lower relative selectivity than ... smaller fish. Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom) Title: Trends in mean lengths and ...
Meeting Document : WG-FSA-01/48 : Auteur(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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An exact time of release and recapture stock assessment model applied to Macquarie Island Patagonian toothfish (Dissostichus eleginoides)
at Macquarie Island based on data from a tag-recapture experiment initiated during the 1995/96 ... fishing season. Population models that include dynamics of tagged and un-tagged fish, daily releases ... length. It assumes a maximum age or length above which a fish is no longer available to the gear. Each ... released fish is assigned a length of time in the available population according to its estimated release ...
Meeting Document : WG-FSA-00/43 : Auteur(s): G. Tuck, W. de la Mare, W. Hearn, R. Williams, A. Smith, X. He and A. Constable (Australia)
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
poriferans. This data will be incorporated into models being developed at the AAD to predict the location of ...
Meeting Document : WG-FSA-11/23 : Auteur(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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Proposal for an extension to the mark recapture experiment to estimate toothfish population size in Subarea 48.4
and 25 tagged fish have been recaptured, including 23 during the latest season. 2. A preliminary ... southern area of Subarea 48.4. This has the aims of providing the data required for assessments of the ...
Meeting Document : WG-FSA-08/46 : Auteur(s): J. Roberts and D. J. Agnew (UK)
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands 1996/97
was estimated that the incidence of entanglement was 0.33%. Data are compared with results from a ...
Meeting Document : SC-CAMLR-XVI/BG/07 : Auteur(s): Delegation of the United Kingdom
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Population demography of Antarctic fur seals: the costs of reproduction and implications for life-histories
reproduction in female Antarctic fur seals from Bird Island, South Georgia. It used mark-recapture data from 11 ...
Meeting Document : WG-EMM-95/26 : Auteur(s): Reid, K., Croxall, J.P., Lunn, N.J., Boyd, I.L.
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Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters
1.15.1.1). Routine scoring of 358 fish at the 16 loci revealed below average levels of genetic variability ... related to abrupt changes in population size. Enhanced mobility of fish between sea areas was suggested by ... (compared with 1990), and the greater conformity to Hardy-Weinberg equilibrium. Genetic data support the ...
Meeting Document : WG-FSA-91/22 : Auteur(s): G.R. Carvalho and M. Warren (United Kingdom)