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1. Information on the spawning season and gonadosomatic indices of Dissostichus mawsoni from Subarea 88.1 in the 2001/02 season

   Dissostichus mawsoni were collected from Sub-area 88.1 in the 2001-2002 season by the New Zealand bottom ... longline vessels Janas and San Aotea II operating in the Exploratory Fishery. The onset of the spawning ... season was identified as late autumn (May). A significant difference in the condition of fish between ... summer and autumn was noted, and this may be a result of migration f or spawning. The maximum GSI ...

   Meeting Document : WG-FSA-02/31 : Автор(ы): G.J. Patchell (New Zealand)

2. Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set

   Abstract:  The US AMLR Program conducted large area surveys in the Elephant Island-South Shetland ... field seasons to assess interannual variations. Mean and median krill abundance values in the Elephant ... Island area during the 2000/2001 field season were intermediate to highs in 1996 and lows in 1999 ... . Increased abundance relative to 1999 resulted in part from recruitment of the 1998/99 and 1999/2000 year ...

   Meeting Document : WG-EMM-01/45 : Автор(ы): V. Loeb (USA)

3. A multiple-frequency method for identifying and assessing the Antarctic krill stock in the Ross Sea (1989/90, 1997/98 and 1999/2000)

   Abstract:  The paper describes the criteria, based on the multiple frequency analysis, used in the ... Italian expeditions to the Ross Sea to discriminate Euphausia superba (krill) aggregations from Euphausia ... crystallorophias ones and from other scatters. They are based on the experimental data acquired in the expeditions ... applied to estimate krill biomass in the area of Ross Sea (22000 nm2), investigated from 19 to 26 December ...

   Meeting Document : WG-EMM-00/37 : Автор(ы): M. Azzali, J. Kalinowski and G. Lanciani (Italy)

4. Exploring age and growth dynamics of a historically overfished Sub-Antarctic fish species: The grey rockcod (Lepidonotothen squamifrons) in the vicinity of Heard Island and McDonald Island

   Abstract:  The grey rockcod (Lepidonotothen squamifrons) was fished to commercial extinction on ... the Kerguelen Plateau by unregulated fishing during the 1970s/80s. Since the mid-1990s little work has ... been performed to assess the status of this species within the Heard Island and McDonald Island region ... 24. Through the mapping of abundances the presence of three distinct geographical populations were ...

   Meeting Document : WG-FSA-15/51 : Автор(ы): D. Maschette, D.C. Welsford and C. Gardner (Australia)

5. A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the 2004/05 season

   model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B ... ). A range of model sensitivities were examined, with the base case assuming the Ross Sea fishery as a ... , slope, and north). Model fits to the data were adequate, with the tag-release and recapture data ... providing the most information on stock size. Monte-Carlo Markov Chain (MCMC) diagnostics suggested some ...

   Meeting Document : WG-FSA-05/33 : Автор(ы): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)

6. Geographical differences in the condition, reproductive development, sex ratio, and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)

   toothfish Dissostichus mawsoni from mid-December to early April during the 2000-01 to 2004-05 fishing ... seasons aboard the autoliner San Aotea II have been analysed. Results of this study indicate measurable ... differences in a number of indices from toothfish found on the Ross shelf proper, as distinct from those ... sampled on the more isolated seamounts and features to the north. These are length modal distribution, sex ...

   Meeting Document : WG-FSA-05/52 : Автор(ы): J.M. Fenaughty (New Zealand)

7. The diet of Antarctic fur seals, Arctocephalus gazella, at King George Island, during the summer–autumn period

   Abstract:  The diet of non breeding male Antarctic fur seals, Arctocephalus gazella, was ... , krill and fish were the most frequent prey, occurring in an average of 97% and 69% of samples (n=128 ... ), followed by Cephalopods (12%). Myctophids constituted almost 90% of the fish predated, being Electrona ... antarctica and Gymnoscopelus nicholsi the most abundant and frequent prey species. All fish taxa identified ...

   Meeting Document : WG-EMM-04/4 : Автор(ы): G.A. Daneri, A.R. Carlini, C.M. Hernandez and A. Harrington (Argentina)

8. The rate of incidental mortality of birds in the IUU longline fishery in Subarea 48.3

   Abstract:  Information on the rates of incidental mortality of birds experienced by IUU vessels is ... extremely difficult to obtain. CCAMLR has, in the past, used data from the 1997 legitimate fishery, when a ... large number of birds were caught and when the implementation of mitigation measures was low, to ... approximate the IUU situation. This paper describes analyses undertaken using the 1997 data to refine the ...

   Meeting Document : WG-FSA-02/5 : Автор(ы): D.J. Agnew and G.P. Kirkwood (United Kingdom)

9. An updated assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity and extension taking commercial catch-at-length data into account

   Abstract:  The CPUE-based Age-Structured Production Model (ASPM) assessment of this resource by ... available over the past year. This leads to an improved picture of resource status compared to a year ... are at variance with the observed length frequency distributions for the fishery. It is important that ... the assessment model be refined to provide a consistent explanation of all the available data, as this ...

   Meeting Document : WG-FSA-02/76 : Автор(ы): A. Brandão, D.S. Butterworth, B.P. Watkins and L. Staverees (South Africa)

10. Interannual variation in the autumn diet of the gentoo penguin Pygoscelis papua at Laurie Island, Antarctica

    Abstract:  The diet of the gentoo penguin Pygoscelis papua was investigated during three different ... migrant adults were sampled during 1993, 1995 and 1996. Fish were the most important prey by mass in 1995 ... largely the most important prey among the eleven crustacean taxa identified in the samples. Among fish ... , species of the family Nototheniidae predominated in the diet with G. gibberifrons as the most important ...

    Meeting Document : WG-EMM-99/19 : Автор(ы): N. Coria, M. Libertelli, R. Casaux and C. Darrieu (Argentina)

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