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1. Further calculations of the effects of krill fishing on predators

   random component in the relationship between krill biomass and availability. An examination of the ... consequences in the case of the blackbrowed albatross suggest that these other factors result in yet lesser ... resilience of the albatross population to the effects of a krill fishery. An approach for estimating the ... parameters of functional relationships between survival rates and krill biomass (or availability) is ...

   Meeting Document : WG-Krill-94/24 : Autor(es): D.S. Butterworth and R.B. Thomson (South Africa)

2. Estimation of the biomass of krill in Prydz Bay during January/February 1991 and February/March 1992 using echo integration

   Abstract:  Hydroacoustic surveys of the abundance of krill (Euphausia superba) in the Prydz Bay ... association of krill with the shelf break in the western part of the survey area but also found that the shelf ... break was in general not a region of relatively high krill abundance. The mean surface density of krill ... estimates of 1.95, 3.45 and 1.78 g/m2 for statistical areas 48.1, 48.2 and 48.3 (SC-CAMLR 1991, p47) but ...

   Meeting Document : WG-KRILL-92/23 : Autor(es): I. Higginbottom and T. Pauly (Australia)

3. By-catch of juvenile Champsocephalus gunnari in krill fishery on the shelf of South Georgia Island

   Abstract:  AtlantNIRO had conducted in 1982-1990 a series of juvenile fish trawl surveys of ... abundant species around South Georgia Is. Results of these survey were summarised and compared with ... published data. Juveniles of Champsocephalus gunnari were found to be distributed from the surface to 500 m ... depth with a maximum density observed at depth between 100 and 200 m. High catches of C. gunnari ...

   Meeting Document : WG-FSA-92/06 : Autor(es): G.A. Frolkina, V.I. Latogursky, V.A. Sushin (Russian Federation)

4. A brief outline of the biology of the Antarctic silverfish, Pleuragramma antarcticum Boulenger, 1902 (Nototheniidae) from the Antarctic Indian Ocean

   Abstract:  The Antarctic silver fish (Pleuragramma antarcticum) is one of the most numerous ... species in the outer waters of Antarctica. In the Indian sector of the Southern Ocean there are at least ... there are macro aggregations of plankton, while fish aged from 3+ to 12+ years form near-bottom, pelagic ... when they reach 13-16 cm in length and 4-6 years of age. Males reach maturity at 12-18 cm in length and ...

   Meeting Document : WG-FSA-92/11 Rev. 1 : Autor(es): V.V. Gerasimchuk (Ukraine)

5. Preliminary results of an age/length study of juvenile Notothenia rossii marmorata from Potter Cove, South Shetland Islands

   Abstract:  Whole otoliths and scales were used for a simultaneous age determination of juvenile ... Islands. Results from the analysis of both structures agreed in 95.5%. Likewise, the examination of ... otolith cross sections of chosen specimens confirmed in all the cases the age readings obtained from the ... second whole sagittal otolith. First October instead of the commonly accepted 1 July, was taken as the ...

   Meeting Document : WG-FSA-90/09 : Autor(es): E. Barrera-Oro and R. Casaux (Argentina)

6. Network characterisation of the food-web of the Ross Sea, Antarctica

   Abstract:  A balanced ecosystem model is used to explore the system-level characteristics of the ... food-web of the Ross Sea shelf and slope before the advent of commercial fishing for Antarctic ... toothfish (Dissostichus mawsoni) in the region. We evaluate: (1) biomass and flow of organic matter by ... food-web structure and function at the spatial, temporal and ecological scale of the ecosystem model ...

   Meeting Document : WG-EMM-12/53 : Autor(es): M.H. Pinkerton and J.M. Bradford-Grieve (New Zealand)

7. Results of scientific observation in Antarctic krill fishery in 2010/11: I. state of observer deployment and data collection

   of krill observation scheme. This paper summarizes the status of observer deployment, sampling ... Abstract:  We analyzed the 2010/11 krill observer data to confirm the outcome of recent revisions ... , the coverage of krill biological sampling for hauls and the number of krill sampled for biological ... current state of data collection, mere extension of the observer coverage may not result in the ...

   Meeting Document : WG-EMM-12/65 : Autor(es): M. Kiyota and T. Okuda (Japan)

8. A critical re-examination of the evidence for a possible dependence of Weddell seals (Leptonychotes weddellii) on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica

   (Dissostichus mawsoni; ‘toothfish’) in the Ross Sea may affect the ecological viability of top predators such as ... Weddell seals (Leptonychotes weddellii), but available evidence remains inconclusive as a result of both ... the assumptions underlying application of stable isotope methodology to Weddell seals, and estimate ... the potential contribution of toothfish to the diet of Weddell seals using an isotope mixing model ...

   Meeting Document : WG-EMM-13/28 : Autor(es): R. Eisert, M.H. Pinkerton (New Zealand), S.D. Newsome and O.T. Oftedal (USA)

9. Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G

   Abstract:  This paper frames a discussion for improving the assessment of toothfish abundance for ... SSRUs 88.2C–G. We initially provide a characterisation of the fishery and a summary of available tagging ... fish have been recaptured. It is likely that the lack of recaptures of tagged fish in this region has ... been caused primarily by the poor spatial overlap of released tagged fish with subsequent fishing ...

   Meeting Document : WG-FSA-14/59 : Autor(es): S.M. Hanchet and S.J. Parker (New Zealand)

10. Plan of research program of the Russian Federation in Subarea 48.5

    Abstract:  Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... of the first and the second stage of this program. It highlights the Weddell Sea as one of the most ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ...

    Meeting Document : WG-FSA-16/15 Rev. 1 : Autor(es): Delegation of the Russian Federation

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