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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Ideal survey patterns: an example of using a simulated world

    Abstract:  This paper considers a class of survey patterns for a toothfish long lining fishery ... population? How sensitive are the results to the number of research shots used? This paper shall show the ... criteria. The shot selection criteria can be either that locations of known good quality are preferentially ... explicit Monte Carlo model and the use of such models to study these issues is considered along with their ...

    Meeting Document : WG-FSA-01/75 : Автор(ы): I.R. Ball and A.J. Constable (Australia)

  2. Distribution, demography and discard mortality of crabs caught as by-catch in an experimental pot fishery for toothfish in the South Atlantic

    South Georgia of a method of fishing for toothfish (Dissostichus eleginoides) using pots. A significant ... bycatch of lithodid crabs (three species of Paralomis spp.) was encountered. Paralomis spinosissima ... were also noted in depth distribution of the sexes and the size of crabs. Depth, soak time and area ... were found to significantly influence crab catch rates. Very few crabs (3% of P. spinosissima and 7% of ...

    Meeting Document : WG-FSA-01/32 : Автор(ы): M.G. Purves (South Africa), D.J. Agnew, G. Moreno, C. Yau and G. Pilling (United Kingdom)

  3. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1999 winter and the 1999/2000 pup rearing season

    Abstract:  Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... and a 94% decrease on the highest previous total (1992). Four of these animals wereentangled in ... on the 1998 winter. The number of seals observed entangled in the summer was the second lowest ... recorded to date,being 42% lower than in the 1998/99 season. The proportion of adult animals affected was ...

    Meeting Document : SC-CAMLR-XIX/BG/02 : Автор(ы): Delegation of the United Kingdom

  4. Proportional recruitment indices of Antarctic krill from Japanese fisheries data in Subareas 48.1, 48.2 and 48.3 during 1980 through 1997

    from logbook data of Japanese commercial krill fisheries during 1980 to 1997. Inter-annual patterns of ... Siegel et al. (1 998)'s values. This may be due to the net selectivity and/or incomplete coverage of ... the distribution of small krill by commercial fisheries. Inter-annual pattern of R1 and R2 in Subarea ... 48.2 showed somewhat similar pattern to Subarea 48.1. However, because of inconsistency of the ...

    Meeting Document : WG-EMM-98/33 : Автор(ы): S. Kawaguchi, T. Ichii and M. Naganobu (Japan)

  5. TOWARDS THE BALANCED STOCK ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA

    Abstract:  Last two years two different approaches were used for stock assessment of Antarctic ... toothfish in the Ross Sea. One of them, the CASAL model, (Dunn & Hanchet, 2007; Bull et al., 2007) is ... mostly based on likelihoods and potentially could insure proper mutual weighting of signals from all ... available sources of information incorporated into the model. The second one, the TISVPA model (Vasilyev ...

    Meeting Document : WG-SAM-08/08 : Автор(ы): D. Vasilyev and K. Shust (Russia)

  6. Interannual changes in body fat condition, stomach content mass and distribution of minke whales in Antarctic Areas IV and V

    Abstract:  As an indicator of body fat condition, interannual variability in girth of minke whales ... of minke whales in Antarctic Areas IV (70°-130° E) and V (130° E-170°W) from 1989/90 to 1994/95. Of ... the six years included in the study, two were categorized as years of poor body fat condition, and ... three as years of good condition. Estimated body weight gain during the feeding season in poor years was ...

    Meeting Document : WG-EMM-97/18 : Автор(ы): Ichii, T., Nishiwaki, S., Tamura, T., Fujise, Y., Matsuoka , K.

  7. Variation in reproductive performance of seabirds and seals at South Georgia, 1976–1986 and its implications for southern ocean monitoring studies

    Abstract:  Aspects of the reproductive performance of Black-browed, Grey-headed and Wandering ... Orkney Islands) are summarised and reviewed. Breeding success of the Wandering Albatross, which breeds in ... proportion of their diet, have shown major fluctuations in some or all of: breeding population size, breeding ... success, foraging trip duration and offspring growth rate. 1977-78 and 1983-84 were summers of ...

    Meeting Document : SC-CAMLR-VI/BG/15 : Автор(ы): J.P. Croxall, T.S. McCann, P.A. Prince and P. Rothery (United Kingdom)

  8. Variation or reproductive performance of seabirds and seals at South Georgia, 1976–1986 and its implication for Southern Ocean monitoring studies

    Abstract:  Aspects of the reproductive performance of Black-browed, Grey-headed and Wandering ... Orkney Islands) are summarised and reviewed. Breeding success of the Wandering Albatross, which breeds in ... proportion of their diet, have shown major fluctuations in some or all of: breeding population size, breeding ... success, foraging trip duration and offspring growth rate. 1977-78 and 1983-84 were summers of ...

    Meeting Document : WG-CEMP-87/13 : Автор(ы): J.P. Croxall, T.S. McCann, P.A. Prince and P. Rothery (United Kingdom)

  9. Trophic interactions and population trends of killer whales (Orcinus orca) in the southern Ross Sea

    Abstract:  Foraging events and related trends in numbers of Type-B and-C killer whales (Orcinus ... orca) are reported for the vicinity of Ross Island, Ross Sea, Antarctica, between 2002 and 2010 ... . Updating an earlier report, the frequency of sightings and the number of individuals per sighting of Ross ... coincident with a decrease in the number and size of an important prey: Antarctic toothfish (Dissostichus ...

    Meeting Document : WG-FSA-12/P03 : Автор(ы): D.G. Ainley and G. Ballard

  10. Modern data on parasitofauna of Dissostichus mawsoni and by-catch species from logline fishing in Antarctica

    Abstract:  Parasites are one of an integral part of any ecosystem and unfortunately knowledge ... of Antarctic circumpolar ecosystem plays its role on existence of endemic forms of animals, including ... parasites, which sometimes have unpredictably large sizes and distribution. The best example of it ... – Lophoura szidati. In this work we conclude the results of preliminary analysis of collected parasites of ...

    Meeting Document : WG-FSA-12/P09 : Автор(ы): I.I. Gordeev and S.G. Sokolov

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