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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Distribution and biological characteristics of two toothfish species of genus Dissostichus (family Nototheniidae) off Bouvet Island

    ) toothfish, were registered during the fishery on Dissosyichus spp. on the shelf edge and slope of Bouvet ... surrounding the island. The vertical distribution of two species was differentiated distinctly, with the ... crossover point at depth of 1300 m. For both species the size and weight compositions were studied; indices ... of stomach fullness and qualitative diet composition as well as maturation stages of gonads and their ...

    Meeting Document : WG-FSA-11/17 : Автор(ы): A.F. Petrov (Russia)

  2. ANALYSIS OF ICE-FISH (CHAMPSOCEPHALUS GUNNARI) SPATIAL DISTRIBUTION FOR OPTIMIZATION OF THE BOTTOM TRAWL SURVEY SAMPLING

    surveys in the South Georgia area are analyzed. The high heterogeneity of horizontal and vertical fish ... distribution in the near-bottom layers within the surveyed area is shown. Influence of this fish distribution ... estimates of varying headline height of bottom trawl and shifting trawl stations positions. Under example of ... considerable degree stipulated by heterogeneity of fish distribution in the near-bottom layer relative to the ...

    Meeting Document : WG-SAM-09/20 : Автор(ы): S.M. Kasatkina (Russia)

  3. Consumption of krill by minke whales in Areas IV and V of the Antarctic

    Abstract:  The consumption of Antarctic krill (Euphausia superba) by the southern minke whale ... (Balaenoptera acutorostrata) in Areas IV and V of the Antarctic was estimated from diurnal change in the ... Whale Research Program Under Special Permit in the Antarctic) data. Estimates of the daily food ... IV were equivalent to roughly one- fourth of a total estimate biomass of krill in Area IV ...

    Meeting Document : WG-EMM-97/17 : Автор(ы): Fujise, Y., Tamura, T., Ichii, T.

  4. Some data pertaining to the distribution of Antarctic toothfish juveniles (Dissostichus mawsoni) in the Indian sector of the Antarctic

    the Indian Sector of the Antarctic are used in the paper. In the summer period of the southern ... Abstract:  Available in YugNIRO data concerning distribution of Antarctic toothfish juveniles in ... hemisphere (January–March) juveniles of D. mawsoni with size from 4–9 to 30–75 cm were regularly registered ... in catches of bottom and pelagic midwater trawls in all the studied continental seas from 12 to 144°E ...

    Meeting Document : WG-FSA-97/19 : Автор(ы): Roshchin, E.A.

  5. In situ target strength measurements of Antarctic zooplankton (Euphausia superba and Salpa thompsoni) at 120 khz and 200 khz, corroboration of scattering models, and a statistical technique for delineating species

    Abstract:  In-situ measurements of target strength (TS) were made of Antarctic zooplankton ... the 200 kHz single-beam data. The backscattering cross-sectional areas (σbs) of salps are shown to fit ... scattering is from each animal's spheroidal nucleus. Consistent with the measurements of encaged krill ... (5):2985-2988 (1993)], the TS of in-situ krill are shown to fit a deformed cylinder model [T.K ...

    Meeting Document : WG-Krill-94/12 : Автор(ы): D.A. Demer and R.P. Hewitt (USA)

  6. A generalised model for evaluating yield and the long term status of fish stocks under conditions of uncertainty

    flexibility for assessing the influence of different patterns of growth, natural mortality, spawning and ... fishing on the estimates of yield per recruit. Also, it can be used to evaluate the performance of a stock ... each year by integrating a set of differential equations which incorporate functions that specify the ... rate of change or magnitude of parameters, such as growth, mortality, age dependent selectivity and ...

    Meeting Document : WG-FSA-95/41 : Автор(ы): de la Mare, W.K., Constable, A.J.

  7. Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in March–April 2010, including a revised growth model

    of short-term annual yield in the 2010/2011 CCAMLR season. This paper provides a preliminary ... Abstract:  A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in March-April 2010 to provide the information for an assessment ... assessment of yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods ...

    Meeting Document : WG-FSA-10/12 : Автор(ы): D.C. Welsford (Australia)

  8. Features of growth of young Weddell seal

    Abstract:  Features of behavior, birthing process, pups nursing of Weddell seals were studied ... . Studies of the growth (at birth to 21 days age) of young seals were conducted. Seven seals born in the ... every three days. The live weight was determined by using the obtained data in different periods of ... :  Features of growth of young Weddell seal Approval:  Approved ...

    Meeting Document : WG-EMM-12/21 : Автор(ы): A. Salhanskyy (Ukraine)

  9. On assessment of Bertalanffy growth equation parameters and instantaneous natural mortality rate of South Georgia mackerel icefish

    Paper Title:  On assessment of Bertalanffy growth equation parameters and instantaneous natural ... mortality rate of South Georgia mackerel icefish Abstract / Description:  An analysis and summary of ... extensive published and unpublished data on size-weight and size-age composition of South Georgia mackerel ... icefish (Champsocephalus gunnari) for 1965 to 1987 is presented. The results enable the calculation of ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 29–36 : Автор(ы): Frolkina, Zh.A. and R.S. Dorovskikh

  10. Precision of growth band determination from eyestalk sections of Antarctic krill (Euphausia superba) preserved in formalin

    feedback management of krill fisheries. Samples stored in 70% ethanol provide an opportunity to detect the ... growth bands of eyestalk sections. Moreover, information derived from samples preserved in formalin will ... common in previous decades. Out of 162 Antarctic krill individuals preserved in 5% formalin, the growth ... bands from eyestalk sections of 134 samples were readable. The relationship between the total length and ...

    Meeting Document : WG-EMM-18/P16 : Автор(ы): G.P. Zhu, Y. Yang, Q. Song and H.T. Zhang

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