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Commission pour la conservation de la faune et la flore marines de l'Antarctique

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  1. On the state of Champsocephalus gunnari stock in Subarea 48.3 and methods of its assessment

    2000 showed clearly a necessity to revise the methods of icefish (which is near-bottom and pelagic fish ... species) biomass assessment based on the results of bottom trawl surveys. A question on unreliability of ... stock assessment was repeatedly raised on the meetings of Working Group on Fish Stock Assessment (WGFSA ... ) both during the period of the icefish fishery in 1980s and after its ceasing in 1990s. In all cases, a ...

    Meeting Document : WG-FSA-00/45 : Auteur(s): K. Shust, V. Senioukov, P. Gasiukov and A. Kozlov (Russia)

  2. THE HISTOLOGICAL ANALYSIS OF OOGENESIS AND MATURITY OF ANTARCTIC TOOTHFISH FROM THE ROSS SEA

    Abstract:  The results of the histological analysis of the Antarctic toothfish (Dissostichus ... morphological parameters, indices of gonads and condition by Fulton have been described. The histological ... criteria of the assessment of the ovary maturity stages, cytological parameters of oocytes and type of the ... toothfish oogenesis have been determined. At the maturing of toothfish, ovaries from the stages III to IV ...

    Meeting Document : WG-FSA-09/26 : Auteur(s): S.V. Piyanova and A.F. Petrov (Russia)

  3. Distribution and abundance of Antarctic krill in the vicinity of Elephant Island during the 1994 austral summer

    Abstract:  The distribution and abundance of Antarctic krill (Euphausia superba) were estimated ... from four acoustic surveys conducted in the vicinity of Elephant Island, Antarctica, from mid-January ... Island and the eastern end of King George Island; the second and third surveys covered approximately 2100 ... n.mile2 immediately north of Elephant Island. During the first survey, the highest densities of krill were ...

    Meeting Document : WG-Joint-94/09 : Auteur(s): R.P. Hewitt and D.A. Demer (USA)

  4. Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992

    Abstract:  Observations on abundance of by-catch fishes were made during the austral winter months ... of 1992 (from July 9 to August 3) on board F/V No.3 and No.5 Chiyo Maru in the vicinity of the South ... Georgia Island. Among 74 net hauls examined, a total of 66 specimens of fishes belonging to 3 species were ... (62 specimens; 93.9% in number; 58.9% of total weight of by-catch fish). Standard length (SL) of L ...

    Meeting Document : WG-KRILL-93/51 : Auteur(s): T. Iwami (Japan)

  5. Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015

    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 ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... from results of the fist and the second stage of this program, highlight the Weddell Sea as one of the ...

    Meeting Document : WG-SAM-14/07 : Auteur(s): Delegation of the Russian Federation

  6. Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015

    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 ... Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea. This ... from results of the first and the second stage of this program, highlight the Weddell Sea as one of the ...

    Meeting Document : WG-FSA-14/09 : Auteur(s): Delegation of the Russian Federation

  7. SELECTIVITY OF CONVENTIONAL AND CONTINUOUS TECHNIQUES OF KRILL FISHERY

    Abstract:  Combination of conventional and continuous techniques during krill fishery at the ... Russian commercial vessel "Maxim Starostin" allowed to compare the size structure of the ... Antarctic krill (Euphausia superba) caught by these two techniques. Results of comparison are discussed in ... relation to the selectivity of fishing gears and the space-time variability of krill. Differences between ...

    Meeting Document : WG-EMM-11/14 : Auteur(s): D. Sologub (Russia)

  8. On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector

    Abstract:  The ideal approach to bioregionalisation of Antarctic and Southern Ocean shelf ... communities incorporates a range of data on physical, environmental and biological properties, as well as the ... interaction of these properties. Here, benthic invertebrate megafaunal communities of shelf habitats within ... the Atlantic sector of the Southern Ocean were analysed quantitatively from scientific survey trawl ...

    Meeting Document : WS-BSO-07/10 : Auteur(s): S.J. Lockhart and C.D. Jones (USA)

  9. Reasons of differences between distribution and density of mackerel icefish (Champsocephalus gunnari) aggregations in the South Georgia area during summer and autumn periods in different years from the bottom trawl survey data

    the largest aggregations of food organisms are concentrated at the beginning of the spring period ... . Icefish concentrations were detected at the periphery of a cyclonic meander or in the centre of the ... anticyclonic circulation formed by the Weddell waters. Confinement of the fish to the boundary of water masses ... between the shelf waters and ACC was also traced. Favourable conditions for formation of dense ...

    Meeting Document : WG-FSA-05/77 : Auteur(s): Zh.A. Frolkina (Russia)

  10. Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) biomass

    Abstract:  A large-scale acoustic survey of zooplankton stocks of the waters around South Georgia ... various definitions of strata. The total biomass in the area of 155 786 km2 was estimated to be 1.8225 x ... 106 t (Coefficient of Variation = 9.5%). This gives an estimate of mean density throughout the region ... of 11.7 t km-2. Although the estimate of the mean is not sensitive to the definition of strata, the ...

    Meeting Document : WG-KRILL-91/30 : Auteur(s): E. Murphy, I. Everson and A. Murray (United Kingdom)

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E-mail: ccamlr [at] ccamlr [dot] org
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