Résultats de la recherche
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The YugNIRO expedition in the Indian Ocean sector of the Antarctic and in Lazarev Sea in the summer season of 1989–90: preliminary findings of the oceanographic research
Abstract: In reference to the YugNIRO antarctic expedition in the season of 1989/90, information ... on the areas covered by oceanographic observations from the expedition’s vessels, on the scope of ... both ice and hydrometeorolegical conditions determinig the production processes and the formation of ... Cooperation Sea (long. 55-80° East) and least so in Cosmonaut Sea (long. 33-55° East). Author(s): V.A. Bibik ...
Meeting Document : WG-FSA-90/40 : Auteur(s): V.A. Bibik, A.V. Dulnev, A.V. Klausov, A.S. Pelevin, E.G. Ryabchikov and V.N. Yakovlev (YugNIRO, USSR)
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A balanced trophic model of the ecosystem of the Ross Sea, Antarctica, for investigating effects of the Antarctic toothfish fishery
Abstract: We report on the development of a mass balanced carbon-budget trophic model of the Ross ... Sea with which to investigate effects of the fishery for Antarctic toothfish (Dissostichus mawsoni). A ... survey of the available literature provided an initial set of parameters describing the abundance ... (diets, predators) for major groups of biota. We also estimated the level of uncertainty on these ...
Meeting Document : WG-EMM-07/18 : Auteur(s): M.H. Pinkerton, S.M. Hanchet and J. Bradford-Grieve (New Zealand)
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A GIS tool to assist in the planning and design of sample surveys of the abundance of colonial breeding species
the example the tool is used to sample a population of Adelie penguins in the Holme Bay region of East ... Abstract: A GIS tool to assist in the planning and designing of surveys of colonial breeding ... species is described. The tool could be applied to any region of Antarctica given available colony map and ... developed to implement more complex and efficient designs. An example of its potential use is provided. In ...
Meeting Document : WG-EMM-05/25 : Auteur(s): C. Southwell, R. Dreissen, S. Candy, G. McPherson and J. Clarke (Australia)
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COMPARISON OF THE PRECISION OF DIRECT VERSUS AGE LENGTH KEY METHODS OF ESTIMATING CATCH-AT-AGE PROPORTIONS
estimation of spawning stock biomass, may more than compensate for the slight loss of precision for the ... ) of fish in the catch, determining the ages in the sample, and calculating proportions in each age ... to the SRS of ages, which have also been measured for length (the age-length sample), a large SRS ... by length bin estimated from the LF sample by the conditional probability of age given length bin ...
Meeting Document : WG-FSA-09/22 Rev. 1 : Auteur(s): S.G. Candy (Australia)
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Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the Indian sector of the Southern Ocean
Paper Title: Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the ... Indian sector of the Southern Ocean Abstract / Description: The rate of natural mortality of grey ... mayorfa de los peces nototeniofdeos. 141 The rate of natural mortality (M) of grey rockcod ... WG-FSA-89/17 NATURAL MORTALITY OF GREY ROCKCOD ... (NOTOTHENIA SQUAMIFRONS) IN VARIOUS AREAS OF THE INDIAN SECTOR OF THE SOUTHERN OCEAN A.K. Zaitsev ... Abstract The rate of natural mortality of grey rockcod (Notothenia squamifrons) on the Ob and Lena Banks ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 141–146 : Auteur(s): Zaitsev, A.K.
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Variation of ice edge position in western part of Atlantic sector of the Antarctic
position was found to increase from the west to the east. Described is two-year cyclicity of consecutive ... Abstract: Satellite imagery of the pack ice edge position in western part of the Atlantic sector ... of the Antarctic derived on each tenday period basis has been used to analyse its spatial and ... temporal variation in the area between 65° and 20°W. Amplitude of the seasonal variation of the ice edge ...
Meeting Document : SC-CAMLR-VIII/BG/49 : Auteur(s): Delegation of USSR
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A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia
Paper Title: A preliminary investigation of the possible effects of rhizocephalan parasitism on ... the management of the crab fishery around South Georgia Abstract / Description: Relatively high ... levels of infection by a rhizocephalan barnacle have been found in the population of the crab Paralomis ... spinosissima, which has been harvested by a new fishery around South Georgia (Subarea 48.3) since 1992. One of ... parasite may die before the host does. There is, of course, a possibility that the externa are merely ... INVESTIGATION OF THE POSSIBLE EFFECTS OF RHIZOCEPHALAN PARASITISM ON THE MANAGEMENT OF THE CRAB FISHERY ... Relatively high levels of infection by a rhizocephalan barnacle have been found in the population of the ... 48.3) since 1992. One of the main effects of the parasite is to render infected animals sterile ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Auteur(s): Basson, M
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Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins
Paper Title: Optimization of survey sampling design in the detection of interannual variability ... and prey size selectivity in the diet of penguins Abstract / Description: Based on the preliminary ... results of a survey of prey size in Adélie penguins, sampling designs intended for the detection of inter ... the optimal allocation of observations at each level in nested ANOVA designs. The optimal numbers of ... WG-CEMP-90/9 OPTIMIZATION OF SURVEY SAMPLING DESIGN IN ... THE DETECTION OF INTERANNUAL VARIABILITY AND PREY SIZE SELECTIVITY IN THE DIET OF PENGUINS E ... . Marschoff and B. Gonzalez* Abstract Based on the preliminary results of a survey of prey size in Adelie ... penguins, sampling designs intended for the detection of interannual variations in mean prey size and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Auteur(s): Marschoff, E. and B. Gonzalez
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An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba
Paper Title: An assessment of the merits of length and weight measurements of Antarctic krill ... Euphausia superba Abstract / Description: Published relationships of various length measurements as ... predictors of wet or dry weight in Antarctic krill Euphausia superba Dana are standardised with new data on ... the relationships of three length measurements to wet and dry weight as functions of sex, maturity ... - 371 - SC-CAMLR-VI/BG/33 AN ASSESSMENT OF THE MERITS ... OF LENGTH AND WEIGHT MEASUREMENTS OF ANTARCTIC KRILL EUPHAUSIA SUPERBA.* D.J. Morrisl, J.L ... . watkins1 , C. Ricketts2 , F. Buchholz3 , J. priddle1 (United Kingdom, Federal Republic of Germany ... ) Abstract Published relationships of various length measurements as predictors of wet or dry weight in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 371-373 : Auteur(s): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle
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Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling
Paper Title: Methodological guidelines on the assessment of trawl catchability of krill by means ... of statistical modelling Abstract / Description: This paper offers an approach to the assessment of ... the relative effectiveness of krill fishing gear by means of statistical modelling. The Monte-Carlo ... assessment of complex stochastic systems, including the assessment of the effectiveness of trawl nets used in ... THE ASSESSMENT OF TRAWL CATCHABILITY OF KRILL BY MEANS OF STATISTICAL MODELLING Z.I.Kizner (U. S ... . S. R.) Abstract This paper offers an approach to the assessment of the relative effectiveness ... of krill fishing gear by means of statistical modelling. The Monte-Carlo method, which is described ... Monte-Carlo method is useful for solving problems related to the quantitative assessment of complex ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Auteur(s): Kizner, Z.I.