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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 ... empirical relationship between M and age at maturity for most fish (tn) where 50 or 70% of a population ... at maturity for most fish was determined for a population with 50% of mature fish. The values of tn ... at maturity for most fish (70%). This does not take into account primary causes of natural mortality ... . GERASIMCHOOK, V.V. 1987. Age, Growth and Natural Mortality of Antarctic Silverfish. Theses of a Report at the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 141–146 : Autor(es): Zaitsev, A.K.
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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 : Autor(es): Kizner, Z.I.
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Methodology of data collection on net selectivity and accidental mortality of fish passing through the mesh of the codend
Paper Title: Methodology of data collection on net selectivity and accidental mortality of fish ... passing through the mesh of the codend Abstract / Description: This paper contains advice on determining ... specifications of the liner are described. It also describes an experiment to determine the accidental mortality ... of fish passing through the trawl codend. It contains proposals on standardising data collection and ... - 99 - SC-CAMLR-V/BG/41 METHODOLOGY OF DATA COLLECTION ... ON NET SELECTIVITY AND ACCIDENTAL MORTALITY OF FISH PASSING THROUGH THE MESH OF THE COD END VNIRO ... codends using a special liner. The design and technical specifications of the liner are described. It ... also describes an experiment to determine the accidental mortality of fish passing through the trawl ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 99-121 : Autor(es): VNIRO (USSR)
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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 : Autor(es): Morris D.J., J.L. Watkins, C. Ricketts, F. Buchholz, and J. Priddle
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On problem of natural subdividing of Antarctic krill’s geographic area (an application to the monitoring of fishing)
Abstract: The possibilities of natural regionisation of antarctic krill's geographic area ... with emphasis on fisheries regions distribution are considered on the base of consisting data of ... spatial structure of krill's geographic area. More then 43% of regions, where usually present ... concentrations of krill (this percent includes all recently acting fishery regions) lay inside of secondary ...
Meeting Document : WG-KRILL-93/37 : Autor(es): R.R. Makarov and L.L. Menshenina (Russia)
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Long-term forecast of the conditions of krill (Euphausia superba Dana) fisheries in the Antarctic part of the Atlantic Ocean
Abstract: There have been revealed possibilities for the long-term forecast of CPUE for the ... Antarctic krill (tones per hour) as the major indicator of its abundance and density of concentrations in ... the area of South Shetland and South Orkney Islands as well as South Georgia applying the following ... factors: average annual level of solar activity, speed of the Earth rotation and its derivatives ...
Meeting Document : WG-EMM-07/15 : Autor(es): V.A. Bibik and V.A. Bryantsev (Ukraine)
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Analysis of the diet of Champsocephalus gunnari in Subarea 48.3, in late summer of years 1994–97, Dr E. Holmberg surveys
Abstract: The diet composition of mackerel icefish Champsocephalus gunnari caught in Subarea 48.3 ... in late summer of years 1994-97 was analysed using frequency of occurrence (F%) and coefficient " ... 1994, when the order of importance of these two organisms in the diet was inverted. The consumption of ... years of krill scarcity and fish, was only occasional or in negligible amounts, showing interannual ...
Meeting Document : WG-FSA-97/48 : Autor(es): Barrera-Oro, E., Marschoff, E., Casaux, R.
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Results of study of the oogenesis characteristics of Antarctic toothfish (Dissostichus mawsoni Norman 1937) (Nototheniidae) from Subareas 88.1 and 88.2 (Ross Sea)
Abstract: The results of the histological analysis of the Antarctic toothfish (Dissostichus ... and 88.2 in the Ross Sea are presented. The morphological parameters, indices of gonads have been ... described. The histological criteria of the assessment of the ovary maturity stages and cytological ... parameters of oocytes and type of the toothfish oogenesis have been determined. Under the maturing of ...
Meeting Document : WG-FSA-07/49 : Autor(es): S. V. Piyanova and A.F. Petrov (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... that the catches consisted mainly of individuals of 2-4 age groups, where more than 60% were ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ...
Meeting Document : WG-EMM-03/60 : Autor(es): K.V. Shust and E.N. Kuznetsova (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
Abstract: Age, growth rate and age composition of icefish catches in subareas 48.3, 48.2, 48.1 ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... that the catches consisted mainly of individuals of 2-4 age groups, where more than 60% were ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ...
Meeting Document : WG-FSA-SAM 03/7 : Autor(es): K.V. Shust and E.N. Kuznetsova (Russia)