Résultats de la recherche

1. A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels

   relevant virtual variable operators in the existing acoustic data post-processing software. The utility of ... value, ,p svS of the centre sample with the maximum value of the samples in Wang et al. 20 ... 30 Wang et al. Figure 7: Frequency distribution of mean Sv (a) and variation of MVBS (b) for 20 ... Science, Vol. 23 (2016): 17–30 17 A post-processing method to remove interference noise from acoustic ... interference noise was introduced based on relevant virtual variable operators in the existing acoustic data ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Auteur(s): Wang, X., J. Zhang and X. Zhao

2. Selectivity parameters for Notothenia gibberifrons Lönnberg, 1905 and Champsocephalus gunnari Lönnberg, 1905 obtained during “8611 ANTARCTICA [ANTARTIDA]” expedition

   10 12 1~ 16 18 20 22 2~ 26 28 30 32 ~ 36 38 telle (cm) + punto. reole. Figura 2: Curvas de ... "EALES 8 10 12 14 16 1 e 20 22 24 26 28 30 32 34 36 38 talla (cm) + puntoe real.e Figura 4: Curvas ... Charnpsocephalus gu.nnari SHETlAND - PUNTOS REALES 4 . 6 e '0 , 2 '4 18 1 e 20 22 2. 26 2e .30 32 ~ tollo (cm ... finalidad, se procuro la normalizacion de las operaciones de pesca, en cuanto a duracion (30 minutos ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 87-105 : Auteur(s): Balguerías, E.

3. Note on estimating krill abundance from acoustic data on individual aggregations

   estimate krill abundance over large areas (Miller and Hampton, 1989a). In recent years, advances in ... WG-KRILL-91/20 NOTE ON ESTIMATING KRILL ABUNDANCE FROM ... Africa 219 1. INTRODUCTION At its Second Meeting in Leningrad, the CCAMLR Working Group on Krill ... (WG-Krill) emphasised the importance of acoustic techniques in the determination of krill abundance ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 219–223 : Auteur(s): Hampton, I. and D.G.M. Miller

4. From the Editor

   Science and the science used by CCAMLR In the exchange between Drs Everson and Brierley, the values ... , represent two of the estimates availa- ble. As the exchange reflects, there are a number of ways in which ... strengths determined from an SDWBA model in conjunction with the Jolly and Hampton analysis approach. This ... included in the CCAMLR-2000 Survey and forms the basis of the estimation of the precautionary yield of ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 199

5. Guidelines for the preparation of hydroacoustic survey reports on krill

   during the period from January to March 1981 in the Scotia Sea, on polygon VI. File:  09-Kalikhman.pdf ... peltca 19/X1 1980 20-29/X1 30/X1 31/X1 1980-10/ 1981 BbIXO,D; H3 CeBaCTOnOJIR. Pas60pKa 3KCne ... January to March 1981 in the Scotia Sea, on polygon VI. * * * * * * * * * * PRINCIPES DIRECTEURS POUR ... /X11 11-14/1 15-18/1 19-20/1 21/1-10/11 11/11-19/111 20/111 21/111-21/1Y 22/1Y 22-26 ... HOCTb HMITynbCOB 1 MC, ocna6neHHe 20 ~E, BAPY BKnro~eHa, ~enb MHo~ecTBeHHaH, perynHTop ~anbHOCTH ~e ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 165-193 : Auteur(s): Kalikhman, I.L.

6. Can toothfish catches be used to predict the presence of vulnerable benthic invertebrate taxa?

   data available showed no evidence that the presence of any of six VME indicator taxa was informative in ... longline fisheries in the Ross Sea region. Document WG-SAM-10/20. CCAMLR, Hobart, Australia: 22 pp ... vulnerable invertebrate taxa in the Ross Sea are generally unknown and the fisheries-independent ... describing the dis- tribution of VME indicator taxa1 in the Ross Sea region outside the spatial footprint of ... have large, but unique, spatial distributions in the Ross Sea region (Parker and Bowden, 2010), and ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 87–96 : Auteur(s): Parker, S.J. and M.H. Smith

7. Problems of population age structure determination of Euphausia superba Dana using an example from the Antarctic Peninsula area and adjacent waters

   examines the size structure of populations of E. superba in relation to their habitat, on the basis of an ... analysis of data collected by the author during the 1981 season in the region of the Antarctic Peninsula ... similar conditions. Hypotheses are formulated regarding the age and growth of E. superba; in addition ... , data are cited on the growth rates of krill in relation to feeding conditions, temperature factors and ... populations of E. superba in relation to their habitat, on the basis of an analysis of data collected by the ... author during the 1981 season in the region of the Antarctic Peninsula and the South Shetland Islands ... . Hypotheses are formulated regarding the age and growth of E. superba; in addition, data are cited on the ... growth rates of krill in relation to feeding conditions, temperature factors and other biotic and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 227-270 : Auteur(s): Spiridonov, V.A.

8. Choosing distance between acoustic survey tacks

   on the basis of typical size of the surveyed region, allowable relative error in the biomass estimate ... that the suggested criterion be applied in real hydroacoustic surveys. File:  08-Kalikhman-et-al.pdf ... , ~ , ~,,~" !,I I6~,\ :::::;::""""-1:~:,~ 30~ ~ <: I:' · .. . I·"'t:':::::"............ --=:z"=~ 20% '= I,' 7 ... on the basis of typical size of the surveyed region, allowable relative error in the biomass ... recommended that the suggested criterion be applied in real hyroacoustic surveys. CHOISIR LA DISTANCE ... as to provide the desired accuracy of the biomass assessment in the area, in the least time and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 153-164 : Auteur(s): Kalikhman, I.L., Z.I. Kizner, B.R. Zaripov and W.D. Tesler

9. On the instantaneous natural mortality rate of Champsocephalus gunnari, South Georgia (Subarea 48.3)

   Champsocephalus gunnari in the South Georgia area was assessed using six different methods. Data on size ... composition of catches from 1964/65 to 1968/69 and the age/length key for the first half of 1972 were used in ... suggested that M =0.56 should be used in stock assessment for C. gunnari in Subarea 48.3. File:  19-Frolkina ... effort in year y; and F y = rate of fishing mortality in year y. VP A is tuned to various values for ... * * Abstract The instantaneous rate of natural mortality (M) of Champsocephalus gunnari in the South Georgia ... 1968/69 and the age/length key for the first half of 1972 were used in the calculations. The results ... used in stock assessment for C. gunnari in Subarea 48.3. Resume Le taux instantane de mortalite ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 313–326 : Auteur(s): Frolkina, G.A. and R.S. Dorovskikh

10. Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling

    method, which is described in the works by Metropolis, N., Ulam, S. (1949) and Sobol, I.M. (1978), is ... assessment of complex stochastic systems, including the assessment of the effectiveness of trawl nets used in ... of various configurations. The algorithm for solving this problem is constructed in such a way that ... equations and two double inequalities). The proposed algorithm can be realised by computer in algorithmic ... in the works by Metropolis, N., Ulam, S. (1949) and Sobol, I. M. (1978), is used as a basis. The ... stochastic systems, including the assessment of the effectiveness of trawl nets used in krill fishing ... configurations. The algorithm for solving this problem is constructed in such a way that it can be applied ... two double inequalities). The proposed algorithm can be realised by computer in algorithmic ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Auteur(s): Kizner, Z.I.

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