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1. Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey

   annuelle reelle, specifiee 2 la quatrieme reunion, reduit nettement la probabilite que la biomasse ... 'model 2' - the model with modifications specified by the Third Meeting of WG-Krill (SC-CAMLR, 1991 ... ( ). Thus selectivity: for e < P, = e:O - W, / 2 S = (!-!,)/(!,-P,) for!, e, = !F0 +W ... , / 2 (2) and for the proportion mature-at-length: for e < e, = e:; - W, / 2 Pg = (P-!,)/(!, - Q ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 81–106 : Автор(ы): Butterworth, D.S., G.R. Gluckman, R.B. Thomson, S. Chalis, K. Hiramatsu and D.J. Agnew

2. Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses

   its diet (DeNiro and Epstein, 1978; Fry and Sherr, 1984), whereas δ15N is enriched by 2–4‰ with each ... solution of methanol, chloroform and water (2:1:0.8) according to the method of Bligh and Dyer (1959 ... chloroform (2:1, v/v) from freeze-dried samples according to the procedure of Bligh and Dyer (1959). The FA ... described by Metcalfe et al. (1966). The extracted lipids were saponified at 100°C for 2 h with 1.5 ml of ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Автор(ы): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*

3. An assessment of toothfish in Subarea 48.3 using CASAL

   collated by 10 cm length class (Table 2). The scanned catch in each length class each year, required to ... ______________________________________________________________________ 2 The logistic curve is exp( ) ( ) 1 exp( ) a bl p l a bl + = + + , where p(l) is the ... parameters a1,i, sL,i and sR,i defining the double-normal selectivity ogive 2 1 /2 Lx a sf x for x ... ≤ a1, and 2 1 /2 Rx a sf x for x > a1; 69 An assessment of toothfish in Subarea 48.3 using ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 65–95 : Автор(ы): Hillary, R.M., G.P. Kirkwood and D.J. Agnew

4. Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia

   , and are now estimated to be 1-2 birds/thousand hooks (SC-CAMLR, 1998) for unregulated fishing ... between the number of hooks observed on each set were minimal (Table 2), the Generalised Linear Models ... contours are: 500 m, 1 000 m and 2 000 m. Table 1: Observations made during line setting. Experiment 1 ... (sets 5-12), experiment 2 (sets 13-24). DIM = Black-browed albatross C = Control PRO = White-chinned ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Автор(ы): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes

5. Quantifying movement behaviour of vessels in the Antarctic krill fishery

   before the next catch is landed (i.e. period between Cn+2 and Cn+3), then there will be a period of ... trends with catch level separately for each of the three periods: period-1: 1997/98– 1999/00, period-2 ... inspection of trends. results Catch statistics Figure 2 shows average and median values of catch/haul ... two periods (Table 2), but the number of Japanese hauls in period-3 was less dominant in relation to ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 131–148 : Автор(ы): Kawaguchi, S. and S.G. Candy

6. Using ecosystem monitoring data to detect impacts

   ) where p = P(A ≤ at). Method 2 Of course, values ≤at might have been observed previously, so more ... ÷ç -è ø . (2) The full version of the binomial density func- tion, which accounts for s > 1 ... ) Method 3 A variation on Method 2 is to assess the prob- ability of events observed within moving time ... as for Method 2 but replacing t with n ≤ t, the relevant reference period. This effectively weights ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Автор(ы): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda

7. Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen

   ): 1 ˆˆ ˆi j ijjp l q (2) where pi is the proportion of a population of age i = 1,2,3,...,n; lj is ... . Since the data remained reasonably symmetric, and ni ≥ 10 for ages i = 2…17, parameter estimates ... be used to generate the test statistic: Λ 2 0 22 log log ai N (6) which has a chi-squared ... trawler Kerguelen de Trémarec (Figure 2). Fish appeared to have recruited fully to the catch by age 5–6 ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Автор(ы): Ashford, J., G. Duhamel, C. Jones and S. Bobko

8. A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ

   Islands EEZ. A catch level of 2 500 tonnes (i.e. 500 tonnes/operator) was set for the 1996/97 season ... . Estimates of this take, and the basis/reference for their computation, are given in Table 1. Table 2 ... (2000). Details of the method as applied in this instance are given in Appendix 2. In the interests ... -exploitation level at the time Patagonian toothfi sh in the Prince Edward Islands EEZ 14 Table 2: Yearly ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Автор(ы): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller

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

   ,IJ;CTBOM cepH~ 9KcnepHMeHTOB Ha 9BM. +B 9TOH CBR3H xo~eTCR TIpHBeCTH BHCKaSHBaHHe E.C.BeHT~enb(2 ... - CMaTpHBaT~ B K~~OM MamHHHOM 9KcnepHMeHTe OTHOCHTen~HO He6onb- mo~ nnOCKH~ y~acToK ceTHoro nonOTHa. 2 ... - nepHog@ TX H TZ (pa3Mep@ 6HnepHoga no OCRM x H Z cooTBeTcTBeHHo) • 2. HrOJIKa npegcTaBnHeTcH 4-MH f ... HHTepEane o ~ Y ~ ~ ,npH~eM Ha 9TOT pa3 He caM yron'y , a EeJIH~HHa 2 sin ~ paEHOMepHO pacnpegeJIeHa E ...

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

10. Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins

    detection is also discussed. 2. DETECTIONOFINTERANNUAL VARIATIONS IN THE MEAN SIZE OF KRILL EATEN BY ... Lower Upper aicp 44.1661 42.54 45.93 2 apCD 10.2986 7.33 14.98 c?oCY 32.6738 12.91 51.62 The ... krill (those yielding maximum information at a fixed cost) were calculated from: ... np = 2 CD'O ... "PCD ---- = 1.89 C p • O"tcr 2 C K • 0" PCD = 20.71 These optimal numbers are sensitive to ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Автор(ы): Marschoff, E. and B. Gonzalez

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