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  • 2025年4月5日 东京 飞往 上海 航班 时刻表
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  • 2025年4月5日 东京 飞往 上海 航班 时刻表
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  1. Mitigation of seabird captures during hauling in CCAMLR longline fisheries

    of longlines in areas defined as average to high risk (levels of Risk 4 or 5)’; this includes ... 10 5 (9) Sp 4 (1) 4 A 2008 20 3 (19) Sp 6 (1) 1 Sp; 5 A 1 (0) Sp 161 Mitigation of seabird ... , dur- ing line setting has reduced the total number of dead seabirds in by-catch from over 5 000 in ... Mitigation of seabird captures during hauling in longline fisheries ranged from 5 to 34, and their length ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 155–162 : Author(s): Reid, E., B. Sullivan and J. Clark

  2. Brief report of the joint Soviet-Australian expedition of the USSR FRV Professor Mesyatsev to the Australian fishing zone around the territory of Heard and McDonald Islands, May-August, 1987

    .. zapadnaya (Western) 4. Shootchaya (Pike) 5. vostochnaya (Eastern) and further to the east 6. Novaya ... stations using a grab (Ocean 50) and a core sampling tube. 4. Midwater and Bottom trawls were carried ... released. 5. Observations of the distribution and abundance of sea birds and marine mammals were ... charted position. - 81 - Bank 4 also appeared to be shifted to the NW and the border between the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 75-103 : Author(s): Gherasimchook, V.V., V.N. Brodin, A.V. Kljausov, I.B. Russelo, P.V. Tishkov and N.B. Zaremba

  3. A simple approach for calculating the potential yield of krill from biomass survey results

    of equation (2). Age a Length £(a) (years) (mm) 0 0 1 22 2 36 3 44 4 50 5 54 6 56 7 57 ... yields an estimate of 0 = 4, which corresponds to a three month growth period, followed by nine months ... are: a. =2; 4 ~=2;4 O's = 0; 0.5 A value O's = 0 is, of course, unattainable. It was selected to ... " set of parameter value choices. 4. RESULTS AND DISCUSSION Table 2 shows the estimates of A for the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Author(s): Butterworth, D.S., A.E. Punt and M. Basson

  4. Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica

    . The vertical dashed lines separate three predator units (see text for explanation). 1 2 3 4 5 6 ... independent predator–prey–fi shery system, referred to below as the ‘predator unit’ (Figure 4). Conceivably ... the potential dif- ferences in the extent of foraging by different species. Figure 4 illustrates the ... period in each fi ne-scale area (0.5° latitude x 1° longitude) is shown in Figure 5. This indicates ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Author(s): Constable, A.J. and S. Nicol

  5. The error of the biomass estimate as a function of survey parameters and the statistics of a density field of krill aggregations

    .ii =0) t and at i =J j all values of A ('Zz,j) are practically zero, so from (4) we obtain: (5 ... of (4), 4) can be rewritten in the form! (6) Hydroacouetic ... integral of AT over correlation radius, we obtain out of (1) and (4) : Since estimate of average density ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 213-228 : Author(s): Kizner, Z.I.

  6. The survivorship of rays discarded from the South Georgia longline fishery

    . 6 0. 8 1. 0 3 3 4 3 13 3 2 1 3 4 44 3 4 1 2 3 1 4 83 2 2 13 5 5 1.0 0.8 0.6 ... 2000 -4 -2 0 2 4 wind s( w in d) 0 1 2 3 4 5 6 -1 0 -8 -6 -4 -2 0 pa rti al fo r s ex ... hydrant was situated approximately 4 m below the sea surface. Monitoring of the water tem- peratures in ... (length) were important (Table 4, Figure 3). This GLM using individual data was not as robust as the ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Author(s): Endicott, M. and D.J. Agnew

  7. Homogeneity of Adélie penguins as krill samplers

    27 31/1/90 39.98 27.10 4 30 09/1/90 42.65 14.75 4 25 19/1/90 32.11 31.78 5 41 18/1/90 40.02 ... different from zero for C = 2.83 mm, equivalent to 7% of the mean size. 4. DISCUSSION AND CONCLUSIONS ... , from 5 January to 2 February 1990, all penguins seemed to be eating similar sized krill. Mean lengths ... 15.18 5 39 24/1/90 29.09 19.62 6 66 05/1/90 41.30 26.93 6 73 29/1/90 40.34 17.07 7 42 07/1/90 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 253–257 : Author(s): Marschoff, E. and B. Gonzalez

  8. Consideration of major issues in ecosystem monitoring and management

    , it can be seen from Figure 4 that for those species for which survivorship is lowest, breeding ... Recruitment normal Figure 4: The effect of breeding failure and population size. During the fi rst 20 years ... (1) An example of this analysis is given in Fig- ure 5 and some other examples in Table 2. Note ... rates can 223 Ecosystem monitoring and management 0 20 40 60 80 100 0 2 4 6 8 10 Age at ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Author(s): Everson, I

  9. Significant intra-annual variability in krill distribution and abundance at South Georgia revealed by multiple acoustic surveys during 2000/01

    West W31 4 Jan 2001 74.04 37.61 West W32 4 Jan 2001 79.43 7.33 West W41 5 Jan 2001 80.60 23.13 West W42 ... 133.33 x 80 4 51.6 299.2 33.5 Mid Central 66.66 x 80 4 47.2 156.6 26.5 Mid East 88.33 x 80 5 80.4 ... намеченной 5-летней серии наблюдений, которая дополнит и продолжит существующий временной ряд, регулярно ... и ограничивались 4 разрезами в клетке к северо-западу от Южной Георгии. Специально проведенная ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 71–82 : Author(s): Brierley, A.S., C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst

  10. Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia

    of the first ‘year’. 5. Steps 3 and 4 are then repeated to give the population abundance at the end ... (°), derived from the growth curve: ( )ˆ , ,t tl G lτ τ θ+ = (4) so that in the case of a von Bertalanffy ... ¥= - - - (5) where ( ),k Lθ ¥= and k and L∞ are the growth rate and asymptotic length parameters ... 40 50 30 20 10 0 30 20 10 0 (a) D en si ty 20 15 10 5 0 2009 survey Length (cm) 10 ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Author(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew

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