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  • 国家能源集团宁夏煤业“绿氢耦合煤制油”项目,通过光伏制氢替代煤制氢,年产2万吨绿氢,减排CO,约30万吨
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  • 国家能源集团宁夏煤业“绿氢耦合煤制油”项目,通过光伏制氢替代煤制氢,年产2万吨绿氢,减排CO,约30万吨
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  1. A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

    – s.hanchet@niwa.co.nz G.J. Rickard National Institute of Water and Atmospheric Research (NIWA) Ltd ... @niwa.co.nz Hanchet et al. 36 Dans l'hypothèse présentée, D. mawsoni des sous-zones 88.1 et 88.2 de la ... 30% had moved west on to the continen- tal slope, and almost 30% had moved south on to the Ross Sea ... . Of the floats released at 146 m depth, about 30% were retained in the area of release, about 12% moved west ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Author(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams

  2. Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic Peninsula region

    : A6coJIIDTHa5I t:lHCJIeHHOCTb KPHJI5I B 30He CbeMKH AHTapKTHt:leCKOrO nOJIYOCTpOBa B pa3HbIe rO,l{a. PHCYHOK ... C ~aHHbIMH H~eHTHl..IHOH CbeMKH npoBe~eHHoH HHC Polastern B 1987/88 r. B pe3YJIbTaTe ce30HHoH H3MeHl ... paBeH 2, H3 4ero CJIe,llyeT, 4TO B Te4eHHH H3Y4eHHblx JIeTHHX ce30HoB, MHrpHpYlOllla5I 1.Iepe3 ... /90. The scarcity of juvenile krill of 23 to 30 mm became quite obvious, while 30 to 44 mm medium ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 159–176 : Author(s): Siegel, V.

  3. Remarks on the natural mortality of Dissostichus eleginoides in Subarea 48.3

    ) 6bIJIa BbI1.IHCJIeHa no MeTo~y Cnappe (Sparre, 1989). BbIJIH HCnOJIb30BaHbI napaMeTpbI pOCTa BepTaJIaH ... , captura total y una submuestra de 30 ejemplares por lance, de los cuales se obtuvo la composicion por ... . Documento WG-FSA-92/30. CCAMLR, Hobart, Australia. BEVERTON, R.J.H. and S.J. HOLT, 1956. A review ... 2: Tableau 3: 30 List of Tables Natural mortality (M) calculated for three fishing zones in Subarea ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 21–30 : Author(s): Moreno, C.A. and P.S. Rubilar

  4. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz

    . Pe310Me Pa3JUflUf5.1 B CHJIe aKycTHlIecKot't: QeJIH B3pOCJIOro (30-60 MM) aHTapKTHlIeCKoro KPHJI5 ... nepeClIeTa CHJlbl aKYCTHlIecKoti L\eJlH 120-50 KrL\, HCnOJlb30BaHHOMY Ha Pa601leM ceMHHape no aKYCTHKe ... of encaged animals which varied in mean length from 30 to 39 mm. Calculated target strengths at 120 kHz were ... the two integration systems. Figure 4: Figure 5: 84 50 40 ~ Z 30 « o "" ~ ~ 20 Z 10 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Author(s): Hampton, I.

  5. Spatial distribution of management measures, Antarctic krill catch and Southern Ocean bioregions: implications for conservation planning

    extent) (SC-CAMLR-XXX, paragraphs 5.30 to 5.66). The collation of information on the spatial extent ... , a biore- gion defined on the basis of long-term (up to 30 years) averages of time series (Grant et al ... and Representativeness in Marine Protected Area Design. Coastal Man- agement, 30 (3): 237–248. Toropova, C., I. Meliane ... of subarea 0 48.4 N 5 610 000a (Trigger level = 620 000) 40 X X S 30 X X Rest of subarea 0 X X 48.5 ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 1–19 : Author(s): Grant, S.M., S.L. Hill and P.T. Fretwell

  6. Age determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula subarea (Subarea 48.1)

    22.9 5 6 29.4 8 9 24.2 6 5 31 1 0 10 24.7 6 6 31.6 1 0 11 25.1 6 6 25.6 7 7 29.9 9 9 30.1 9 10 ... 5 24.6-26.4 25.14 1 23 3 24.2-25.1 24.67 24.9-27.8 26.51 1 2 24.9-30.9 27.05 1 25.6 25.9-29.8 27.91 ... 21 26.3-32.3 28.79 29.1-33.8 30.62 4 29.9-34.9 31.88\ 2 29.3-29.4 29. 35 1 6 29-35.5 30.8 30 ... .4-33.9 32.13 3 31-31.6 31.2 5 30.1-33.2 32 30.4-38 34.2 32.5 + 46 +9 + 20 >-' Ut Ul Table ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 143-160 : Author(s): Barrera-Oro, E.

  7. Significant conservation benefits obtained from the use of a new fishing gear in the Chilean Patagonian toothfish fishery

    of a weight. Buoy ~1 000 m Branch lines Anchor ~25–30 kg ~40 m Main line (a) Main line Branch line ... ‘Net sleeve’ Ø~2–3 cm Ø~70–74 cm Ø~30 cm Ø~10–15 cm ~100–120 cm Hooks Snoods ~20 cm ~15 cm ... with and without streamer lines (30 sets each). The num- bers of black-browed albatrosses around the vessel were ... at an estimated cost of US$25–30 each. However these net sleeves are durable and can be used for a long time ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 79–91 : Author(s): Moreno, C.A., R. Castro, L.J. Mújica and P. Reyes

  8. A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies

    of recap- ture was 1 317 mm. Days-at-liberty ranged from 1 to 2 529, with 898 recaptures occurring ... -segment function 2 ( ) exp 0.0051 0.0494 ; 1030 100 400 1 ; 200 400 200 1 ; 400 1030 0 ; 200 L P L L ... popula- tion of fi sh, by μ(A, θ) so that E(L(Pop)|A) = μ(A, θ) = L∞ (1 – exp{–κ(A – t0)}) (2) and L ... K K−′ = + for j = 2,…,r – 1 and as con- venient endpoints set ( )1 1 2 /2r r r rK K K K ...

    Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Author(s): Candy, S.G., A.J. Constable, T. Lamb and R. Williams

  9. Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone

    , and the percentage of ‘mega-spawners’ (Pmega) with 0% as a target level or 30–40% where no upper size limit exists ... 1 Dec–30 Nov Catch levels for the constant catch scenarios (tonnes) 0, 250, 500, 750, 1 000, 2 500 ... to 0.44 and then 0.30, while the overall length-frequency dis- tribution does not change noticeably ... . 0 10 20 30 40 50 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 Immature selectivity Age (y) Se le ct iv ity ...

    Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Author(s): Ziegler, P.E., D.C. Welsford and A.J. Constable

  10. Choosing distance between acoustic survey tacks

    of the stock exploitation rate and other factors, we have to estimate the biomass with an error 8B~30 ... , · · ~ ?"., . H:'. 40 , ~ , ~,,~" !,I I6~,\ :::::;::""""-1:~:,~ 30 ...

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

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