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  • 资源配置效率: 供应链优化:头部平台通过规模效应将采购成本降低35%,品控响应速度缩短至4小时(中小企业需72小时)。 流量分配不均:TOP5主播占据60%的流量,中小商家获客成本高达20元
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  • 资源配置效率: 供应链优化:头部平台通过规模效应将采购成本降低35%,品控响应速度缩短至4小时(中小企业需72小时)。 流量分配不均:TOP5主播占据60%的流量,中小商家获客成本高达20元
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  1. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

    C. gunnari 3 1.0000 0.132 4 60.985 20.844 1.0000 0.256 5 35.113 7.196 1.0000 0.359 6 8.853 2.432 1.0000 ... E:2,,80 78.04 74.27 73.3!.5 76 .. 83 76.81 ~lO. 35 72.60 71.67 8'7 .. 57 69,,93 38.50 ... 38.1:7'5 40.20 :59.68 48.4'7 ~58 .. 72 374.60 330 .. 57 313.:'::;4- 328.6'7 338.89 289.82 ... numbers. The yields increase by a factor of 4 for F = 0.72 and by 6 for F = 0.36 at the end of the 20 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Author(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel

  2. Fish stock assessment survey in Subarea 48.3

    3 2 6 20 55 25.60 35 22.90 210 15 54 3 2 10 10 55 18.00 35 53.00 223 26 55 3 2 12 54 55 4.60 35 44.30 123 ... 9 8 7 6 5 4 3 2 1 o o Figure 10: C. gunnari, South Georgia. 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Length class (cm ... 0.. 8 7 6 5 4 3 2 1 o o Figure 12: C. aceratus, South Georgia. 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Length class (cm ... 9 8 7 6 5 4 3 2 1 o o 5 ~ Figure 13: P. georgianus, South Georgia. 10 15 20 25 30 35 40 45 50 55 60 65 70 Length class (cm ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski

  3. Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999

    Shetland 1999 0 5 10 15 20 25 30 35 40 45 50 55 60 Length (mm) Fr eq ue nc y (% ) Elephant ... il 60 4 67 2 5 93 4 40 2 31 3 70 52 3 01 3 4 20 9 54 20 9 13 M ay 92 ... ne 38 1 95 3 2 35 9 20 15 6 16 44 57 7 43 0 20 1 75 7 So ut h O rk ne ys ... 19 99 A pr il 11 2 35 2 1 17 1 63 4 75 6 9 67 6 39 1 20 4 1 18 9 M ay 10 ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 83–105 : Author(s): Jackowski, E

  4. Midwater trawl catchability as an aspect of a quantitative assessment of krill biomass conducted using a trawl census survey

    trawl 100 60 70 110 boards (metres) Horizontal opening between wings (metres) 40 35 37 35 Trawl ... OTHOCHTeJIbHblMH norpemHOCT5IMH. Heo6xo,l(HMa pa3pa60TKa CTaH,l(apTHOH MeTO,l(HKH yqeTHOH TpaJIOBOH CbeMKH ... KPHJI5I. Bbl60p OnTHMaJIbHOH KOHCTPYKU,HH pa3HOr JIy6HHHoro npOMblCJIOBOrO TpaJIa MO)KeT 6blTb ... BhlnOJIHeH Ha OCHOBe MaTeMaTHqeCKOrO MO,l(eJIHpOBaHH5I no MO,l(eJI5IM CTaTHCTHqeCKOH TeopHH Pbl60 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 257–272 : Author(s): Kasatkina, S.M.

  5. Results of fish stock assessment survey, South Georgia, December 1987 - January 1988

    e 1 2 1 0 c 8 e n 6 t 4 2 0 ( c) 6 P 5 e 4 r c 3 e n 2 t 1 0 0 0 Champsocephalus gunnari total length frequency (n=19366) 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length ... (n=8586) 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length Class (cm) Figure 3: ( a) Length frequency ... (n=707) o HT~~~~~~~~~~~~~~~ffT~~~~~ o 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length Class (cm ... eleginoides total length frequency (n=207) 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 Length Class (cm ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Author(s): McKenna, Jr., J.E. and S.B. Saila

  6. Observation of seabirds in the Southern Ocean in 1988/89

    Ocean to the south of 60°S. Thirty minute observations were made daily during daylight hours at 8:00; 12 ... :00, 16:00 and 20:00 ship-time, while sailing between Antarctic stations and while en route to ports ... of the Southern Ocean to the south of 60°S. Thirty minute observations were made daily during daylight hours ... at 8:00; 12:00, 16:00 and 20:00 ship-time, while sailing between Antarctic stations and while en route ... S. Thirty minute observations were made daily during daylight hours at 8:00; 12:00,16:00 and 20:00 ship ... Austral au sud de 60° S. Tous les jours, des observations d'une duree de trente minutes ont ete ... effectuees, a la lumiere du jour, a 8hOO, 12hOO, 16hOO et 20hOO, heure du bord, en naviguant entre les ... chaque secteur oceanique de l' Antarctique. Pe3lOMe B ,l\aHHoti pa60Te paCCMaTpHBaeTC5I ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Author(s): Vagin, A.V. and V.V. Popov

  7. Status of the krill stock around Elephant Island in 1991/92 and 1992/93

    ---20---30---40---50---60---70---80---90---~00 ST-3 3 - ST-5 - 0 ST-30 7 ST-4 9 ST-46 ST-61 ST ... (Dlink/Dmax)*100 Variable 1---10---20---30---40---50---60---70---80---90---100 (b) ST-1 - ST-2 ST-48 ... 20 25 30 35 40 45 50 55 6 0 Total Length (mm) Frequency % j 4 1 Frequency ... l6 20 26 30 36 40 46 60 66 80 Total Length (mm) Frequency % 10 16 90 26 SO S6 40 46 60 66 80 ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Author(s): Loeb, V. and V. Siegel

  8. A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)

    (20°E–90°E) and Weddell Sea (20°E–60°W)). The haul-out model developed for crabeater seals ... and 10.60 million in 1968/69; Table 1). Erickson et al. (1971) cautioned about some potential biases ... – Bellingshausen Seas region (135°W–80°W) in 1971/72 (unadjusted or hauled-out densities reported in Erickson et ... –Bellingshausen Seas (60°W–130°W), Ross Sea (130°W–160°W), south Pacific Ocean (90°E–160°E), south Indian Ocean ...

    Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 49–74 : Author(s): Southwell, C., J. Bengtson, M. Bester, A.S. Blix, H. Bornemann, P. Boveng and M. Cameron, J. Forcada, J. Laake, E. Nordøy, J. Plötz, T. Rogers, D. Southwell, D. Steinhage, B.S. Stewart and P. Trathan

  9. Estimating optimal observer coverage in the Antarctic krill fishery

    , 20% of total season hauls sampled for krill and an equivalent or higher sampling proportion ... , 20% of total season hauls sampled for krill and an equivalent or higher sampling proportion ... in g (% ) A ca m ar 20 02 30 7 A cr ux 20 02 35 4 C hi yo ... M ar u N o. 5 20 02 93 7 35 7 26 6 75 52 28 20 6 Fe ol en t 20 02 ... 52 0 23 6 17 7 75 16 8 34 95 32 Fo ro s 20 02 25 0 90 72 80 28 ... 1 D on gs an H o 20 03 51 0 36 5 72 0 0 A ca m ar 20 03 ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Author(s): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards

  10. Preliminary results of research activities of RV Evrika in the Scotia Sea in January-March 1988

    to the southeast of South Georgia where relatively small crustaceans of less than 35 mm dominated. In the east ... small crustaceans of less than 35 mm dominated. In the east Scotia Sea a higher abundance of primary ... of less than 35 mm dominated. In the east Scotia Sea a higher abundance of primary production ... Georgie du SUd. Des crustaces relativement petits, d'une taille inferieure a 35 mm, y predominaient ... ,l{,l{a. CbeMKa B 3TO:A aKBaTopMM, B qaCTHOCTM B BO,l{aX BOKpyr IO)l(HO:A reprMM, npOBO,l{MJIaCb ,l{Ba)l(,l{hI ... . 3Ta HayqHO- MCCJIe,l{OBaTeJIbCKa.H .lle.HTeJIbHOCTb .HBJI.HeTC.H qaCTblO nporpaMMhI pa60T, npOBO ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 215-229 : Author(s): Maklygin, L.I., A.S. Fedorov, V.N. Shnar, Yu.A. Shulyakovsky, I.V. Krasovsky, Yu.D. Shuvaev and A.V. Kromsky

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