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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. Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels

    equipped with bags of rocks (4 kg, 6 kg and 8 kg) and lines with steel weights of equivalent masses. The ... method longlines greatly exceeded those of the traditional method, ranging from 0.68 m/s (4 kg rocks) to ...

    Meeting Document : WG-FSA-07/15 : Author(s): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)

  2. Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season

    total of 4 251 articles with a total weight of 65.8 kg were obtained. As occurred in previous seasons ... , the plastic was the principal item (4 015 pieces) with a 94.45%; followed by glass (147 pieces), 3.46 ...

    Meeting Document : CCAMLR-XV/BG/27 : Author(s): Delegation of Chile

  3. Population demography of Antarctic fur seals: the costs of reproduction and implications for life-histories

    population size. 4. There was no evidence of senescence. Survival rate was not related to year of birth or ... age 3–4 years, pregnancy rate peaked at age 8 years and declined thereafter. Otherwise pregnancy rate ...

    Meeting Document : WG-EMM-95/26 : Author(s): Reid, K., Croxall, J.P., Lunn, N.J., Boyd, I.L.

  4. Ecological risk management and the fishery for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica

    . Risks are considered in 4 categories: 1. Target species harvest: Risks of depletion of Antarctic ... species. 4. Exogenous effects: Risks of change in the marine ecosystem due to, or exacerbated by ...

    Meeting Document : WG-EMM-07/24 : Author(s): M.H. Pinkerton, A. Dunn and S.M. Hanchet (New Zealand)

  5. Using production models to assess the stock of Paralomis spinosissima around South Georgia Island

    constant recruitment; Model 3 contained a Beverton-Holt recruitment function, and Model 4 used a Ricker ... scales (about 4 mo. and 3600 n. mi.2). To extrapolate the estimated TAC to longer time periods ...

    Meeting Document : WG-FSA-93/23 : Author(s): George Watters (USA)

  6. On the problem of by-catch of juvenile fish in krill fishery

    mainly taken over depth ranges from 300 to 500 m and from 2 500 to 4 200 m. Most frequently observed ... over the bottom depth from 1 500 to 4 500 m. It was found that areas of maximum concentrations of ...

    Meeting Document : WG-FSA-92/10 : Author(s): C.A. Pankratov and E.A. Pakhomov (Ukraine)

  7. Revised estimates of seabed areas within the 500 m isobath of the South Orkney Islands (Subarea 48.2) and consequences for standing stock biomass estimates of nine species of finfish

    extends from 60.2ºS-62.2ºS latitude and 42.5º-47.5º longitude. From the integrated data sets, areas ... estimates are about 1,424 (20%) nautical miles larger in area within the 50-500 m isobaths than Everson’s ... increased from 5%-30% for eight species and decreased 20% for one. Author(s):  C.D. Jones (USA) Title ... integrated bathymetric databases and newly available acoustic seafloor data. The region extends from 60 ...

    Meeting Document : WG-FSA-99/33 : Author(s): C.D. Jones (USA)

  8. Parasites of the Antarctic toothfish (Dissostichus mawsoni Norman, 1937) (Perciformes, Nototheniidae) in the Pacific sector of the Antarctic

    Polar Res., 35 (2016): 29364, http://dx.doi.org/10.3402/polar.v35.29364 ...

    Meeting Document : WG-EMM-16/P05 : Author(s): I.I. Gordeev and S.G. Sokolov

  9. Parasites of the Antarctic toothfish (Dissostichus mawsoni Norman, 1937) (Perciformes, Nototheniidae) in the Pacific sector of the Antarctic

    Polar Res., 35 (2016): 29364, doi: http://dx.doi.org/10.3402/polar.v35.29364 ...

    Meeting Document : WG-FSA-16/P01 : Author(s): I.I. Gordeev and S.G. Sokolov

  10. A characterisation of the toothfish fishery in Subarea 48.6 from 2003/04 to 2011/12

    species caught in the fishery over the period 2003-4 to 2011-12 are also presented. For the Antarctic ... from Japan (58%) and Rep. of Korea (31%) and to a lesser extent, from South Africa (7%) and Norway (4 ...

    Meeting Document : WG-SAM-12/33 : Author(s): R. Wiff (Chile), M. Belchier (United Kingdom) and J. Arata (Chile)

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