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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. Rajid by-catch in the longline fishery for toothfish in Subarea 48.3

    Rocks and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays ... and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays/ thousand ...

    Meeting Document : WG-FSA-99/40 : Author(s): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)

  2. On the possibility of practical utilisation of krill target strength TS in situ obtained on the basis of EK-500 measurements

    significantly lower (20-25%) those obtained from catch analysis. Utilization of trawl and acoustic methods ... significant). Besides, krill length estimates, obtained with acoustic method, were significantly lower (20-25 ...

    Meeting Document : WG-EMM-98/19 : Author(s): S.M. Kasatkina (Russia)

  3. Candidate baseline data for ecosystem indicators in the Ross Sea region. Part A: Brief presentation of data

    by the Scientific Committee (SC-CAMLR-XXXVI/20). The Plan identifies research questions that aim to facilitate ... by the Scientific Committee (SC-CAMLR-XXXVI/20). The Plan identifies research questions that aim to facilitate ...

    Meeting Document : SC-CAMLR-XXXVII/11 : Author(s): Delegation of the USA

  4. Stomach contents of sub-adult Antarctic toothfish (Dissostichus mawsoni) from the western Ross Sea, Antarctica

    (Muraenolepididae) were also important. Glacial squid (Psychroteuthis glacialis) were found in about 20% of stomachs ... also important. Glacial squid (Psychroteuthis glacialis) were found in about 20% of stomachs, but only ...

    Meeting Document : WG-FSA-06/27 : Author(s): D.W. Stevens (New Zealand)

  5. Conservation Measure Conservation Measure 41-03 (2014)

    'S and by longitudes 25°30'W and 29°30'W, and by latitudes 57°20'S and 60°00'S and by longitudes 24°30'W and 29°00 ... as that portion of Statistical Subarea 48.4 that lies within the area bounded by latitudes 55°30'S and 57°20 ... is reached prior to the closure of the fishery, the area south of latitude 57°20'S shall be closed ... 2. Latitudes and longitudes are given in degrees, and the dashed lines indicate latitudes 57°20'S and 58°00 ...

    Conservation Measure : 41-03 (2014)

  6. Fishery Report: Dissostichus eleginoides Kerguelen Islands (Division 58.5.1)

    at the beginning of the series, and 60–80 cm in recent seasons. 2 TOP 58.5.1 Weighted Frequency ... the Kerguelen Islands in Division 58.5.1 (Figure 1). 60°E 65°E 70°E 75°E 80°E 60°S 55°S 50 ... in 1991/92 and continues to the present. The fishery is active throughout most of the year. TOP ... , with a mode at approximately 60–70 cm. A smaller mode at approximately 40–50 cm is evident in 1994/95 ...

    Document : Site Section: Publications

  7. Foraging areas of black-browed and grey-headed albatrosses breeding on Macquarie Island in relation to marine protected areas

    Abstract:  1. While Marine Protected Areas (MPAs) are often established to protect threatened top ... 1. While Marine Protected Areas (MPAs) are often established to protect threatened top-order ...

    Meeting Document : WG-FSA-04/49 : Author(s): A. Terauds, R. Gales, G.B. Baker and R. Alderman (Australia)

  8. Choosing distance between acoustic survey tacks

    ; " f-' 0\ f-' r/l 0,5 0,4 0 0 3 0,2 O,! o I6:9 64.5 ; 9:6 39.6 · • 43.6 , . 37:3 29.3 35.7 60 ... .0 · .. . , 2I:O ' 38,2 · 23:3 6~9 36.0 35.7 ~7.5 32;5 · .. · 28,3 21;0 13;4 15.6 .. 20.9 20:2 116 ... %, while the error of the hydroacoustic method applied to the survey conditions 0H~20% (Kalikhman, 1982 ... to choose the distance between tacks we find by formula (2) the allowable tactical error 8= vr302_202~20 ...

    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

  9. Conservation Measure Conservation Measure 41-03 (2009)

    ), and that portion of Statistical Subarea 48.4 that lies within the area bounded by latitudes 57°20'S and 60°00 ... bounded by latitudes 55°30'S and 57°20'S and by longitudes 25°30'W and 29°30'W (Northern Area ... ° 24° 55° 56° 57° 58° 59° 60° Southern Area ...

    Conservation Measure : 41-03 (2009)

  10. Swarm characteristics of Antarctic krill Euphausia superba relative to the proximity of land during summer in the Scotia Sea

    swarms identified with a Simrad EK60 (38 kHz, 120 kHz) echosounder were grouped into 4 categories ... with a Simrad EK60 (38 kHz, 120 kHz) echosounder were grouped into 4 categories according to distance from ...

    Meeting Document : WG-EMM-10/P09 : Author(s): T. Klevjer, G.A. Tarling and S. Fielding

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