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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. Age, growth and mortality of Patagonian toothfish (Dissostichus eleginoides) caught off Kerguelen

    25 26 27 28 29 30 31 32 33 34 35 36+ Total 40 50 2 60 ... 20 30 40 50 0 20 40 60 80 N um be r of fi sh 0 10 20 30 40 50 0 10 20 30 40 50 60 ... N um be r of fi sh 0 10 20 30 40 50 0 10 20 30 40 50 60 N um be r of fi sh Estimated ... estimated for reader R2. 0 10 20 30 40 50 T ot al le ng th ( cm ) 0 20 40 60 80 100 120 140 ...

    Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 29–41 : Author(s): Ashford, J., G. Duhamel, C. Jones and S. Bobko

  2. A functional division of Electrona carlsbergi (Tåning, 1932) area of habitat in relation to the latitudinal zonation of the Southern Ocean

    in the Southern Atlantic along two meridional transects at 17° and 20°W in the latitudes from 37°30' to 55°30 ... survey was conducted in the Southern Atlantic along two meridional transects at 17° and 20° ... w 00 o (8..) C136 37 38 39 J,O 41 ~6 47 52 53 58 59 60 61 62 63 64 65 66 67 69 70 71 72 73 74 75 76 77 ... nOJIOB03peJIOCTI-i oco6eti E. carlsbergi B 3aBl-iCl-iMOCTI-i OT MeCTa c60pa npo6. B pe3YJIbTaTe aHaJIl-i3a 6bIJIO ... on distribution of adult and pre-spawning fish and possible spawning areas. 2. MATERIALS AND METHODS From 20 ... encountered in 20 of the 26 hauls. It was found in the catches of two hauls in the Antarctic Zone, four hauls ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 369–395 : Author(s): Zemsky, A.V. and S.A. Zozulya

  3. Selectivity parameters for Notothenia gibberifrons Lönnberg, 1905 and Champsocephalus gunnari Lönnberg, 1905 obtained during “8611 ANTARCTICA [ANTARTIDA]” expedition

    . 35"""" 35",,", 8p 1", I 516 516 904 904 19SP. 20","" 2O",,", Ip 111'1 + 2ooP. 3p ... flotadores y el burlon tenian una longitud de 35 y 42 metros respectivamente. El cuerpo media 54.3 metros ... a archipielago. Para ello, despues de la mayoria de los lances se midieron 20 mallas contiguas de la parte ... ). Sobre el co po se adoso un sobrecopo de polietileno de 35 mm de abertura de malla, de tal forma que ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 87-105 : Author(s): Balguerías, E.

  4. Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001

    2001 Feb 3.00 2.35 2.50 2.05 -1.25 -0.98 -1.5 -1.20 169 Sea-surface temperature and krill ... -45 -40 -35 -30 45 50 55 60 171 ... -45 -40 -35 -30 45 50 55 60 45 50 ... in 1999/2000 and 2000/01 (-0.62°C and - 1.20°C respectively) (Table 1). Generally, the summer seasons ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Author(s): Vanyushin, G.P

  5. Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)

    . Discussion The length composition was generally unimo- dal or bimodal, consisting mostly of fish 20–35 cm ... -excisura ostii 0 5 10 15 20 25 30 35 15 17 19 21 23 25 27 29 31 33 35 Total length (cm) S pe ci ... 27 29 31 33 35 35 30 25 20 15 10 5 0 Figure 3: Length-frequency ... (a) and January 2007 (b). 0 5 10 15 20 25 30 35 15 17 19 21 23 25 27 29 31 33 35 Total length (cm ... 1–5 years for males and 1–4 years for females of C. wilsoni. Applying the von Bertalanffy (VB ...

    Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Author(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock

  6. Assessing the power to detect systematic change in Adélie penguin foraging trip duration

    Adélie penguins breeding at Béchervaise Island (67°35'S 62°49'E), near Mawson Station in East ... monitoring (1–10, 15, 20, 25, 30), and with and without ice cover as a covariate. Power calculations were ... undertaken using the dif- ference, slope and joint tests for α levels of 0.05, 0.10 and 0.20, and were based ... , a Type I probability of approximately 0.05, 0.10 and 0.20 respectively that at least one test would ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Author(s): Southwell, C., J. Clarke and L.M. Emmerson

  7. Results of Soviet investigations of the distribution and ecology of pelagic squids (Oegopsida) in the Southern Ocean

    to concentrate future research on squids in the waters of high bioproductivity south of 60°S. File:  04 ... on squids in the waters of high bioproductivity south of 60°S. ... ~ of high bioproductivity south of 60 S. RESULTATS DES ETUDES SOVIETIQUES SUR LA REPARTITION ET L'ECOLOGIE ... calmars dans les e a ux de haute bioproductivite au sud de 60°S. PE3YnhTATbl COBETCKHX HCCJJE,llOBAHHR ... BbTJTaBJ1HBalOTCR. Pbl60J10BHblMH ce- TffMH B BO,a;ax AHTapKTHKH; 6btllH paCCMOTPeH~ TaK- :.1ee ,naHHble ... ~YKTHBHO- CTH, K ~ry OT 60 ~.ID. RESULTADOS DE LAS INVESTIGJICICNES SOVIETICAS SOBRE LA DlSTRIDOCION ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 79-111 : Author(s): Lubimova, T.G.

  8. Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast

    ~-------------------------------------------- 40 30 20 10 0 40 50 40 30 20 10 500-2000 m (Females) 50 60 70 80 500-2000 ... m ( Moles) 90 .. = hook size 3 & 4 [Z] = hook size 14/0 I 100 1 10 1 20 130 1 40 150 1 60 1 70 1 80 ... no npOMhlCJIY llHJIH naTarOHCKoro KJIbIKalla, Dissostichus eZeginoides, B35.1TOA H3 TeXHHlleCKHX ny6JIHKa~HA ... % 3~~eKTHBHee KPlOlIKOB N~4. IIcnoJIb30BaHHe Pa3Hoti Ha:>KHBKH He npHBO.llHT K 60JIbmHM Pa3JIHlIH5IM ... caught with straight hooks Nos 3 and 4 are not significantly different, but hooks No. 3 are nearly 31 ... % more efficient than hooks No. 4. Using different bait does not result in significant differences. It is ... hooks is increased (e.g., from 4 to 3) or when circle hooks are used instead of straight hooks. File ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Author(s): Moreno, C.A.

  9. Distribution of fish larvae at South Georgia: horizontal, vertical, and temporal distribution and early life history relevant to monitoring year-class strength and recruitment

    the top 2 m layer at certain times of day. In both seasons some species showed daily vertical migration ... the top 2 m layer at certain times of day. In both seasons some species showed daily vertical migration ... --'60, 60-100, 100-140, 140-180 and 180-220 m; each net was fished for 20 minutes at 2.5 knots ... in the upper 2 m though some had migrated down to 20-100 m, and by midnight most were at 60-100 m depth ... - Predawn Postdawn Presunset Postsunset 100 Figure 25 Electrona antarctica. Depth m 0 20 60 ... m 0- 2 - 20 - 60 - 100 - 140- 180 - 220 - - 136 - Predawn Postdawn Midday Presunset Postsunset Midnight ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 105-141 : Author(s): North, A.W.

  10. Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region

    assessment is biased low by 19–43%. Mormede et al. 20 one or the other of these methods are available ... (median of about 20 km after a year at liberty, see Parker et al., 2013), suggests that the assumption ... and the time the model took to run. For example, inves- tigative models containing 60 cells were quick to run ... 31.3 3.5 7.9 29.5 5.4 12.5 30.8 881D 5.9 4.2 9.4 2.1 4.3 27.4 0.0 0.0 - 881E 4.2 6.5 20.3 3.6 7.0 ...

    Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Author(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker

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