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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. The survivorship of rays discarded from the South Georgia longline fishery

    12 hours, adjusted for the ‘50% survivorship’ category of Table 1. 0% 20% 40% 60% 80% 100 ... 1 400 and 1 700 m there is an expected 35% survivorship, and in deeper waters, survivorship declines ... % 1100–1299 1300–1499 1500–1699 1700–1900+ Depth zone (m) S ur vi vo rs hi p (% ) 100 80 60 40 ... 20 0 Endicott and Agnew 160 Table 4: Results of a binomial GLM in S-plus examining ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Author(s): Endicott, M. and D.J. Agnew

  2. Diurnal variations in biological characteristics of krill, Euphausia superba Dana, to the west of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by a biologist-observer

    Euphausia superba npOBO,llHJIHCb C MapTa no HIOHb 1990 r. Ha 60PTY npOMbICJIOBOrO cY,llHa rpHropHH KOBTYH ... , pa60TaBmero Ha npOMbICJIOBOM yt-IaCTKe OKOJIO lO:>KHbIX 0pKHeHCKHX O-BOB. Ha6JIIO,lleHH.5I BbInOJIH.5IJIHCb ... COBna,llaJIH C r JIy6HHOH HaH60JIbmeH KOHu;eHTpaU;HH KPHJI.5I. Bo BpeM.5I ,llHeBHbIX BepTHKaJIbHbIX ... .5l111eH pa60Te paCCMaTpHBaeTC.5I 3Hat.IeHHe 3THX Ha6JIIO,lleHm:i B OTHomeHHH ,llaHHbIX no pa3MepHOMY ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 201–222 : Author(s): Vagin, A.V., R.R. Makarov and L.L. Menshenina

  3. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

    , 0TqaCTM M 3 - 3a CMetQeHMR OqeHKM, BO3HMKLUerO npI4 60AbLUoM YnOBe KpllAR T O A b K O 3a OAHO TpaneHHe ... rt20prHM B 0 BpeMX 7 pefico~, IIpOBeAeHHblX C 1989 no 1998 r. 1994 r . KOnH~eCTBO KPMJlR rOnOB0rO ... and 1997/98. The location of the British Antarctic Survey Core Programme survey boxes is shown at the top ... within a haul are shown at bottom of table. Mouth area (m2) 8 1 2 4 0.1 Max. nets/haul 1 3 1 9 9 60 ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Author(s): Watkins, J.L

  4. Seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, April to May 1994

    -seven line sets were observed and 98 deaths of seabirds were recorded over 20 sets; no deaths occurred ... to albatrosses. The average mortality rate for the 20 sets was 0.48 birds/1 000 hooks and maximum mortality 3.12 ... were recorded over 20 sets; no deaths occurred during hauls. The 16 sets made at night contributed 15 ... population at South Georgia when compared to albatrosses. The average mortality rate for the 20 sets was 0.48 ... 18.30 06.35 4 Incl. 2 GHA, 1 BBA, l GP 14.44 16.31 16.26 18.08 09.30 11.25 20.47 22.28 21.55 23.27 ... of seabirds were recorded over 20 sets; no deaths occurred during hauls. The 16 sets made at night ... . The average mortality rate for the 20 sets was 0.48 birds/l 000 hooks and maximum mortality 3.12 birds/l 000 ... observee; sur 20 d'entre elles, 98 morts accidentelles d'oiseaux marins ont et6 enregistrees; la remontee ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 111–121 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno

  5. Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity

    H ~ ~ R ~ H O 60 BepesovHblx neTenb, ~ c n o n ~ 3 o ~ a ~ r u ~ x c a ,qnx noAsecKH naTaroHcKoro KnbIKava ... unregulated and sanctioned longline fishing for Patagonian toothfish within the 20 n mile Economic Exclusive ... ) (n = 72) and grey-headed albatross (Diomedea (Thalassarche) chrt~~ostoma) (n = 70) nests (Table ... (Eudyptes chvysolophus) was observed with the ring from a plastic bottle top around its upper beak. During ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Author(s): Nel, D.C. and J.L. Nel

  6. The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery

    sources. File:  20-Kerry-et-al.pdf ... . A CCAMLR Ecosystem Monitoring Program (CEMP) site has been established at B6chervaise Island (67°35'S, 62 ... front was determined for each 0.20 longitude at various dates throughout the summer. 3. RESULTS ... shelf 16 January 1992 5 66.5° 61S l35 335 67.5° feeding young chick travelled to continental shelf ... feeding growing chick only 1 to 5 km from colony 20 January 1992 1 5 263 none feeding growing chick only ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Author(s): Kerry, K.R., J.R. Clarke and G.D. Else

  7. The utilization of seabird censuses for krill monitoring

    MeTOAa B03MO~HO TOJlbKO npM HanWqWW 60JIbllfl1X 6a3 AaHHbIX. qTO Tpe6yeT Me~AYHapoAHoro COTPYAHMqeCTBa ... with catch per unit effort. - 397 - To this end, 72 bird observations made during FIBEX (1981) cruise ... by (1), F(t) functions are calculated for the 72 observations according to (2). These 72 values are ordered and First ... . ACCUMUL 2 . 72307 35.14 35.14 .71822 28.75 28.75 3 .61801 30.03 65.18 .56255 22.52 51.27 4 .48580 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 393-425 : Author(s): Marschoff, E.R., J.G. Visbeek and L.R. Fontana

  8. Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000

    Island area, 64-62"W; Livingstoi~ Island area, 62-60°W; and King George Island area, 60-57 ... 73.3 60.6 1995/96 29.4 120.0 19.5 1996/97 733.5" 212.5 1997/98 958.53 59.9" 1998/99 253.3" No data ... percent of the fishing opera-tions were performed within approximately 20 n miles of the shelf break ... with more than 20 hauls per month were used. Starting with December, most of the months had a valid number ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Author(s): Kawaguchi, S. and K. Segawa

  9. A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula

    out to 80, 60 and 20 km (Adklie penguins, chinstrap penguins and gentoo penguins respectively ... ( K ) x H ~ I ~ ~ ~ T J I ~ H ~ ~ c K A ~ 0-~a) . B CBX3M C TeM, YTO H 0 HeCKOnbKMM IIpMYllHaM na~~b1fi MHneKC OKa3UCR HenOAXOnXWkiM, 6b1n pa3pa60 ... of 11 to 24 km at bearings between 330" and 033" for chinstrap penguins, and 20 to 40 km at bearings ... are found between about 20 and 40 km from land. Wilson e t al. (19891, however, found all distances ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Author(s): Agnew, D.J. and G. Phegan

  10. Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill

    50 60 20 30 40 50 60 20 30 40 ... 50 60 20 30 40 50 60 20 30 40 ... 50 60 20 30 40 50 60 20 30 40 ... Fr eq ue nc y 0 5 10 15 20 0 20 00 0 40 00 0 60 00 0 80 00 0 10 00 00 12 00 00 log ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss

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