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Комиссия по сохранению морских живых ресурсов Антарктики

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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. Seabird interactions with trawl and longline fisheries for Dissostichus eleginoides and Champsocephalus gunnari

    ) over the five seasons 1990/91 to 1994/95 and 4 800 tonnes from Division 58.5.1 (Kerguelen) during the ... ), 50 black- browed albatrosses (Diomedea melanophris), 50 Dominican gulls (Larus domninicanus) and 4 ... birds (usually less than 20 black-browed albatrosses and giant petrels) would sit near the chute and ... Georgia fishery. Although 72% of the birds killed in the longline fishery were white-chinned petrels ...

    Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 93–99 : Автор(ы): Williams, R. and D. Capdeville

  2. A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3

    5 days.after.1.June s( da ys .a fte r. 1. Ju ne ) 0 20 40 60 80 -2 -1 0 1 2 3 4 ... ne ) 0 20 40 60 80 -2 -1 0 1 2 3 4 fishing.depth.m s( fis hi ng .d ep th .m ) 600 800 ... id ae c au gh t i n th e fi sh er y (E nd ic ot t a nd A gn ew , 2 00 4) . T he ... in th e fi rs t 1 2 ho ur s, o ne o th er d ie d be tw ee n 12 a nd 2 4 ho ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Автор(ы): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno

  3. Data on krill (Euphausia superba Dana) consumption by coastal fishes in Division 58.4.2 (Kosmonavtov and Sodruzhestva Seas)

    Pogonophrine sp. 173 3.0 5 26 Bathyraja sp. 1798 1.5 20 539 T. nicolai 925 3.75 4 139 Notothenia ... , between 60 and 800E, area approximately 107 km2) was calculated from census trawl and acoustic surveys ... ) seasonal krill production is 4 x 106 tonnes; 2.5 x 106 tonnes for the Sodruzhestva Sea and 1.5 x 106 ... mesh size in the codend - 20 mm). Trawl mouth openings ranged from 800 to 2 338 m2; trawling speed ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 305–319 : Автор(ы): Pakhomov, Y.A., V.A. Bibik and V.V. Gerasimchuk

  4. Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia

    AND METHODS Age 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 1 22 23 ... 20 0 0 0 0 0 0 m w m N Age l 4 20 Age l 5 20 O o o o o o o o o 0 0 0 0 0 0 m w ... soaked for one week in a solution of 20% alcohol (96"), 5% glycerin, a few drops of domestic detergent ... 981.05 3 579.58 4 104.30 4 565.27 5 120.28 5 655.08 6 002.62 6 325.08 6 707.18 7 069.12 7 ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Автор(ы): Cassia, M.C

  5. Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area

    the start of fishing. - 4 - 1.2 Age-specific Natural Mortality and Catchability Rates Figure ... biomass. The data indicate a strong dependence of gross recruitment on stock size, since a 20-fold ... this. The corresponding expected recovery times to 50% of initial biomass are approximately 20 and ... in Table 4, trajectories of recruited stock biomass are shown in Figures Sa-b. In this case, the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Автор(ы): Cooke, J.G.

  6. Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic

    ) reported that between 1 and 12 tooth- fi sh, ranging in size from 70 to 130 cm (4 to 20 kg) were found in ... 1 6 10 2002 4 4 2 1 11 15 EG SR 38 36 35 NG 1 000 m 3 000 m SG 200 m 42 40° West4453 54 ... 25 13.4 3 146 17.5 6–8 34 18.3 4–5 56 6.3 9–10 20 10.8 6–10 7 0.8 11–15 21 11.3 >10 1 0.1 16 ... –20 12 6.5 21–30 2 1.1 Table 4: The times at which interactions occurred with killer whales ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 111–126 : Автор(ы): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins

  7. Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)

    leading to an enlarged ovary of about 20% of the fish total mass. Spawning occurs in the period July to ... fiducial limits (= confidence limits) for standard logistic curves (see Finney, 1978, Chapter 4 for ... language of bioassay - see Finney, 1978, Chapter 20) to cater for the situation where a proportion (propn ... virgin or resting 3. Developing 4. Gravid 5. Spent Male: 1. Immature 2. Developing or ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Автор(ы): Everson, I. and A.W. Murray

  8. Research currently being undertaken by the Republic of South Africa on "dependent and related species" within the Antarctic marine ecosystem

    durins 1!J73 and indicate a decrease of 5 to 11 Per cent Per !:lear in the flOPulations at Mari on (4 ... behieen latitude-s 40 and 60 de9rees S. This vast oceanic area is ver~ Productive - e-s;pecia11Y in the ... the island's vesetation, - 72. - Suano and other ferti I izin~ Products Promoting luxu1·iant ... c.t·us'4.acean exo'llkele'tans, OtcJ iths1 c.alr::are-ou-s stT'wct.ure!> found iti. the i11fle!'1" ear ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 59-77 : Автор(ы): South Africa

  9. CCAMLR ecosystem monitoring and management: future work

    scale during the early stages of the fi shery and to 0 1 2 3 0 1 2 3 D en si ty 0 10 20 30 ... 40 50 60 Year 0 1 2 3 (a) (b) (c) Figure 2: Potential effects of fi shing on krill density ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Автор(ы): Constable, A.J

  10. Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica

    unfished areas in the South Atlantic and suggested that bottom trawling in the past 20 years has had a ... headline length was 35 m. Mesh size was 15 cm in the front panels and 5 cm in the codend liner. Ground ... wide with a headline height of 4 to 5 m. Nets were towed for a standard haul duration on the bottom of ... fish were mostly less than 20 kg. Catches in the centre of the bay (stations L, M and N) were very low ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Автор(ы): Constable, A.J.

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