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  • 20世纪80年代初 首次提出“政企分开”的概念。民航北京管理处顺应时代要求,实行重大体制改革,组建了中国民航北京管理局、中国国际航空公司和北京首都机场
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  • 20世纪80年代初 首次提出“政企分开”的概念。民航北京管理处顺应时代要求,实行重大体制改革,组建了中国民航北京管理局、中国国际航空公司和北京首都机场

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  1. Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Division 58.4.3a

    and again in 2012 and 2013 with broad modes evident at approximately 50–80 and 90–130 cm ... uncertainty assumptions. By-catch of fish and invertebrates Fish by-catch 20. Catch limits for by-catch ... 7 • Macrourus spp. – 16% of the catch limit for Dissostichus spp. or 20 tonnes, whichever is greater • all ... other species combined – 20 tonnes. 21. If the by-catch of any one species is equal to, or greater ...

    Document : Site Section: Publications

  2. Fishery Report: Exploratory fishery for Dissostichus spp. in Subarea 48.6

    in the fishery ranged from 60 to 170 cm in length, with a broad mode at approximately 80–110 cm in 2006/07 ... 32 86 118 Korea, Republic of Bonanza No. 707 486E 6 6 2005/06 Japan Shinsei Maru No. 3 486A 20 ... 243 263 2006/07 Japan Shinsei Maru No. 3 486A 20 169 189 Korea, Republic of Jung Woo No. 2 486A ... 7 13 20 Jung Woo No. 2 486E 6 6 Norway Froyanes 486D 10 10 Froyanes 486E 8 1 9 2007/08 ...

    Document : Site Section: Publications

  3. Fishery Report: Dissostichus eleginoides Subarea 48.4

    . Fishing is limited to the area between latitudes 55°30'S and 57°20'S and longitudes 25°30'W and 29°30 ... of catches 8. Most D. eleginoides caught in the fishery ranged from 80 to 140 cm in length, with a broad ... 48.4 as category 3 (average) (SC-CAMLR-XXVI/BG/31). 6.2 Mitigation measures 20. Conservation ... only. Fishing limited to area bounded by latitudes 55°30'S and 57°20'S and by longitudes 25°30 ...

    Document : Site Section: Publications

  4. Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf

    360 157 1 4 1~0 120 y=O.004643x3 .278 100 0) :c 80 0) Q) ~ 60 40 20, 5 10 ... are most abundant. Sexual maturity is attained by fish at 11 to 13 cm length, 20 to 30 g weight and age ... 16.74 18.57 19.89 20.84 144 Table 2: Abundance of P.g. shagensis by age-groups in catches taken ... 15 20 25 Length, cm Figure 1: Plot of weight (grams) of P.g. shagensis against length (cm ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Author(s): Shlibanov, V.I.

  5. Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies

    on D. eleginoides fisheries at the Crozet Islands 0 10 20 30 40 50 60 70 80 90 100 2003/04 2004/05 2005 ... between 2003 and 2008. 0 10 20 30 40 50 60 70 80 A B C D E F G Fishing vessel In te ra ct io ... is described under ‘Methods’. Tixier et al. 188 –10 –5 0 5 10 15 20 25 30 2003/04 2004/05 2005/06 ... for different 20 n mile distance classes, killer whales needed significantly more time to find the same ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Author(s): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet

  6. Fishery Report: Dissostichus eleginoides South Sandwich Islands (Subarea 48.4)

    °20'S and longitudes 25°30'W and 29°30'W (box). 1.1 Reported catch 6. Licensed longline vessels ... D. eleginoides caught in the fishery ranged from 80 to 140 cm in length, with a broad mode at approximately 90 ... 0 0 2006/07 0 0 2007/08 0 0 19. No marine mammal interactions or mortalities were reported. 20. Ad ... on Dissostichus eleginoides by longline only. Fishing limited to area bounded by latitudes 55°30'S and 57°20 ...

    Document : Site Section: Publications

  7. A review of the trophic role of mesopelagic fish of the family Myctophidae in the Southern Ocean ecosystem

    in catches of pelagic trawls, it appears that 80% of the biomass comprises the four species E . carlsbergi ... Role of Myctophids Considering that mesopelagic fish comprise up to 80% of the diet ... . Nauka, Moscow: 57-80. (In Russian). Naumov, A.G., M.F. Svetlov, A.N. Kozlov and I.A. Pinskaya. 1981 ... . Tseitlin. 1980. Secondary production in the pelagic layer of Antarctica. Okeanologiya, 20 (6): 1087-1089 ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 71–77 : Author(s): Kozlov, A.N

  8. Fishery Report 2018: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b

    0 0 0 0 0 109 2008 closed (80) 0 18 <1 58 77 * 2009 closed 0 0 0 0 0 * 2010 closed (60) 0 9 0 50 59 80 2011 ... year in which IUU catch was recorded, an estimated 80 tonnes was taken from Division 58.4.4a. 8. IUU ... in accordance with CM 24-01. 20. The by-catch in Divisions 58.4.4a and 58.4.4b consisted predominantly ...

    Document : Site Section: Publications

  9. Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Division 58.4.3a

    . The 2013 catch had broad modes evident at approximately 50–80 and 90–130 cm, while the catch in 2014 ... , whichever is greater • Macrourus spp. – 16% of the catch limit of Dissostichus spp. or 20 tonnes ... , whichever is greater • all other species combined – 20 tonnes. Table 4: Catch history for by-catch ... Catch limit (tonnes) Reported catch (tonnes) 2005 26 2 50 17 985 20 2 2006 26 1 50 7 - 20 ...

    Document : Site Section: Publications

  10. Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations

    and Ecosystems CRC University of Tasmania Private Bag 80 Hobart, Tasmania 7001 Australia E. Pakhomov ... of juvenile krill ~20 mm long (Atkinson et al., 2009; Kawaguchi et al., 2010), perhaps due to undersampling ... (Table 2) cover 22% of the nominal 20 million km2 habitat area and 5% of the total depth range ... , and regularly with an estimated ~20% of the stock deeper than 200 m at any one time. The fourth undersampled ...

    Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Author(s): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)

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