Résultats de la recherche
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A balanced model of the food web of the Ross Sea, Antarctica
) Unassimilated consumption δUij ij ij ijU U K U ¢ = + × (9) Diet fraction δDij ij ij ijD D K D ¢ = + × (10 ... procedure. Similarly, K factors were estimated for trans- fer fractions 10 0 0 00, , , , gE S A XK K K K K ... range. Base values of 0 AK = 0.3, 10 EK - = 0.3, 0 SK = 0.5 and 0 gK = 0.1 were used for all ... way at the time of writing (Hanchet et al., 2008). Pinkerton et al. 10 Results Model balancing ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 1–31 : Auteur(s): Pinkerton, M.H., J.M. Bradford-Grieve and S.M. Hanchet
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Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
to describe the time course of oogenesis. Gonad samples were fixed in 10% buffered formalin ... 1 July, so a fish that turned 10 on 1 July is recorded as 10 when sampled in the subsequent ... 10 2007 21 21 2009 37 37 March 2000 46 46 2001 2 57 59 2002 56 ... from shelf samples were classified as not spawned, and only 10 of 40 fish there showed evidence of ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Auteur(s): Parker, S.J. and P.J. Grimes
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Krill population biology during the 1991 Chilean Antarctic krill fishery
abundantes en las capturas nocturnas, mientras que las hembras 10 eran en las diurnas, 10 que representa la ... were taken from each haul; a total of 10 000 specimens was analysed. Each specimen was sexed and ... fishing. Tow Time Date Position Towing Minimum Velocity Depth Latitude Longitude AREA A 9 10:00 ... 21.02.91 62°01,2' 60°29,0' 2.70 50 10 12:30 21.02.91 62°06,2' 59°57,3' 3.10 30 13 19:25 21.02.91 62°08,0 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 223–235 : Auteur(s): Mujica R., A., E. Acuña S. and A. Rivera O.
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On the power to detect changes using the standard methods for monitoring parameters of predatory species
from the study by Trivelpiece et al. (1989) at Admiralty Bay, King George Island (62°10'S, 58°30'W ... ) to compute the requisite sample sizes for detecting changes of 10%, 20% and 30% of the mean value ... sample sizes for detecting changes of 10%, 20% and 30% of the mean values are shown in Table 2. No ... , estimated by the approximation method described in the previous paragraph, for detecting changes of 10%, 20 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Auteur(s): Boveng, P. and J.L. Bengtson
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Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3
regions, the total catch of macrourids may amount to between 10 and 25 tonnes each year (CCAMLR, 2000 ... seal faeces lost 10–20% of their length during digestion, whereas those from Morley and Belchier ... paper Williams and McEldowney (1990) 10 51.8 38.1 12 56.6 46.2 14 61.4 54.2 16 66.2 62.2 18 71.0 70.3 ... grenadier, Subarea 48.3 0 10 20 30 40 50 60 70 80 90 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Auteur(s): Morley, S. and M. Belchier
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Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).
from 10 to 200 m. Trawling was carried out using the conventional technique (landing of the trawl on ... pre-spawning krill decreased dramatically (10%), and recently spent individuals (stage V) dominated ... transport in the Scotia Sea and environs. Ant. Sci., 10 (4): 406–415. Ichii, T. and M. Naganobu. 1996 ... and preliminary results. Document WGEMM09/10. CCAMLR, Hobart, Australia: 14 pp. Loeb, V. and V ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Auteur(s): Sologub, D.O. and A.V. Remeslo
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Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
years of monitoring and a = 0.10 Smallest Difference (d) (10%) 33 53 (% Current Value) (20 %) 9 1 4 ... = 0.05 Smallest Difference (d) (10%) 165 264 (% Current Value) (20 %) 42 67 Table 6: Parameter A6 ... 0 u '-' >-. 20 u ~ ~ ;:j eT ~ I-< ~ 10 0-,111--- 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 17 ... ~ I-< ~ 10 0-+---- 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 17 Oct 1988 Figure 1: Frequency ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Auteur(s): Whitehead, M.D.
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The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns
. 10 (2003): 1–13 THE SOVIET KRILL FISHERY IN THE ATLANTIC SECTOR OF THE ANTARCTIC FROM 1977 TO 1991 ... atmospheric pressure at sea level were used, each value representing an area of 5° latitude x 10° longitude ... ff or t (v es se l- d ay s fi sh ed ) 19 77 12 2 53 4 10 6 79 4 10 5 04 9 ... 83 22 9 77 1 13 9 48 9 18 0 29 0 12 8 75 1 2 17 0 19 84 12 8 21 8 10 4 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Auteur(s): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky
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By-catch of fish in the krill fishery
k 1 m n Cruise of RV Akademik Knipovich in 1981 47 10 4 54 54 34 50 230 255 45 40 30 845 2.00 48 ... 10 4 54 56 34 51 230 130 30 40 24 1640 0.92 49 11 4 54 55 35 2 220 155 40 31 27 225 1.58 50 11 4 54 ... 4 54 31 35 19 160 160 50 40 30 725 1.83 67 18 4 54 30 35 10 300 300 50 50 30 1550 2.67 68 19 4 54 ... 7 400 500 40 40 30 1745 1.83 71 20 4 54 14 35 18 250 470 545 2.25 86 10 5 55 0 33 47 3000 3000 70 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Auteur(s): Everson, I., A. Neyelov and Y.B. Permitin
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Biomass, abundance and distribution of fish in the Kerguelen Islands EEZ (CCAMLR Statistical Division 58.5.1)
945 Champsocephalus gunnari 4 128 1 287 2 097 10 371 Lepidonotothen squamifrons 15 499 5 720 6 017 ... eleginoides 75.7 10 60.5 103.5 Champsocephalus gunnari 31.6 8.5 16.9 74.4 Lepidonotothen squamifrons 97.5 27 ... 42.4 351.9 Notothenia rossii 3.3 1.1 2 10 Bathyraja eatonii 4.4 0.6 2.4 10 Bathyraja irrasa 1.1 0.2 ... 10.21 0 10 000 20 000 30 000 40 000 50 000 To nn es TOP ANI NOS NOR BEA BYR MCC LIC Species ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 1–32 : Auteur(s): Duhamel, G. and M. Hautecoeur