Search results
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
- 185 - SC-CAMLR-VI/BG/40 (WG-FSA-87/10) ANALYSIS ... were observed during the study period. In the first two seasons (1976/77 and 1977/78) 10-year old ... 15 351 10 047 43 040 1978/79 1979/80 1980/81 50-150 586 ·7 968 2 633 33 298 44 485 150-250 ... 150-250 9 672 820 31 458 41 950 250-500 2 845 7 020 9 065 Total 10 129 820 2 845 J2 774 7 020 53 588 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Author(s): Mucha, M. and W. Ślósarczyk
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Antarctic krill and ecosystem management – from Seattle to Siena
-Krill to be taken in the formulation of krill management procedures (Table 10), which were both ... In giving effect to the steps outlined in Table 10, WG-Krill was required to balance consistency in krill ... a 20-year period of harvesting, should be equal to 10%’. This approach required an estimate of pre ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Author(s): Miller, D.G.M
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Acoustic estimates of krill density at South Georgia, 1981 to 1998
extremadamente bajas de kril (limites superiores del interval0 de confianza del 95%
10s ... from 10 transects, we conducted the following simulation. Using individual transect means for the 10 ... of the 210 possible combinations in which four transects could be selected from 10. The 210 four-transect ... % confidence limits for the mean for all 10 transects. RESULTS Best estimates of krill density at South ... Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Author(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson
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Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles
)) placed on a tripod 5–10 m from the edge of a breeding group, with the cameraman sitting about ... Vigilance/anxiety Aggression 100 90 80 70 60 50 40 30 20 10 0 S ku a C om bu st io n ov er ... (Moreland et al., 2015) deal with UAVs equipped with electric engines flying at altitudes ranging from 10 ... for Kidawa et al. 10 long-distance missions covering large target areas. This latter issue is especially ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Author(s): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój
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Natural mortality of grey rockcod (Notothenia squamifrons) in various areas of the Indian sector of the Southern Ocean
~-- Accepted Mean Pauly Value of M M (I) M(W) 0.09 0.08 0.38 0.10 0.10 0.36 0.11 0.10 0.33 0.08 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 141–146 : Author(s): Zaitsev, A.K.
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
vessels fishing in 2003/04, 13 vessels in 2005/06, and 15 in 2006/07. The exploratory fish- ery has also ... (Patchell, 2005). Over the past 10 years considerable amounts of data have been gathered from D. mawsoni ... to the nearest 10 g. All data collected from the Ross Sea fishery since 1996/97 were extracted and, where ... December to May for all years and all vessels. Month G S I ( % ) 0 5 10 15 20 25 Dec Jan Feb ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Author(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of tag-detection rates
- ment or tag loss rates. Sensitivities that used space windows of 10, 50, 100 and 200 km were also ... % of their recaptures randomly, repeating each process 10 times. Results showed that, as the number of tags removed ... corresponds to the 10 simulations carried out, excluding confidence intervals. Vessel % recaptures Range ... 1.13–1.43 100 1.66 10 25 0.19–0.43 50 0.44–0.77 75 0.73–1.01 100 1.2 Mormede and Dunn ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 73–80 : Author(s): Mormede, S. and A. Dunn
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Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longlines
strati- fied bootstrap procedure (Davison and Hinkley, 1997). A total of 10 000 replicates were ... is provided ( ). Error estimates (SE) were obtained using a non-parametric bootstrap procedure with 10 000 ... e (° S ) 44 45 46 47 48 Gasco et al. 10 consistent estimates. Spatial CPUE comparisons estimated ... studies. This study spans a total of 10 years to estimate losses, which gives a more robust result than ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 1–14 : Author(s): Gasco, N., P. Tixier, G. Duhamel and C. Guinet
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Catch per unit effort (CPUE) data from the early years of commercail krill fishing operations in the Atlantic sector of the Antarctic
. Resumen Se presentaron 10s datos de la captura por unidad de esfuerzo (CPUE) de las operaciones ... para la totalidad del area. Se observd un promedio alto de CPUE en 10s aiios 1975/76 y 1980/81, en ... 1 950 226 20 9 599 1 217 109 7 915 652 135 5 340 1 856 10 RESULTS Comparison between Subareas ... of vessel opcrations). CPUE values in Table 1 exceeding 10 tonnes/hour may be overestimations if one ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 31–50 : Author(s): Siegel, V., V. Sushin and U. Damm
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New data on spawning, hatching and growth of Champsocephalus gunnari on the shelf of the Kerguelen Islands
cada una de las cohortes actuales y a la abundancia relativa de 10s reproductores por edad en cada ... cantidades de peces en desove en el interior de la plataforma. Estos fueron 10s primeros peces en desovar de ... (depths: 75 to l10 m) was investigated every three months both by bottom trawl (31 m groundrope length ... 5' latitude X 10' longitude rectangle) used, both with the Bongo sampler and the bottom trawl, during ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 21–34 : Author(s): Duhamel, G