Search results
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Identifying taxonomic groups vulnerable to bottom longline fishing gear in the Ross Sea region
106 Introduction The United Nations General Assembly (UNGA) Resolution 61/105:80 ‘Calls upon States ... ; M = 10–30 years; H = >30 years) Growth rate: (L = mature <10 years; M = mature 10–20 years; H = mature ... , distribution, depth and diversity of those taxa within the Ross Sea region (60–80°S 150°E–150 ... indicated fast growth rates relative to other taxonomic groups while they were small (up to 80 mm year ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 105–127 : Author(s): Parker, S.J. and D.A. Bowden
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
and groundrope connected to the warps. Two mesh planes, 44 m in width and 20 m in length, extended back ... into the body of the net by approximately 20 m and functioned similar to a giant ‘bag’ (Figure 3). Only two ... 95 Mesh barrier Top Ocean USA 20 Jun 20 Jul 199 169 Mesh barrier and SLED device Esperanza1 RUS 23 ... barrier on the InSung Ho. HR – headrope, GR – groundrope. 20 m Main body of the net 44 m 20 ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Author(s): Hooper, J., J.M. Clark, C. Charman and D. Agnew
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Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins
for the variance components and their 80% confidence intervals have been extracted from Table 3 of Marschoff ... and Gonzalez (1989): Variance Expected 80% Confidence Interval Limits Component Value Lower Upper aicp ... , for Esperanza Base it was estimated based on two people working for 20 minutes; and the laboratory time was one ... = 20.71 These optimal numbers are sensitive to errors in a ratio between variance components ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Author(s): Marschoff, E. and B. Gonzalez
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Food consumption by predators in a CCAMLR integrated study region
0 0 15 0 0 -8- -9- -10- -11- -12- -13- 0 0 926 86 0 2895 0 0 761 71 0 2379 0 80 20 0 0 200 0 74 18 ... : The program can allow for seasonal variation in the calorific value of all prey items. Version 3.20 ... 14 15-19 20 21-25 26 27-31 32 33-37 Contents Blank a or b for activity 1 Blank ... 1-2 3-6 7 8-14 15 16-19 20 21-27 28 29-32 33 34-37 38 39.:43 Data Line 08 Contents Blank: Laying ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Author(s): Croxall, J.P., C. Ricketts and A.G. Wood
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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 ... 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 ... , with a coefficient of variation of 40% (Wilson et al., 1989; Bengtson et al., 1991): chinstrap: mean 20 km, SD ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Author(s): Agnew, D.J. and G. Phegan
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Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988
o z 5 o o o a b c 1 2 3 4 5 6 7 TOWED LAYER' LENGTH(Km) I 5 10 15 20 25 THICKNESS(m) 1 10 20 30 40 50 60 70 80 NET V 0 L U MED ... Maru and a Japanese trawler was conducted from 17 to 20 January 1988 on the fishing ground north ... 8 a: w >- <1: -' 6 u... 0 0 4 z 2 0 0 IJl ~ o I- u... o o z 20 15 10 5 o 20 IJl 15 ~ o I- u... o 10 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Author(s): Endo, Y. and Y. Shimadzu
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A review of the diet and at-sea distribution of penguins breeding within the CAMLR Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop)
) need to be stored in 70% alcohol or frozen at –20°C, but feathers, toenails, eggshell and bone ... (Ainley et al., 2004; Kato et al., 2003; Trivelpiece et al., Ratcliffe and Trathan 80 1986 ... in the rate of fix acquisition being c. 20 per day, which does not provide sufficient resolution ... in over 80% of samples but were so heavily digested that numbers and mass could not be determined ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Author(s): Ratcliffe, N. and P. Trathan
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Detection and quantitative estimation of krill concentrations by hydroacoustic instruments
des appareils hydroacoustiques sur le navire de recherche Odyssee. On a etabli que le sonar SK-l20 ... bajo del programa FIBEX. Se demostro que el aparato hidroacustico Simrad SK-l20, con el TGV ... operating at comparatively low frequencies (20-30 kHz) are much less sensitive in registering krill ... at comparatively low frequencies (20-40 kHz). This is consistent with experimental observations 1) in fresh ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Author(s): Yudanov, K.I.
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Use of indices of predator status and performance in CCAMLR fishery management
of likely operational constraints on fisheries. File: 20-Croxall.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Author(s): Croxall, J.P.
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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
) and 48.3 (South Georgia). MATERIAL AND METHODS Year 1975/76 1976/77 1977/78 1978/79 1979/80 1980 ... 1 950 226 20 9 599 1 217 109 7 915 652 135 5 340 1 856 10 RESULTS Comparison between Subareas ... was carried out.) Year 1977/78 1978/79 1979 /80 1980/81 1981/82 1982/83 1983/84 1984/85 ... ) for Area 48. Length-frequency Data Split-Year 1975/76 1976/77 1977/78 1978/79 1979/80 1980/81 ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 31–50 : Author(s): Siegel, V., V. Sushin and U. Damm