Search results
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Small scale krill surveys: simulations based on observed euphausiid distributions
to detect changes of 40% in the mean if CVs are as high as those obtained in the simulations. File: 15 ... . HAMPTON, I. 1985. Abundance, distribution and behaviour of E. superba in the Southern Ocean between 15 ... --------e------!--------------------e---------------------------@----------------------------------1'-------@-------e-------------------I!---------------------------e------------------------------------16-------@------@-------------------e-------------------------e------------------------------------15 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Author(s): Agnew, D.J. and S. Nicol
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A declining trend in the abundance of Notothenia rossii marmorata and Notothenia gibberifrons observed in fjords in two sites in the South Shetland Islands
of the stocks due to commercial exploitation in the area in the early 1980s. File: 15-Barrera-Oro ... N. gibberifrons (years) (months) Replicates 1983 April 7 2,12,16,15 4,6,9,5,0 Not recorded 2,1,4 0,3 May ... 1984 January 5 35,11,18,15 16,4,4,5,5 13 February 2 3,12 1,2 March 2 26,31 13,15 April ... 1985 April 5 5,11,8,14,24 0,1,3,7,3 1,8,16,1,3 May 5 10,14,28,7 0,6,3,4,2 11,13,3,15 31 13 August ... 3 56,8,25 4,0,1 2,14,0 September 3 41,15,21 0,0,2 3,0,13 October 1 9 0 1 1986 February 3 27,20,8 9,2,2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 263–274 : Author(s): Barrera-Oro, E. and E. Marschoff
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Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses
between them. δ 15 N values of Antarctic toothfish were higher than for the other species collected ... ., and Gymnodraco acuticeps, indicating a trophic connection between them. δ15N values of Antarctic toothfish ... interactions within food webs. This is based on the assumption that the isotope ratios (δ13C and δ15 ... ; Fry and Sherr, 1984), whereas δ15N is enriched by 2–4‰ with each trophic level (Minagawa and Wada ... risso, Macrourus spp., and Gymnodraco acuticeps, indicating a trophic connection between them. δ15 ... that may alter δ15N values (Sweeting et al., 2006; Logan et al., 2008). In the present study, lipid ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Author(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*
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Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008
meshes of the net were ca. 15 mm at the codend. Sampling data of hauls containing by-catch of myctophid ... ) recorded 15 myctophid species from the north- west of South Georgia during austral autumn ... in i 0. 0 2. 9 4. 4 3. 8 0. 0 0. 0 0. 0 P. c ho ri od on 15 .9 0. 0 15 .6 2. 3 0. 0 15 .4 38 .2 P. g em ... 6. 8 0. 0 14 .4 0. 8 0. 0 15 .4 3. 9 Iwami et al. 158 references Collins, M.A., J.C ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Author(s): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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Homogeneity of body length composition of Antarctic krill within the commercial zone
4 b 2 18 15.523 0.6258 5 b 2 16 21.605 0.1564 6 b 2 16 11.721 0.7630 7 b 2 14 7.747 0.9021 8 b 2 12 ... 0.1976 13 b 2 14 24.603 0.0387* 14 m 2 11 11.809 0.3782 15 m 2 11 10.615 0.4761 16 m 2 9 10.069 ... 21 b 2 14 12.040 0.6031 22 b 2 12 11.484 0.4880 23 b 2 15 10.535 0.7848 24 b 2 14 6.216 0.9608 25 ... b 2 13 10.099 0.6858 26 b 2 15 13.732 0.5459 27 b 2 13 9.622 0.7245 28 m 2 11 11.409 0.4097 29 m 2 11 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 17–28 : Author(s): Ichii, T.
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Fish stock assessment survey in Subarea 48.3
Protector GYMA Stern trawler (modified by conversion of part of hold to laboratories) 69.15 m 12.0 ... surveys at South Georgia; these are compared in Table 15. A similar picture is not present for surveys ... 39.10 41 14.90 135 29 9 24 1 9 15 53 46.60 41 45.90 220 35 10 24 1 12 0 53 47.00 41 21.70 198 25 11 ... 37.40 234 24 15 25 1 16 57 53 44.00 38 35.00 318 30 16 25 1 19 35 53 45.40 38 19.50 203 30 17 26 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski
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Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1
Total effort (x109in3) 1985/86 7 2538-3608 244-1225 13, 15 1316 1.66 1993/94 3 2903-4991 ... 560 15 2192 6.36 1980/81 1 3264 615 13 441 0.91 1988/89 7 2538-3910 290-707 13, 15 ... -4991 560-707 15 1498 6.25 1987/88 7 2538-3910 290-900 13, 15 4063 9.12 1995/96 ... 4 3058-4991 560-707 15 3471 12.2 1981/82 1 3264 615 13 334 0.30 1989/90 5 2538-3608 ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Author(s): Kawaguchi, S., T. Ichii and M. Naganobu
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
0.15 0.10 0.05 0.00 0.08 0.06 0.04 0.02 0.00 P ro po rti on P ro po rti on P ro po rti ... Fr eq ue nc y 0 5 10 15 20 0 20 00 0 40 00 0 60 00 0 80 00 0 10 00 00 12 00 00 log ... recruitment 0 5 10 15 20 Fr eq ue nc y 120 000 ... 100 000 80 000 60 000 40 000 20 000 0 Standardized Recruitment Fr eq ue nc y 0 5 10 15 20 ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
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Evaluating the impact of multi-year research catch limits on overfished toothfish populations
were varied to reduce SSB to 10%, 15%, 20%, 25%, 30% and 35% of SSB0 at the end of the 5-year period ... fishing To simulate a multi-year research fishing pro- gram, constant catches (from 15 tonnes yr–1 to 90 ... tonnes yr–1 in 15-tonne intervals) were removed from the stock over a 5-year period in each of sce ... (scenarios 14 and 15), stock recruitment relationship (scenario 16) and natural mortality rate (scenarios 17 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Author(s): Welsford, D.C
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
to be at 68, 57, 37 and 15% respectively. All four reference set OMs take the pot ‘fleet’ into account ... % for the Less Pessimistic and 15% for the Pessimistic scenario, values of wlen of 0.165 and 0.1 respectively ... . 2. Future exploitable and spawning biomasses are calculated using equations (A1.10) and (A1.15). Given ... constrains TACs to a maximum interan- nual change of 15%. Figure 3 shows typical deterministic projections ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth