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  1. Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)

    ) a n d / o r two-mon th periods, or separate year combined w i th two- month periods (six levels ... fitted separately to each year per two-month from analyses under taken separately o n each 1996 ... into spawning condition in 1997 indicates an ecological difference in the situation between the two years. We ... An53 CaMQOB 11 98,2 CM CaMOK. B 1997 r. pe3yJlbTaTbI AJIX CaMQOB 6bmu B OCHOBHOM TaKHMM me. Ansr CaMOK ... / Description:  Analyses of size at sexual maturity were undertaken on samples of Patagonian toothfish ... (Dissostichus eleginoides) caught in the commercial fishery within Subarea 48.3. The results for 1996 indicate ... that L m50 occurs at 78.5 cm total length for male and 98.2 cm for female fish. In 1997 the results for ... male fish were essentially the same. For female fish there is evidence that in 1997 a significant ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Author(s): Everson, I. and A.W. Murray

  2. Phytoplankton distribution in the mixed layer: implication to krill abundance

    Abstract / Description:  A one dimensional Lagrangian model of random walk is presented to study ... A one dimensional Lagrangian model of random walk is presented to study the distribution ... buoyancy frequency profile. 343 o 10 20 30 40 .5: 50 0+- D.. (J) ""0 Figure 2: 344 ... N e 0 1 2 3 4 0 1 2 3 4 0 0 10 10 20 20 30 30 40 40 /""'. E '--" 50 50 L +-' 0... ID 60 60 -0 70 70 80 80 ... ,...-.-. 20 E '--" ..c 25 -+-' 0.. ID ""0 30 35 40 45 50 Figure 8: Same as Figure ... 7 for simulation Case B. 4 0 5 10 15 20 ,...-.-. E . '--" 25 ..c -+-' 0.. ID 30 ""0 35 40 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Author(s): Yamazaki, H. and T.R. Osborn

  3. Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988

    The number of aggregations per tow were: one (30 instances); two (one instance); three (two instances ... 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 ... of Livingston Island (Figure 1). A total of 30 experiments on TS measurement and net calibration were carried ...

    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

  4. Results of fish stock assessment survey, South Georgia region, November - December 1986

    /85 year classes. Coefficients of variation ranged from 67.9% (Notothenia squamifrons) to 12.6 ... than 1984/85, probably due to good recruitment of 1983/84 and 1984/85 year classes. Coefficients ... to decline in recent years rather than stabilizing or rebuilding. The two largest single hauls ... 125 100 75 j / l 50 25 o , , , ,9, ¥ ,V, 'I ' 1"0/ ,9, o 10 20 30 40 LENGTH, CM 50 ... w 50 -.J -.J :2 ~ w 40 0.. >-=' u 30 j U V f-' 0'> Z IV W :::> 0 w ~ 20 u... 10 ... o ( ~, o 10 20 30 40 50 LENGTH, CM Figure 5. Length frequency distribution, ~. gibberifrons, South Georgia ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Author(s): Gabriel, W.L.

  5. Feeding patterns of nine species of Antarctic fish and assessment of their daily food consumption

    : Nototheniidae (four species), Channichthyidae (three species) and Bathydraconidae (two species). The study ... concentrated on analysing the food composition of these species to find out their daily diet. One 36-hour ... . File:  20-Pakhomov-and-Tseitlin.pdf ... ), Channichthyidae (three species) and Bathydraconidae (two species). The study concentrated on analysing the food ... hamatus and Cryodraco antarcticus were first-year matured C. wilsoni (SL=17-20 cm) (37% each ... the weight distribution of T. hansoni in two consecutive samples. If one assumes that schooling patterns ... are determined by age or size, then the first sample is formed by one group and the second one by at least two ... ), Channichthyidae (three species) and Bathydraconidae (two species). The study concentrated on analysing the food ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 321–333 : Author(s): Pakhomov, Y.A. and V.B. Tseitlin

  6. Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries

    from 156 Macrourus carinatus otolith samples collected during two research voyages to Heard ... and McDonald Islands (Division 58.5.2) in 1992 and 1993. The range of estimated ages was 4 to 25 years ... during two research voyages to Heard and McDonald Islands (Division 58.5.2) in 1992 and 1993. The range ... of estimated ages was 4 to 25 years. There were no significant differences in growth parameters calculated ... % were within one year of each other and 92% were aged within two years of each other. The bias ... whitsoni from the Ross Sea. 0 100 200 300 400 500 600 700 0 5 10 15 20 25 30 Age (years) To ta ... Distal Proximal Dorsal Ventral van Wijk et al. 142 0 5 10 15 20 25 30 -500 -400 -300 ... estimates by the primary reader agreed with the fi rst estimates, and 88% were within one year ...

    Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Author(s): van Wijk, E.M., R. Williams and A.J. Constable

  7. Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996

    from 1978/79 to 1988/89, with most of the commercial harvesting taking place in the first two years ... /89, with most of the commercial harvesting taking place in the first two years of the fishery ... ; fish from this year class were 20 to 25 cm long in January/February 1976 and 30 to 37 cm in January ... , with most of the commercial harvesting taking place in the first two years of the fishery. Results ... of the harvesting occurring in the first two years of the fishery (reviews in Kock, 1991,1992; Agnew and Nicol ... during the 1981 survey. They were still present in similar numbers two years later (Figure ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Author(s): Kock, K.-H

  8. Histological study on the ovarian development of mackerel icefish (Champsocephalus gunnari) from the South Georgia Islands

    , together with a relatively low occurrence of females that spawned or were in condition to spawn ... of juvenile individuals (45%) was found, together with a relatively low occurrence of females that spawned ... and 20 to 1 050 g respectively. The age groups of the specimens ranged from two to five years ... and Barrera-Oro IIXTb C T ~ A M ~ ~ COOTBeTCTByIoT MaKpOCKOnHqeCKHM, OnMCaHHhIM AnX pa3JlUqHbIX BUROB ... 60nbLLIoe KOnHYeCTBO MOnOnM (45%), a TaKXe OTHOCMTenhHO HA3KOe KOnAYeCTBO OTHepeCTPiBUIMXCII CaMOK An ... individuals (45%) was found, together with a relatively low occurrence of females that spawned or were ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 35–49 : Author(s): Macchi, G.J. and E.R. Barrera-Oro

  9. A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region

    demand estimates are based usually consider time Hill et al. 8 periods of less than one year, which ... of krill in one year. The total demand was divided equally between summer and winter. Whales W1 ... -EMM has also recognised that the temporal resolution of such models must distinguish at least two ... 3 Parameters for Scotia Sea ecosystem dynamics models functioning of the ecosystem. One of the key uncer ... Paper Title:  A compilation of parameters for ecosystem dynamics models of the Scotia Sea ... assessment of methods for subdividing the precautionary catch limit amongst smaller spatial units. This paper ... compiles parameters for use in the ecosystem dynamic models that are needed to assess these methods. These ... parameters include life history and krill consumption parameters for the fish, whale, penguin and seal ...

    Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Author(s): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters

  10. The Kerguelen database

    4tl.30 Q8.40 U8.50 49..00 119.10 U9.20 u9.30 U9.IIO 09.50 50,00 50.1U 50.2u 50.30 5u.IIU ... ll7 .00 4"1.10 '17 .20 117.30 47.40 47.50 £1\\.00 48.10 aa.20 lIil.3U . '18.40 48.50 u9.00 ... 119.1n 119.20 49.3U 1l9.40 Q9.50 5 O. 00 50.10 50.20 '50.30 50.41) 50.50 51.00 51.1(1 51.20 ... of the trawl on the Kerguelen Shelf and surrounding banks for two periods. 1,6.30 + Period 01/10/1979 ... Paper Title:  The Kerguelen database Abstract / Description:  A database for fishery statistics ... and biological data for the Kerguelen EEZ has been operating in France since 1979. At the end of the ... representation of these data is presented for several parameters including a distribution of the fishing effort ... . Length frequency distributions of the species are also provided for the period 1979/80–1985/86. File:  02 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 23-54 : Author(s): Duhamel, G.

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