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1. Remarks on the natural mortality of Dissostichus eleginoides in Subarea 48.3

   : fishing site, fishing depth and hook type. It was determined that there were no significant differences in ... M estimated by fishing depth and hook type with different growth parameters although there were ... different cases, it was found that there were significant differences between fishing sites and between ... type. It was determined that there were no significant differences in M estimated by fishing depth ... and hook type with different growth parameters although there were differences in M between fishing ... found that there were significant differences between fishing sites and between curve hooks No. 14 and ... exploited fish populations, with special refence to source of bias in catch sampling. Rapp. P.V. Reun. CIEM ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 21–30 : Auteur(s): Moreno, C.A. and P.S. Rubilar

2. Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia

   described that removes the problem of cohort determination. A bootstrap technique (consistent with the ... data which, in conjunction with the bootstrapped survey biomass data, yields an estimate of the ... would be. Population models that project forward on the basis of the age of individuals require that ... , it is assumed that the uncertainty in the length-density data has been dealt with in the bootstrap ... to be the relative overlap (intersection) of the image (under growth) of element λi with element λj ... to that of the current method; with bootstrapping procedures used to estimate the standing stock ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Auteur(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew

3. Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf

   Patagonian rockcod were found to be 2.5 years and 12.6 cm. File:  09-Shilbanov.pdf ... estimated at 2.5 years. Hence, with T =2.5 years, the natural mortality rate will be 0.73. The range of ... value of M was 0.83. (ii) Beverton and Holt method with F=O: M = Z where T t ' 1 = 0.94 f ... The calculation of the original equation with estimated values of T and l' gave M=0.94. (iii ... coefficient from Bertalanffy equation (0.3646), T = the age of fish which corresponds with maximum biomass ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Auteur(s): Shlibanov, V.I.

4. Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)

   error associated with using otolith mass, we recommend that the latter be used to estimate total ... such studies to ecosystem dynamics requires that each component in the system be quantified; this ... of food webs generally begins with a simple descriptive picture of major interactions. Extending ... question of otolith erosion, which has been highlighted by Jobling and Breiby (1986) and may be ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Auteur(s): Everson, I., B. Bendall and A. Murray

5. Factors to consider in developing management measures for krill

   Living Resources is given along with an outline of steps for the evolution of management procedures for ... outlined. Some interim management measures are suggested which could be implemented while a more generally ... introduce conservation measures in a timely fashion, with the possibility that stocks may be seriously ... establishing the yield of krill than can be taken while ensuring that depleted resources are able to recover ... . Conservation also involves ensuring that species that are not exploited will be maintained at levels of ... abundance, such that their replacement rate is not seriously diminished. Rational use is defined to be the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 175–187 : Auteur(s): de la Mare, W.K.

6. Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1

   (yJl0d06'be~ I I ~ o T ~ ~ J I ~ H H o ~ ~ ~ 0 ~ 6 1 ) B pafio~e OCTpoBa ~ H B P I H ~ C T O H . B O ... of Log,,,CPUE with increasing years in the Livingston Island area (T = -0.695, n = 15, p = 0.0003 ... studies pointed out that success of recruitment was closely linked to the extent of sea-ice cover during ... combined. That is: where Ai is the number of animals in age class i, and n is the age of the oldest age ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Auteur(s): Kawaguchi, S., T. Ichii and M. Naganobu

7. Preliminary results of investigations of the Federal Republic of Germany on Notothenia rossii marmorata (Fischer, 1885) in January/February 1985

   rebuild the stock around South Georgia might be successful. Although reported catches in recent years have ... ±fect can be expected from that measure. An increase of min;i.mum mesh size to 120 mm may incrrY1 ... in the order oI 43 - 46 cm (see ANON., 1984, p. 30). IL can thus be assul'\ed that 3 codent!1i~ paper deals mainly with the South Georgia stock. 2 ... be the fir.st fully (more tban 95 %) recrui terl age class. Age at recruitment t mnv thus be in the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 33-57 : Auteur(s): Kock, K.-H.

8. Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area

   with historical information on offshore commercial fishing and with the results of scientific surveys ... fishery in the area in the late 1970s. This interpretation is consistent with historical information on ... offshore commercial fishing and with the results of scientific surveys in the area. Le contrble des ... South Georgia was estimated to be less than 5% of the original stock size in 1969 (Kock, 1992). Since ... . Therefore, changes in the population are expected to be reflected by the catches. Over a period of eight ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Auteur(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux

9. Chilean krill fishery: analysis of the 1991 season

   data and its use in studying small-scale spatial distribution of catches. The results show that krill ... tonne min- t , in area (3) all hauls exceeded that level (ANOVA). We conducted a correlation analysis ... that laill fishing in Subarea 48.1 is particularly intense near CEMP sites. Other ways of using of ... catches (SC-CAMLR 1988, paragraph 2.26). At its 1989 meeting, WG-KriU agreed that analyses of haul-by ... 1990, Annex 4, paragraphs 114 and 115) and WG-KriU felt that some preliminary analyses are needed ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 273–287 : Auteur(s): Marín, V.H., A. Mujica and P. Eberhard

10. Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89

    fished and followed as they drift from the island with the current; and (iii) vessels return to position ... that the areas in which the fleet operated overlap a minor part of the foraging zones of krill ... predators. Based on this, and taking into account the low fishing intensity, it was concluded that the ... with a 78/420 m trawl was taken to be the standard fishing unit. It yielded the highest total catch of ... as they drift from the island with the current; and (iii) vessels return to position (i) when ... 13 cm/sec). An analysis of the location of fishing grounds by five-day periods showed that the areas ... this, and taking into account the low fishing intensity, it was concluded that the current krill ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Auteur(s): Sushin, V.A. and A.S. Myskov

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