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1. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

   age of first recruitment is also an important consideration. The simulated yields correspond, on the ... Islands areas Abstract / Description:  The benefits of conservation measures are generally based on the ... rebuilding of the depleted stocks and improvement in yields. It is desirable that such measures be based on ... the expected rate of recovery relative to rates of fishing. A simulation model based on a ... about 4 times the initial yield at the end of the 20-year simulation, doubling in four years for both ... presents projections of the stocks and catch over the next 20 years for the major species of concern at ... survey data base, the stock increases slowly by about 50% over the 20 years at F = 0.071. For F = 0.142 ... = 0.72 and by 6 for F = 0.36 at the end of the 20 years simulated. 3. Summary of Trends 3.1 South ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Автор(ы): Hennemuth, R.C., K.D. Bisack and G. Duhamel

2. Analysis of trends in Japanese krill fishery CPUE data, and its possible use as a krill abundance index

   Japanese krill fishery for the 1980/81 to 2003/04 fishing seasons were analysed. For a number of ... have some value as abundance indices. Standardised CPUE for the pelagic areas showed significant ... vessels. It is also mportant to undertake the same kind of analysis for fleets from other fishing nations ... years of low, regional krill density. On the other hand, acoustic densities for the South Georgia ... for those years during which the fi shery has operated. In the late 1980s, several attempts were ... dependant on krill availability, particularly when abundance is relatively low. Krill availability for ... the patches). For example, even if local density is the same, if an aggregation is tighter rather ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 1–28 : Автор(ы): Kawaguchi, S., S. Candy, S. Nicol, K. Taki and M. Naganobu

3. Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle

   (i.e. by 3 years old) most C. gunnari migrate northwards, where they remain for most of the year ... from time to time an entire year class may be absent from catches taken over several years (Frolkina ... / 19 86 L en gt h ra ng e (m m ) 60 –1 30 80 –1 30 60 –1 40 70 –1 20 M od al le ng th ... areas at depths of 200–340 m, pre-spawning fi sh predominated in catches. On 19 and 20 May, they were ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Автор(ы): Frolkina, Zh.A

4. Geographical differences in the condition, reproductive development, sex ratio and length distribution of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Subarea 88.1)

   seasonally on Antarctic toothfish (Dissostichus mawsoni) from mid-December to early April during the 2000/01 ... to 2004/05 fishing seasons on board the autoliner San Aotea II have been analysed. Results of this ... study indicate measurable differences in a number of indices from toothfish found on the Ross shelf ... proper, as distinct from those sampled on the more isolated seamounts and features to the north. These ... Fulton’s condition index (K) has been calculated for the five sampling seasons. This index assumes an ... and southern data used in this paper were made using an unequal variances two-sample T-test ... essentially unimodal with the average value for all years occurring at about 141 cm TL for males and 152 cm ... -maturity for D. mawsoni. As a consequence, much of the current stock modelling is based on the closely ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 27–45 : Автор(ы): Fenaughty, J.M

5. Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999

   shorter, therefore it must be assumed that there are factors other than daylight which have an impact on ... , therefore it must be assumed that there are factors other than daylight which have an impact on the density ... Material for the investigations was collected on board the Polish commercial vessel FV Pollux in the ... concentrations, average trawling depths, derived using an echosounder, were recorded separately for each haul ... – 12 4 12 5– 14 9 15 0– 17 4 17 5– 19 9 20 0– 22 4 22 5– 24 9 E le ph an t I sl an d ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 83–105 : Автор(ы): Jackowski, E

6. The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns

   : fishing effort distribution and interannual patterns Abstract / Description:  Data on the Soviet krill ... from 1977 to 1991 was 50 086 vessel-days fished, in Subareas 48.3 (45% of the total for the period ... fo rm er S ov ie t U ni on (F SU ) f is hi ng e ff or t i n th e A tl an ti c Se ... ic by F SU C ou nt ri es (t on ne s) K ri ll C at ch es in th e A tl an ti ... 0 0 0 0 0 0 0 91 7 1. 8 R T M S 92 86 30 4 39 6 20 6 20 2 11 6 89 ... c an ne d p ro d uc ti on , p ro je ct ‘P u lk ov sk iy m er id ia n’ , 4 40 7 G ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Автор(ы): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky

7. Population genetic structure of Patagonian toothfish in the West Indian Ocean sector of the Southern Ocean

   Marion (n = 2) Islands were typed using two fragments of mitochondrial DNA (mtDNA) and seven nuclear ... on minor allele frequency differences) at three microsatellite loci among the four collections ... fi sh had been at liberty for 0.7 to 3.8 years, demonstrating that under some circumstances D ... observers on board commercial vessels fi shing legally for D. eleginoides around the Kergue- len, Crozet ... electrophoresised in 2.5% agarose gels. Microsatellite PCR products were analysed on an ABI Prism 377 DNA ... for haplotype diversity according to Nei (1987), is the probability that two randomly chosen ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 21–32 : Автор(ы): Appleyard, S.A., R. Williams and R.D. Ward

8. Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity

   debris found in association with seabirds at sub-Antarctic Marion Island for the period May 1996 to April ... ; (non-fishing) marine debris over this period. Sixty 'rope nooses' apparently used for ... . There are probably two reasons for the comparatively low number of SBT longline hooks found on Marion ... an anonymous reviewer for comments on earlier drafts of this paper. REFERENCES Ashford, J.R ... be having on populations. The Japanese longline fishery for southern bluefin tuna (SBT ... development of longline fishing for Patagonian toothfish (Dissostich~ts eleginoides) on the shelf areas ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Автор(ы): Nel, D.C. and J.L. Nel

9. Assessments of by-catch in trawl fisheries at Heard and McDonald Islands

   / Description:  This paper assesses the potential for the commercial trawl fisheries in the Heard Island area ... skates). The long-term annual yield for each of the three taxa was estimated using the generalised yield ... model (GYM) used by the CCAMLR Working Group on Fish Stock Assessment (WG-FSA). Input data included ... from the local area. Where possible, values for missing input parameters were obtained from the ... 0 20 0.2 for C. rhinoceratus WG-FSATWG-FSA-97/30). L. squainifrons 1 25 11 360 0.1 ... than 0.1 over a 20-year period. The lowest y satisfying these rules was determined for the three ... the longer term. Two analyses were undertaken. First, estimates of long-term annual yield for each ... general procedure for evaluating precautionary catch limits according to the decision rules on ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 231–243 : Автор(ы): Constable, A.J., R. Williams and W.K. de la Mare

10. Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).

    krill exactly. However, data in the literature on growth rates provide a sufficient basis for ... Southern Ocean indi- cates that there are two ways for krill to enter the South Orkney Islands area: ACC ... providing us with the data on SST distribution and SST anomaly. We also thank reviewers and the editor for ... + 3+ 4+ 5+ 2 3 4 5 6 7 2 3 4 5 6 Size–age groups (a) % 20 10 0 –10 –20 –30 29–30 31–32 ...

    Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Автор(ы): Sologub, D.O. and A.V. Remeslo

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