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1. An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island

   the spawning stock falling below 20% over the specified period (20 years is used here) should not be ... respectively. The effects of a constant catch level (in tonnes) over a 20-year period were evaluated. The ... , which means that they are based on a constant catch over a 20-year period, and as such they can be ... years from the two abundant cohorts of 1 500 tonnes, comprising 900 tonnes in the first year and 600 ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Автор(ы): de la Mare, W.K., R. Williams and A.J. Constable

2. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   ) 1.21 I 0 10 20 30 40 50 60 Length (mm) Selectivity (b) 1.6 1 1 0 2 4 6 Age (years) Relative ... Uncertainty (a) Run 1 Biomass (thousand tonnes) Recruits (millions) 0 10 20 30 40 50 Years (b) Run 2 ... 1 0.8 0.6 0.4 0.2 0 0 10 20 30 40 50 60 Length (mm) Proportion mature (b) 1.6 0 2 ... fishing regimes. This model considers a year of 360 days, consisting of 12 monthly (30-day) intervals ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Автор(ы): Constable, A. and W.K. de la Mare

3. Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during the 1990/91 austral summer

   and 30 mm correspond approximately to ages 3+ and 1 + years respectively. The 49 mm length mode is ... c: cD 10 :::J ~ c- · . cD 20 · . .... 5 · n'l u.. '.' '.' 0 .. 0 i I I I I I 30 60 ... 1991 (Figure 1). Transects ran in an offshore-inshore direction with 20 n miles between the transects ... the depth range of 30 to 40 m in this region (Anon., 1989). Therefore each buoy was deployed with a ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 183–199 : Автор(ы): Ichii, T., H. Ishii and M. Naganobu

4. Observations on haul-out patterns and trends in the breeding populations of southern elephant seal at Península Valdés (Patagonia) and Stranger Point (25 de Mayo - King George I.)

   (van Aarde, 1980). In this paper we present information on the last seven years in two breeding ... °30' W). The other place was located at Peninsula Valdes (patagonia) (1981-1984). Censuses were ... corresponding to 27/10, rank ± 3 to Stranger Point and to 30/9, rank ± 5 to Peninsula Valdes. Besides, the ... the basis of a single census, at Stranger Point this should be carried out after the 30/10 (27/10 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 453-463 : Автор(ы): Vergani, D.F., M.N. Lewis and Z.B. Stanganelli

5. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

   successful recruitment year due to krill spawned in 1994/95. File:  06watkins.pdf ... used four year classes with the mean size of l + krill occurring between 24 and 30 mm (Table 3 ... the maximum permitted size (30 mm). Therefore all analyses were rerun using five year classes with a ... years, either because of changes in distribution or sampling techniques. Similarly, the larger year ... + year class only formed a significant proportion of the population in three of the seven years. This ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Автор(ы): Watkins, J.L

6. Notes on the use of virtual population analysis for stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1990/91 and 1991/92 seasons

   techniques, from 1991 back to 1977. The predicted age structure, dominated in recent years by the 1987 year ... . Breakdown in the credibility of the VPA results in most recent years is attributed to the invalid assumption ... -class (1 year olds in 1988), was quite robust, despite the use of various combinations of survey and ... proportion of 5 year olds, which was not observed during the survey on Falklands Protector in January 1992 ... . The predicted age structure, dominated in recent years by the 1987 year-class (1 year olds in 1988 ... recent years dominated by the year class spawned in late 1985/86, recruiting as 1 year olds in 1987/88 ... produced much lower estimates of abundance in the most recent years than MAFF5. The picture of year class ... year. Similarly in other years the assumed commercial age distribution will depend upon where the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 49–79 : Автор(ы): Parkes, G.

7. Size compositions of males and females in the course of the life cycle of Euphausia superba

   , using samples from different years. The observed variations were related to stages of krill maturity ... ..... ... %30~ ! \:'" ,,-00, '"1 '\ 64-38S 47-00E if 16~ ~ 13.1.84 ,,/ \ 16.1.84 166 I ...:---'\. \! 20 ... ; / .- 10 .- I " I ,/ 0 0 .. n m", A BeD ... % % 30 100 54-13S 35-23W ci" 25 11.9.70 'f 48 20 ... \ \ , 19 , SI 60"" 0 AB C D 0 JII ., '(,,30 100 (lO 60-00S 55-20 18.12.74 !i'107 10 ... 0 I 3/1 ... A BeD % 58-01S 40-S6w 30 2.1.75 cl' 32 ~ 19 100 20 6b 10 0 0 JI IJ/I SI ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Автор(ы): Makarov, R.R.

8. Evaluation of the results of trawl selectivity experiments by Poland, Spain and USSR in 1978/79, 1981/82 and 1986/87

   ~ 28 ~ 27 + z 26 w -l I 25 (f) G: 24 + 23 22 20 22 24 26 28 30 32 34 MEAN FISH LENGTH ... z 2.6 0 f= u 2.5 w -l w 2.4 (f) +. 2.3 2.2 2.1 + 2.0 20 22 24 26 28 30 32 34 MEAN ... 25.92 27 20-35 3.78 25.72 26 21 -36 3.71 25.25 27 21 -31 3.69 25.11 26 14-30 3.31 22.53 27 20-34 ... - 42 29 13-44 30 20- 41 30 19- 43 31 ;35 22-48 19*;26 14-37 22;30 17-39 30-32 23-44 29-31 ;37 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 163–196 : Автор(ы): Slosarczyk, W., E. Balguerias, K. Shust and S. Iglesias

9. An impact assessment framework for bottom fishing methods in the CAMLR Convention Area

   community over years, and ‘negligible’ at the scale of the entire ecosystem over decades. Any assertions ... limits of acceptable environmental risk in the CCAMLR context are defined in Article II, as the risk ... Se a fi sh er y (S ub ar ea s 88 .1 a nd 8 8. 2, 1 99 7– 20 08 ). A f ul l im ... °W 150 80° S 75° S 70° S 65° S 60° S 600-1800 200-600 60-200 20-60 7-20 2-7 NZ fishing effort ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 195–210 : Автор(ы): Sharp, B.R., S.J. Parker and N. Smith

10. The Kerguelen database

    a".:'O .9.00 .q.IO aQ.2U • ~.30 o1q.~O • ~.50 50.ou ~o.IO ~(I.20 50.30 5U .. !lCi ... .30 Ob.40 4& .50 41.00 07.10 47.20 41.30 47.00 47.50 .t .00 "fi.IO o~ .20 4ft.30 till. QU ... ilK .50 .9.00 4Q.IO . OQ.20 .Q.30 Cq.QO OQ.5U ~O .00 50.10 50.20 50.30 5u.40 511.50 ... Notothenia squamifrons Kerguelen shelf (sector VI) 1984 1985 % 1986 10 20 30 40 50 L( cm) V VII ...

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

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