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1. Homogeneity of body length composition of Antarctic krill within the commercial zone

   =163 x=51.7 20 30 40 50 60 Length (mm) Figure 2: Comparisons of kriU length compositions for ... x=47.2 20 Data set 2* 30 40 50 Length (mm) 60 15 10 5 n=182 x=48.7 n=187 x ... " 10 CD x=38.9 x=37.5 l0- w.. 5 0 20 30 4D 50 60 Data set 53* Data set 49** ..-.. 15 ~ n ... .. 10 x=42.0 x=44.5 5 0 20 30 40 50 60 Length (mm) Leng t h (mm) Figure 2 (continued) 24 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 17–28 : Автор(ы): Ichii, T.

2. Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea

   work on this species. Von Bertalanffy growth models assuming different growth by sex and by year-within ... test. Von Bertalanffy parameters for the pooled dataset with unsexed juveniles are L ∞ 76.12, K 0.065 ... and t 0 –0.159 for males and L ∞ 92.03, K 0.055 and t 0 0.159 for females. Revised estimates of the ... mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... and 30 years old in the second reading. Males Females 0 10 20 30 ... cm) and mean age-at-maturity (10.6 and 13.6 years) are presented for males and females respectively ... otolith. For each preparation method, the number of fully- formed translucent zones present, an estimate ... score on a five-point scale were recorded for each otolith read. All readings were made with no prior ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Автор(ы): Marriott, P.M., M.J. Manning and P.L. Horn

3. Midwater trawl catchability in relation to krill and possible ways of assessing gross catch

   gross catch Abstract / Description:  Research into midwater trawl catchability rates was carried out on ... methodology was developed for and applied to determining the rate of krill filtration through the trawl rope ... as it passes through the trawl sides. Studies were based on the results of 250 hauls made with a 72 ... midwater trawls in the krill fishery indicates that the potential exists for this efficiency to be ... assessing gross catch by integrating the methods mentioned above. Yu.V. Zimarev was responsible for ... the natural condition for the left edge of the particular area with x = O. For example, On the right ... has been reduced to two systems of parallel lines, has produced the following expression for ... (Methodical Instructions ... 1983) was employed for the collection of data on krill escapement through the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Автор(ы): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov

4. Statistical power to detect changes in growth rates of Antarctic fur seal pups

   changes (between years) in pup growth rates, the loss of power associated with obtaining weight samples on ... Abstract / Description:  Numerical simulations were used to investigate the power of methods for detecting ... Method (50 pups of each sex, weighed on four dates at 28-day intervals) would result in the ability to ... for each year and as weighted averages of both years. Growth Rate Standard Error (kg/d) of Growth ... Numerical simulations were used to investigate the power of methods for detecting changes (between years ... ) from both years were formed for use in a power analysis. Monte Carlo simulations were used to ... J.L. BENGTSON. 1989. On the power to detect changes using the standard methods for monitoring ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 399–409 : Автор(ы): Boveng, P., J.L. Bengtson and M.E. Goebel

5. The survivorship of rays discarded from the South Georgia longline fishery

   / Description:  Post-haulage survival experiments were conducted on 95 Raja sp. anon. cut off longlines at the ... season in Subarea 48.3. Capture depth had a consistently significant influence on the mortality of skates ... ) and the sex of rays also had some small influence on survivorship. Discard survivorship was 75% in ... can also be used to calculate the expected skate mortality within the fishery, based on depth of ... vessel for a period of up to 12 hours. Eight insulated experimental tanks were instal- led on the ... oxytetracycline (OTC) for future growth validation on recapture. These animals were released back into the open ... a spline on depth established that a three-order polynomial was a good approximation for the depth ... 12 hours, adjusted for the ‘50% survivorship’ category of Table 1. 0% 20% 40% 60% 80% 100 ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 155–164 : Автор(ы): Endicott, M. and D.J. Agnew

6. Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database

   , unreported and unregulated (IUU) fishing. This paper presents an analysis of the distribution of albatrosses ... subdivisions, based on remote-tracking data contributed to the Global Procellariiform Tracking Database by ... multiple data holders. The results highlight the importance of the Convention Area, particularly for ... importance for breeding albatrosses and petrels of regions north of the CCAMLR boundaries, particularly ... potential of these remote-tracking data for conservation applications, BirdLife International convened an ... ° was selected on the basis that this was likely to be the smallest practical unit for management on ... for the estimation of distribution during the breeding season for all 20 albatross, petrel and ... ). Shearwater tracking data are from two colonies, together rep- resenting <1% of the population of this ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Автор(ы): BirdLife International (prepared by C. Small and F. Taylor)

7. Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast

   ) off the Chilean coast Abstract / Description:  Existing information from technical publications on ... in this paper can, therefore, be used by the CCAMLR Working Group on Fish Stock Assessment for ... together for the analysis (Table 1, data from SRL, 1987 for VIII Region and original data for X Region ... 50~-------------------------------------------- 40 30 20 10 0 40 50 40 30 20 10 ... Existing information from technical publications on Chilean fisheries of the Patagonian toothfish ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Автор(ы): Moreno, C.A.

8. The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters

   proposed as being the correct approach for analysis because lack of independence between krill specimens ... type of analysis. This method of analysis demonstrated that there was an insignificant F-statistic for ... our attention to the size selectivity problem. 370 Table 1: One factor ANOVA for two random ... Probability 8.01 0.004772 Table 2: Nested ANOVA for two random groups of penguins. See text for discussion ... groups 45.07 Krill (within group) 54.93 Table 3: Nested ANOVA for groups of penguins sampled on the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Автор(ы): Marschoff, E. and B. González

9. The error of the biomass estimate as a function of survey parameters and the statistics of a density field of krill aggregations

   posteriori estimation of the error made when calculating the biomass, and for survey planning on the basis of ... the dependence of relative sampling error in a biomass estimate (from a survey) on the statistical ... characteristics of the fish concentration density field and on parameters of the survey itself, have been derived ... is determined as the product of the average density for the region under examination and the area of ... the error made when calculating the biomass, and for survey planning on the basis of a priori ... properties (L e. of the function A). In the general cas e, this radius depends on direction, but for ... survey occupies an intermediate position between the two abovedeaoribed cases: now I'z.I. «f<. , If, z ... mentioned, in practice there usually takes place an inverse relation between deterministic and random ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 213-228 : Автор(ы): Kizner, Z.I.

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

    measured and weighed and their effectiveness as predictors of fish length and fish mass determined. The two ... length. log,,-transformed data from all years with no restriction on range. The equation for all years ... (1990). An earlier study by Hecht (1987) was based on information from 52 otoliths, 25 of which came ... give the best predictions of total length, predictions using a common line for all years. we fitted ... logloL,, (SEs: constant 0.00738, slope 0.0151; Df = 1 021). The equation for all years using the full ...

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

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