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1. Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined with various codends

   Paper Title:  Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined ... with various codends Abstract / Description:  Selectivity properties of single and doubler-layer twine ... codends (mesh size 120 mm) and single-layer tape codends with a mesh size of 60 and 100 mm were determined ... . It was found that the selectivity properties of twine codends are unsatisfactory in the case of ... 500 kilograms of fish, the investigated species constituted at least 20% of the total catch ... why small fish with lengths of 16-33 cm were retained at the same, equally high level in the double ... of small fish with a length of 20 and 21 cm at a 40-50% level and fish with a length of up to 35 cm ... first, depicting retention properties of fish up to 34 cm in. length at a - 12 - relatively high ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 1-48 : Author(s): Zaucha, J.

2. Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000

   Paper Title:  Fishing for toothfish using pots: results of trials undertaken around South Georgia ... , March–May 2000 Abstract / Description:  During the period March to May 2000, the UK undertook trials of ... commercial viability of this fishing method for toothfish fisheries in the CCAMLR Convention Area. While the ... method successfully caught D. eleginoides, there was a large by-catch of crab species. The catch rate of ... , mostly at the start of the trials, before the correct gear and methodology had been established. Bait ... . The number and percentage of female Pnrnlornis crabs at different maturity stages are shown in Table ... examine alternative pot designs and methods of increasing toothfish catch rates at the same time as ... possibility of retaining legal-sized crab by-catch and fishing at all times of the year. This is possible ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Author(s): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves

3. Discrimination of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) using otolith morphometrics

   ; and (iii) the area under the receiver oper- ating characteristic (ROC) curve (Swets, 1988). ROC analysis ... Paper Title:  Discrimination of Macrourus whitsoni and M. caml (Gadiformes, Macrouridae) using ... otolith morphometrics Abstract / Description:  That the predominant by-catch of grenadier by the toothfish ... fishery in the Ross Sea region is comprised of two species, rather than being solely Macrourus whitsoni ... , was recognised in 2010 with the identification of a new species, M. caml. Grenadier are the main by ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 15–28 : Author(s): Pinkerton, M.H., C. Ó Maolagáin, J. Forman and P. Marriott

4. Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)

   Paper Title:  Distribution, biomass and characteristics of the Euphausia superba fishery around ... many aspects of its variability have been extensively described in scientific literature. A summary of ... variability and the wide range of biomass values obtained which in turn leads to uncertainty in interpreting ... variability in the scale of krill swarms and to attempt to determine more reliable values of its biomass after ... transport krill to the South Georgia area which is located at the northern edge of its habitat (Marr, 1962 ... result of South Georgia being located at the edge of the habitat area in unusually low latitudes for ... trawl was employed at each station. The cross-section of the trawl opening at the level where fine mesh ... density of E. superba in fished swarms (g/m3) was worked out according to the size of the catch taken at ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Author(s): Latogursky, V.I., R.R. Makarov and L.G. Maklygin

5. On the instantaneous natural mortality rate of Champsocephalus gunnari, South Georgia (Subarea 48.3)

   Paper Title:  On the instantaneous natural mortality rate of Champsocephalus gunnari, South ... Georgia (Subarea 48.3) Abstract / Description:  The instantaneous rate of natural mortality (M) of ... composition of catches from 1964/65 to 1968/69 and the age/length key for the first half of 1972 were used in ... the calculations. The results provided a wide range of estimates for M. The discussion of the results ... address the question once again in 1990 at the Ninth Meeting of CCAMLR. Taking the above factors into ... values M is taken to be the one at which the estimate of the independent parameter a is close to zero ... independent of time at which data on size composition was collected. Size composition components are ... done at various levels of natural mortality which were used to construct the following regression ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 313–326 : Author(s): Frolkina, G.A. and R.S. Dorovskikh

6. Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean

   in the Catalan Sea (western Mediterranean) below a depth of 1 000 m. Journal ofNatural History, 26: 197-213 ... Paper Title:  Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern ... Indian Ocean Abstract / Description:  This paper provides an assessment of the distribution and abundance ... of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean (Divisions 58.4.1 and 58.4.3 ... ) based on results from a trawl survey in 1999. This is the first quantitative assessment of M. carinatus ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 171–178 : Author(s): van Wijk, E.M., A.J. Constable, R. Williams and T. Lamb

7. Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set

   Paper Title:  Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island ... data set Abstract / Description:  In the vicinity of the northern tip of the Antarctic Peninsula, the ... water from the Pacific Ocean. A series of fronts form which are collectively referred to as the Weddell ... Scotia Sea water by a zone of varied width (10 to 100 km) of water which can best be considered as ... Ocean, the better we appreciate the extent of its variability, at a variety of scales (Gordon, 1988 ... at the surface between stations 214 and 217 is quite strong, though the temperature expression of ... the front at the immediate surface is nearly absent. South of the front a warm-saline layer is ... Weddell continental margin water advected into the area. The scatter of points at temperatures below -0.5 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Author(s): Gordon, A.L.

8. Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses

   Paper Title:  Diet study of Antarctic toothfish caught in the east Antarctic based on stomach ... isotope ratios were determined and compared with those of species caught as by-catch and collected from ... lesser extent squid. FA profiles in muscle tissues of Antarctic toothfish were very similar to those of ... between them. δ 15 N values of Antarctic toothfish were higher than for the other species collected ... food categories con- sidered at a given taxonomic level. To assess the precision of the index values ... described by Metcalfe et al. (1966). The extracted lipids were saponified at 100°C for 2 h with 1.5 ml of ... analyser to oxidise at high tem- perature (1 030°C). The resultant gases of CO2 and N2 were introduced ... the number, 88.7% of the weight and 90.2% of the IRI (Table 3). It was assumed at the time that the ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Author(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*

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

   with which they come into contact with the trawl net. 2.3 Analysis of the Level ofKrill Escapement Using ... Paper Title:  Midwater trawl catchability in relation to krill and possible ways of assessing ... the basis of data obtained from AtlantNIRO expeditions from 1983 to 1990 in the Scotia Sea. A ... methodology was developed for and applied to determining the rate of krill filtration through the trawl rope ... and netting and also the probability that krill will come into contact with various parts of the net ...

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

10. Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?

    index of a morphometric characteristic? Abstract / Description:  In sexually dimorphic species ... discriminant analysis can be used to determine the sex of individuals, it is only able to correctly sex a ... certain proportion of birds. Two overlapping normal distributions are used to show that there is a ... using discriminant analysis. When discriminant functions are able to correctly determine the sex of ... size required in order to be 80% certain of detecting the difference at the 5% level of significance ... is shown in Table 1. At sample sizes of less than 300 for each sex, using a discriminant function ... sample at the extreme of the sex ratio variation, with ~* and a*, then 112 -Il * 'Y ... the sex ratios at the time of sampling. This could be done for a small sample by cloacal examination ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Author(s): Agnew, D.J.

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