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1. Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area

   Champsocephalus gunnari in the South Georgia area are assessed using USSR age sample data and recent biomass ... the later years, it is reasonable to assume a common age-specific catchability function for both ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... catches by age. To estimate the spawning stock biomass, an age-specific maturity function is also ... performed for the stock of Champsocephalus gunnari in the South Georgia area. USSR age samples, maturity ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Autor(es): Cooke, J.G.

2. A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula

   for a number of reasons, an alternative method of calculating an index of fishery-predator interaction ... (December to March) as an index of overlap between the potential foraging areas of penguins and the ... than for other penguins, and that this overlap has been decreasing since 1988. File:  07agnew ... analysis, mean foraging distance for chinstrap penguins was increased by 50% (from 20 to 30 km), although ... Islands). As this index has proven unsuitable for a number of reasons, an alternative method of ... CCAMLR for a number of years,. especially for those predators which are restricted to land-based ... that 75 to 90% of the total catch for the subarea was taken between December and March within 100 km ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Autor(es): Agnew, D.J. and G. Phegan

3. Patterns and processes in the distribution and dynamics of Antarctic krill

   models of increasing complexity be developed iteratively for variability and patchiness of krill ... critical processes to be added. An analysis of spatial distribution of krill in the Bransfield Strait area ... attraction of krill to account for the small-scale aggregations. File:  07-Levin-et-al.pdf ... intermediate scales (4-20 km). It is unfortunate that we do not yet have available comparable data for the ... published spectra for krill, but much less steep than that which commonly has been observed for ... a diameter smaller than 200 m, and that the observed biomass is an average for a 200 m trace. 4 ... ----------~--------~----------~--------~---------~ -2.5 -2 -1.5 -1 -0.5 o LOG FREQUENCY (cycles/km) Power spectra for krill at the 2-20 km scale ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 281–299 : Autor(es): Levin, S.A., A. Morin and T.M. Powell

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

   of both tape codends were much better. It was found that an optimum mesh size of this codend for ... material used for their construction, incorrectly chosen mesh size, and certain morphological features of ... some Antarctic fish, which make it difficult for them to escape from the codend. Selectivity properties ... selection of Antarctic icefish and bumphead notothenia ranges from 60 to 100 mm. For other Antarctic fish ... were much better. It was found that an optimum mesh size of this codend for selection of Antarctic ... calculated as a mean from 30 measurements. For investigations, only those tows were selected which ... at a 80-90% level clearly ends at this length. with respect to longer fish, the codend material ... level of up to 80-90%, and a second one, resembling a typical selectivity ogive. Unfortunately, this ...

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

5. Feeding and food intake of Electrona carlsbergi (Tåning, 1932) Myctophidae

   . carlsbergi during the year in the waters to the south of the Antarctic Convergence is about 15 times fish ... , 1986). For an understanding of the role of E. carlsbergi in the ecosystems of the Southern Ocean ... basic data for estimation of the annual and mean daily food intake of fish at age 2 and 3. The annual ... WG-FSA-90/18 o FEEDING AND FOOD INTAKE OF ELECTRONA ... carlsbergi itself is a food of squid and some species of fish and birds (Zaselsky et al., 1985). Published ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 411–416 : Autor(es): Gerasimova, O.V.

6. Southern elephant seals and CCAMLR

   been recently confirmed for the Macquarie Island stock. The availability of food, competition with ... it is hoped that this will help to elucidate the reasons for the observed decline of M. leonina  in ... . Afr. J. Sci. 80: 32 - 34. BESTER, M.N. & P-Y LENGLART. 1982. An analysis of the southern elephant ... recently confirmed for the Macquarie Island stock. The availability of food, competition with rapidly ... initiated and it is hoped that this will help to elucidate the reasons for the observed decline of M ... order varying from 2.5% (Heard; 1949 - 1985) to 4.6% a- 1 (Marion; 1973 - 1986) for adult cows. The ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Autor(es): Bester, M.N. and D.G.M. Miller

7. A functional division of Electrona carlsbergi (Tåning, 1932) area of habitat in relation to the latitudinal zonation of the Southern Ocean

   Southern Atlantic along two meridional transects at 17° and 20°W in the latitudes from 37°30' to 55°30 ... the RV Vozrozhdenie (VNIRO, USSR) in March/April 1990 an integrated study survey was conducted in the ... carlsbergi and also on searching for possible spawning areas of the species. During the survey the following ... fishing grounds and target species in recent years has opened up great opportunities for exploiting ... for spawning occur in ridge areas, due to powerful meandering currents and an increased level of gyre ... southern boundary of the PFZ passed between 54°30' and 55°S. However, water structure typical for this ... smallest modal lengths were also typical for these zones. In other words, an increase in the modal length ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 369–395 : Autor(es): Zemsky, A.V. and S.A. Zozulya

8. Selectivity of standard Polish commercial trawl codends on Antarctic fishing grounds

   Abstract / Description:  Selectivity studies were carried out for two types of steelon codends used in ... commercial fishery, with a nominal mesh size A = 80 mm and A = 100 mm, made of double twines with a thickness ... for codend construction. The most difficult matter will be preparing a codend with proper selectivity ... properties for South Georgia icefish, because this species exhibits the smallest tendency to escape during ... in the case of 80 mm codend. Selection effectiveness increased from 20% for 80 mm codend to almost ... I I / B / / /: I I I I I ./e r-=- 20 30 Figure 5: Selectivity ogive for ... -.-_ .... 1 20 1 1 1 I 1 1 1 30 ':'0 50 Figure 7: Selectivity ogive for Antarctic icefish by ... 40 I J i 30 I 20 Figure 8: Selectivity ogives for Antarctic icefish on Antarctic fishing grounds ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 107-142 : Autor(es): Zaucha, J.

9. By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992

   an investigation of juvenile Antarctic fish caught during krill fishing by the FV Grigory Kovtun in ... for all trawls and for shelf trawls, respectively. For N. larseni the corresponding averages were 557 ... ). Juveniles were then analysed for taxonomic identification, stomach content, standard length (with an ... 30.05 10 240 15.10-16.00 8 000 25 31.05 90 250 09.40-10.15 7 000 2 5 03.06 10 200 16.20-17.20 2 000 20 ... from May to July 1992 in the South Georgia area. P I a a: 80- 40- 4 g 4 G - + - 60- 20- I ... (juveniles) and when they reach age l+, they eat adult E. superba. This is their preferred prey item for ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 129–142 : Autor(es): Pakhomov, E.A. and S.A. Pankratov

10. Acoustic data analysis and models of krill spatial distribution

    descriptors of krill spatial aggregation: power spectra for krill biomass fluctuations in space, semivariogram ... wavenumber spectrum resembles a white noise at scales of 2-20 km, although at scales smaller than 1 km the ... over most distances between points except for the distances smaller than 1 km. The computed frequency ... and plays an important role in supporting animal populations such as whales, seals and penguins as ... swarms have a diameter smaller than 200 m and that the observed biomass is an average for a 200 m trace ... (cycles/km) Power spectra for krill at the 2-20 km scale observed in this analysis (line) and by Weber ... - Figure 5: 80'- :r 50 40 30 201- 10H 1111111111111111111111111 0 1.5 -0.5 0.5 2.5 3.5 0 1 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 311–329 : Autor(es): Morin, A., A. Okubo and K. Kawasaki

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