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1. Vertical migrations of mackerel icefish (Champsocephalus gunnari) on the South Georgia shelf

   prospecciones de arrastre de C. gunnari durante el dfa solamente. 1. IN1RODUCTION Scientists of several ... in shelf waters of the South Georgia by means of trawl surveys. The assessment methodology suggested ... -21:00 Mean catch 2122 2054 '-------_1686 2997 L__ ·- 200_ ·- 300 ... commercial concentrations of C. gunnari in years of high abundance of the species (1982/83, 1983/84 and 1986 ... considered in the paper. A distinct pattern of daily vertical migrations of C. gunnari was observed on the ... Paper Title:  Vertical migrations of mackerel icefish (Champsocephalus gunnari) on the South ... Georgia shelf Abstract / Description:  High values of coefficient of variation resulting from the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 3–14 : Author(s): Frolkina, J.A. and V.I. Shlibanov

2. Some comments on the procedure for testing estimators of krill abundance which utilise survey data

   a este respecto. 1. IN1RODUCTION A "straightforward" approach to abundance estimation from surveys ... from each transect is then treated as an independent estimate of the density in the area, and the mean ... still indicate statistically significant lack of fit in both cases, means that model misspecification ... parameter values are meaningful, given other data available from the survey. Attention is confined to model ... provide an encouraging improvement in fits to the distribution of inter-swarm distances observed on the ... Paper Title:  Some comments on the procedure for testing estimators of krill abundance which ... computer generation of krill distribution patterns, which are compatible with existing information on the ... utilise survey data Abstract / Description:  Since krill distributional data do show evidence of spatial ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 191–205 : Author(s): Butterworth, D.S., D.L. Borchers and D.G.M. Miller

3. Report of the WG-FSA Intersessional Subgroup on Sampling Catches from Longlines

   on the mean time that is taken for hauling which is itself a random variable. The gear-based approach uses ... of fish sampled for length would not substantially increase the precision of the estimates for mean length ... on the mean time that is taken for hauling which is itself a random variable. The gear-based approach uses ... of fish sampled for length would not substantially increase the precision of the estimates for mean length ...

   Meeting Document : WG-FSA-02/52

4. Performance and geometry of the FP-120 trawl used during UK fish stock assessment surveys around South Georgia, Subarea 48.3

   are automatically activated in sea water, and transmit their information to the vessel by means ... to be outliers and were omitted from the calculation of mean values of trawl geometry for each tow. Spurious ... (d) was performed: where W is the mean vessel speed through the water (knots). h = 29.36 + 0.01d ... opening (and, thus, swept area) of a bottom trawl are discussed. In situ measurements of the FP-120 trawl ... compared to values obtained from a previous equation. The resulting difference in biomass estimates is of ... Paper Title:  Performance and geometry of the FP-120 trawl used during UK fish stock assessment ... presented. Regression equations for the estimation of horizontal opening from other, more easily measured ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 51–69 : Author(s): Pilling, G. and G. Parkes

5. A simple approach for calculating the potential yield of krill from biomass survey results

   captura. Se considera que los efectos estacionales tienen menos importancia. 1. IN1RODUCTION One ... of each year (Ny,o) is given by: (A.2) where R is the mean recruitment, and N(O; 0'2) is a normal ... distribution with zero mean and variance 0'2. Mass-at-age is obtained from the growth curve form used ... Paper Title:  A simple approach for calculating the potential yield of krill from biomass survey ... results Abstract / Description:  Estimates are calculated for the parameter λ in the yield equation Y = λ ... MB 0 for a krill fishery in which both the fishery and krill growth are seasonal. The criterion used ... for the calculations is that the probability that the krill spawning biomass drops below 20% of its ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Author(s): Butterworth, D.S., A.E. Punt and M. Basson

6. Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992

   of the sea ice in the sea area around the South Shetland Islands are described. Mean size of krill near ... in the sea area around the South Shetland Islands are described. Mean size of krill near the coastal zone ...

   Meeting Document : WG-KRILL-93/26 : Author(s): M. Naganobu and S. Kawaguchi (Japan)

7. Management and uncertainty: the example of South Georgia

   and revise conservation measures on the basis of the best scientific evidence available ••• ", while ... and proposed conservation measures." Though not very explicit on what is included the comparison ... the more conservative policy to exceed those from a policy of allowing non-directed fishing ... to consider ways in which CCAMLR can improve its ability to take decisions in the face of uncertainty ... uncertainty. The question is addressed specifically in terms of the fishery of Notothenia rossii around South ... Paper Title:  Management and uncertainty: the example of South Georgia Abstract / Description ... :  Decisions on fishery management are often made with some degree of uncertainty in scientific advice. Such ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 341-353 : Author(s): Gulland, J.A.

8. Larval fish distribution and abundance of the western Ross Sea

   , Nototheniidae and Paralepididae) were collected from surface to 380 m depth. Mean relative abundance of larval ... , Nototheniidae and Paralepididae) were collected from surface to 380 m depth. Mean relative abundance of larval ...

   Meeting Document : WG-FSA-95/11 : Author(s): Greco, S., la Mesa, M., Vacchi, M.

9. Fish as diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at Half-Moon Island, South Shetland Islands

   by means of otoliths found in the casts. The size and weight of the fish were estimated from the otolith ... of the blue-eyed shag Phalacrocorax atriceps bransfieldensis. Fish species were identified by means ...

   Meeting Document : WG-CEMP-94/32 : Author(s): E.R. Barrera-Oro and R.J. Casaux (Argentina)

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

    the extent of its variability, at a variety of scales (Gordon, 1988). The mean climatic condition exists ... from the open ocean, its only means of "communication" being vertical exchange processes (Gordon ... data set Abstract / Description:  In the vicinity of the northern tip of the Antarctic Peninsula, the ... Paper Title:  Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island ... water from the Pacific Ocean. A series of fronts form which are collectively referred to as the Weddell ... continental margin water, advected into the region along the extreme western edge of the Weddell Gyre. It is ...

    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.

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