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1. Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass

   Paper Title:  Bias in the estimation of krill yield from using a deterministic formulation of the ... ) whether the stock became critically depleted in that trial and (ii) the status of the stock at the end of ... method for correcting this bias in the level of escapement. The GYM uses an unbiased estimate of the ... yield. The results show that the biased estimate results in a bias of the probability of critical ... . These models are used in order to account for uncertainty in the biological parameters and abundance of ... projection so that in each trial a direct assessment can be made of (i) whether the stock became critically ... depleted in that trial and (ii) the status of the stock at the end of the trial. These values from all ... respectively. The Monte Carlo simulations take account of uncertainty in the biological parameters used to ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Автор(ы): Constable, A.J. and W.K. de la Mare

2. Diurnal variations in biological characteristics of krill, Euphausia superba Dana, to the west of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by a biologist-observer

   biologist-observer Abstract / Description:  Investigations of diurnal variations in the size composition of ... trawl (9 to 12 tows per station, over one day). An increase in the total average size of animals caught ... in periods of light or darkness was noted at several stations. Increases in the proportion of males ... in the catch, as well as an increased difference between average length of males and females in the ... * Abstract Investigations of diurnal variations in the size compoSItion of Euphausia superba were carried ... one day). An increase in the total average size of animals caught in periods of light or darkness was ... noted at several stations. Increases in the proportion of males in the catch, as well as an increased ... difference between average length of males and females in the layer fished were indicative of these ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 201–222 : Автор(ы): Vagin, A.V., R.R. Makarov and L.L. Menshenina

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 nearshore zones. The mean density of krill was low in the oceanic zone (8.5 g/m 2), intermediate ... abundant in the slope frontal zone, having a mean density of 23.9 g/m 2 (411 000 tonnes), as contrasted ... Paper Title:  Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ... sampling surveys for krill were conducted in the krill fishing ground north of the South Shetland Islands ... . MORRIS and C. RICKETTS. 1985. Nocturnal change in the mean length of a euphausiid population: vertical ... krill in each zone. Zone % of Gravid Krill Mean Density Biomass in the Population (g/m2) (103 tonnes ... (EUPHAUSIA SUPERBA) IN THE KRILL FISHING GROUND OF SUBAREA 48.1 DURING THE 1990/91 AUSTRAL SUMMER T ... conducted in the krill fishing ground north of the South Shetland Islands from 18 January to 3 February ...

   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. An assessment of the impact of krill fishery on penguins in the South Shetlands

   Paper Title:  An assessment of the impact of krill fishery on penguins in the South Shetlands ... the northern shelf of either Livingston or Elephant Island. In contrast, food consumption by penguins ... Abstract / Description:  An assessment of the competition between the Japanese krill (Euphausia superba ... ) fishery and penguins during the penguins' breeding season (December to March) in the South Shetland ... IMPACT OF THE KRILL FISHERY ON PENGUINS IN THE SOUTH SHETLANDS T. Ichii, M. Naganobu and T. Ogishima ... period) due to an increase in fishing intensity in areas closer to the northern shelf of either ... actual competition between predators and the fishery should be assessed not only in terms of overlap ... , but also in terms of the influence of fishing on the availability of krill to predators (Croxall ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Автор(ы): Ichii, T., M. Naganobu and T. Ogishima

5. Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys

   Paper Title:  Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by ... acoustic surveys Abstract / Description:  Acoustic surveys carried out in the summer and autumn of 1987 ... -1989 estimated the biomass of myctophids in the Atlantic sector of the Southern Ocean between 48° and ... species, Electrona carlsbergi, were found only in some limited areas. The bulk of the surveyed biomass of ... WG-FSA-90/19 BIOMASS OF MYCTOPHIDS IN THE ATLANTIC ... . Kiseleva* Abstract Acoustic surveys carried out in the summer and autumn of 19g7 -19g9 estimated the ... biomass of myctophids in the Atlantic sector of the Southern Ocean between 4go and 56° and from go to ... carlsbergi, were found only in some limited areas. The bulk of the surveyed biomass of myctophids was found ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Автор(ы): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva

6. Moulting interval and growth of juvenile Antarctic krill fed different concentrations of the diatom Phaenodactylum tricornutum in the laboratory

   concentrations of the diatom Phaenodactylum tricornutum in the laboratory Abstract / Description:  Juvenile ... 0.047 mm day –1, which is too slow to support the hypothesised 2-year life-span of this animal in the ... field. Growth conditions of krill in the Southern Ocean are discussed, with special reference to the ... available food concentration. Note: The full text of this paper will be published under the above title in ... OF JUVENILE ANTARCTIC KRILL FED DIFFERENT CONCENTRATIONS OF THE DIATOM PHAENODACTYLUM TRICORNUTUM IN ... slow to support the hypothesised 2-year life-span of this animal in the field. Growth conditions of ... . Note : The full text of this paper will be published under the above title in Polar Biology (1987 ... krill in the Southern Ocean are discussed, with special reference to the available food concentration ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 223-225 : Автор(ы): Ikeda, T. and P.G. Thomas

7. Areas of seabed within selected depth ranges in the South-West Atlantic and Antarctic Peninsula regions of the Southern Ocean

   Paper Title:  Areas of seabed within selected depth ranges in the South-West Atlantic and ... Antarctic Peninsula regions of the Southern Ocean Abstract / Description:  Data were tabulated for FAO sub ... these categories. Areas estimated from admiralty charts were expressed as percentages for the following ... ;500m. Extra detailed information was presented for subdivisions 50, 51, and 52 of sub-area 48.3. File ... SELECTED DEPTH RANGES IN THE SOUTH-WEST ATLANTIC AND ANTARCTIC PENINSULA REGIONS OF THE SOUTHERN OCEAN 1 ... IN THE SOUTH-WEST ATLANTIC AND ANTARCTIC PENINSULA REGIONS OF THE SOUTHERN OCEAN I. Everson ... . there is no overlap in the area measured). * I. Everson, Areas of Seabed within Selected Depth Ranges ... in the South-West Atlantic and Antarctic Peninsula Regions of the Southern Ocean, British Antarctic ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 49-73 : Автор(ы): Everson, I.

8. Results of the sixth Ross Sea shelf survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, January 2017

   this paper we provide results of the sixth annual survey in the time series. The objectives of this ... survey included monitoring sub-adult (≤ 110 cm TL) toothfish in the south of SSRUs 881.J and 881.L in the ... of toothfish for the core strata showed an increase to the maximum observed in the time series ... appears in 2012 progressing through each year, with the appearance of a second strong cohort in 2015. The ...

   Meeting Document : WG-SAM-17/01 : Автор(ы): K. Large, L. Robinson and S. Parker

9. Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters

   (Euphausia superba) concentrations were studied in the waters north of the South Shetland Islands, a major ... the occurrence of high krill concentrations in these waters. Drifting buoys indicated that the surface ... by prevailing currents. In the waters north of the South Shetland Islands, krill appeared to be ... superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental ...

   Meeting Document : WG-EMM-98/18 : Автор(ы): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)

10. A RISK ASSESSMENT TO ADVISE ON STRATEGIES FOR SUBDIVIDING A PRECAUTIONARY CATCH LIMIT AMONG SMALL-SCALE MANAGEMENT UNITS DURING STAGE 1 OF THE STAGED DEVELOPMENT OF THE KRILL FISHERY IN SUBAREAS 48.1, 48.2, AND 48.3.

    populations to 75% or less of the abundances that might occur in the absence of fishing; the risks of such ... densities will fall below thresholds which necessitate involuntary changes in the behavior of the fleet are ... % or less of the abundances that might occur in the absence of fishing. As harvest rates are increased ... increase in some SSMUs. In general, the risks of depleting penguin and fish populations are greater for ...

    Meeting Document : WG-EMM-08/30 : Автор(ы): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)

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