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1. Diet variability and reproductive performance of macaroni penguins (Eudyptes chrysolophus) at Bird Island, South Georgia

   (Euphausia superba) was the main prey in 17 out of 22 years. Amphipods (Themisto gaudichaudii) were the main ... gross energy content of individual meals was often above average in years when the diets contained fewer ... euphausiids, but fledging mass was always below average in these years. Although macaroni penguins are able to ... . frigida) in 2000. There was no clearly dominant prey group in 1999. The five-year average proportion of E ...

   Meeting Document : WG-EMM-12/17 : Autor(es): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan (United Kingdom)

2. A BALANCED MODEL OF THE FOOD WEB OF THE ROSS SEA, ANTARCTICA

   average, recent year (1990–2000). The focus of the model is on the role of Antarctic toothfish in the food ... consistency. The model has 38 trophic groups and is balanced in terms of annual flows of organic carbon in an ... ) in trophic flows between groups. Parameters for biomass, production rate, growth efficiency, diet ... efficiency) and all groups together was 1.7%, and for diet fractions was 0.6%. Large but not implausible ...

   Meeting Document : WG-EMM-09/42 : Autor(es): M.H. Pinkerton, J.M. Bradford-Grieve and S.M. Hanchet (New Zealand)

3. WG-KRILL-93

   . Stanton (USA) WG-KRILL-93/07 An assessment of the impact of krill fishery on penguins in the South ... Elephant Island in 1991/92 and 1992/93 V. Loeb (USA) and V. Siegel (Germany) WG-KRILL-93/09 Fine-scale ... catches of krill in Area 48 reported to CCAMLR for the 1991/92 fishing season Secretariat WG-KRILL-93/10 ... Krill catch distribution in relation to predator colonies 1987 to 1992 Secretariat WG-KRILL-93/11 ...

   Meeting

4. Age and growth of Scotia Sea icefish Chaenocephalus aceratus (Lönnberg, 1906), from the South Shetland Islands

   around the South Shetland Islands in the austral summer 2002 (January-February). Fish were caught by ... observed in other recent surveys within the same area, C. aceratus represented one of the predominant ... were estimated by counting annuli present in the sagittal otoliths, exposed by grinding and polishing ... from different institutions. The age range was 1-17 years for females and 1- 15 years for males. Von ...

   Meeting Document : WG-FSA-02/77 : Autor(es): M. La Mesa, J. Ashford, E. Larson and M. Vacchi

5. Conflict or co-existence? Foraging distribution and competition for prey between Adélie and chinstrap penguins

   penguins and 24 chinstrap penguins were used to compare foraging distributions. In both years the diet of ... segregation. There was a significant difference in the foraging areas used by Adélie penguins between years ... in foraging distribution and breeding success suggest that in years of low resource availability ... both species was exclusively Antarctic krill (Euphausia superba) of the same size range. In a year of ...

   Meeting Document : WG-EMM-02/15 : Autor(es): A.S. Lynnes, K. Reid, J.P. Croxall and P.N. Trathan (United Kingdom)

6. A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies

   -estimated parameters. A young-age adjustment (less than 5 years old) to the VB model is also given in order ... frequencies were also included in defining relative probabilities, the VP maximum likelihood (MLPLB) and IWLS ... measured at release and first recapture in mark–recapture studies were compared where predictions used the ... developed and showed that the bias is relatively small for the range of release lengths in the data ... than 5 years old) to the VB model is also given in order to give more realistic predictions of mean ... . Note the relatively small number of fi sh either greater than 1 000 mm in length or greater than 20 ... years in age. This is due to the combined effect of natural and fi shing mor- tality and the effect of ... – 20 year range. This translated to larger predictions for the MLPLB-fi tted curve for ages below 5 ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Autor(es): Candy, S.G., A.J. Constable, T. Lamb and R. Williams

7. WG-CEMP-92

   -CEMP-92/30 On the problem of Soviet krill fishery allocation and intensity in the area of Elephant ... Suggestion for change in format of CEMP standard methods publication Secretariat WG-CEMP-92/11 Can we use ... in the vicinity of Elephant Island in the 1992 austral summer R.P. Hewitt and D.A. Demer (USA) WG ... estimating prey requirements of Antarctic fur seals in the Antarctic Peninsula Integrated Study Region ...

   Meeting

8. Spatio–temporal dynamics of Antarctic krill fishery: identification of fishing hotspots

   those years when the precautionary catch limit is reached. These events occur mainly in the centre of ... Abstract:  Antarctic krill is a key species in the Southern Ocean food web and is also the target ... of the greatest fishery in Antarctic waters. Management of the fishery is based on a precautionary ... subarea. Despite that the fishery is operating in the Antarctic Peninsula area since 1980s, the spatial ...

   Meeting Document : WG-EMM-16/52 : Autor(es): F. Santa Cruz, B. Ernst and J.A. Arata

9. WG-FSA-07

   . Smith (New Zealand) WG-FSA-07/14 A new fishing gear in the Chilean Patagonian toothfish fishery to ... abundance and distribution of fish in the Kerguelen Islands’ zone (Division 58.5.1) G. Duhamel and M ... . Hautecoeur (France) WG-FSA-07/17 Proposal to extend the fishing season for longline fishing in CCAMLR ... . Pierre (New Zealand) WG-FSA-07/19 Experience with seabird by-catch limits in a trial of longline fishing ...

   Meeting

10. The biology and ecology of mackerel icefish, Champsocephalus gunnari – an Antarctic fish species that lack haemoglobin

    characteristics in common, such as feeding mode and food, early life history, and growth in the first years of ... . They may grow to more than 60cm and may become 13-15 years old. However, in the vicinity of South ... , its distribution ranges from the Scotia Arc region, namely South Georgia, in the Atlantic Ocean sector ... to the Kerguelen-Heard Plateau in the Indian Ocean sector. Mackerel icefish have been heavily ...

    Meeting Document : WG-FSA-96/24 : Autor(es): Everson, I., Kock, K.-H.

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