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1. Use of a population model to assess the impact of longline fishing on wandering albatross populations

   Abstract:  An age-structured model of a wandering albatross Diomedea exulans population is ... investigate the potential impacts of new longline fisheries such as that for Patagonian toothfish Dissostichus ... time lag of 5-10 years before further decreases in population numbers are reflected in the breeding ... population. Also, because wandering albatrosses are long-lived, population growth rates take approximately 30 ...

   Meeting Document : WG-IMALF-94/08 : Автор(ы): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)

2. Entanglement of Antarctic fur seals in man-made debris at Bird Island, South Georgia

   compared to 30), it was substantially lower than during the 1988/89 and 1989/90 seasons (190 and 156 ... 1991 as part of an on-going study by the British Antarctic Survey. Only seven seals were observed ... years. Author(s):  Delegation of United Kingdom Title:  Entanglement of Antarctic fur seals in man-made ... incidence of entanglement during the pup-rearing period was slightly higher than in the previous year (48 ...

   Meeting Document : SC-CAMLR-XI/BG/09 : Автор(ы): Delegation of United Kingdom

3. Population and survival trends of wandering albatrosses (Diomedea exulans) breeding on Macquarie Island

   than 20 breeding pairs. Most breeding birds in this small population are banded and monitoring over the ... last 40 years has increasingly focused on their conservation status. Demographic trends of the ... with information from an intensive demographic study conducted between 1994 and 2003. Annual breeding ... Ocean including Marion Island, Iles Crozet and Amsterdam Island. The age distribution of the current ...

   Meeting Document : WG-FSA-04/50 : Автор(ы): A. Terauds, R. Gales, R. Alderman and G.B. Baker (Australia)

4. Demographic effects of extreme weather events: snow storms, breeding success, and population growth rate in a long-lived Antarctic seabird

   extreme weather events increase, there is an urgent need to understand and predict the ecological ... Antarctic petrels and assess whether snow storms are an important driver of annual breeding success and ... heavy snow storms, and long term data on petrel productivity (i.e., number of chicks pro- duced) at the ... colony level. Our results indicated that snow storms are an important determinant of nest survival and ...

   Meeting Document : WG-EMM-16/P13 : Автор(ы): S. Descamps, A. Tarroux, Ø. Varpe, N.G. Yoccoz, T. Tveraa and S.-H. Lorentsen

5. ANALYSIS OF KRILL OBSERVER COVERAGE IN SUBAREA 48.3

   one season, and have been present on board for about 30% of the fishing season. They have achieved a ... efficient sampling proportion, at least for 48.3, should be >50% of vessels sampled each season, 20% of ... total season hauls sampled for krill and an equivalent or higher sampling proportion for larval fish ... strategies should be pursued for at least 4 years before the Scientific Committee will have sufficient data ...

   Meeting Document : WG-EMM-09/25 : Автор(ы): D.J. Agnew, P. Grove, T. Peatman, R. Burns and C. Edwards (United Kingdom)

6. A characterisation of the toothfish fishery in the Ross Sea region (Subarea 88.1 and SSRUs 88.2A–B) to 2016–17

   record, resulting in the shortest season to since the fishery started. Median and 90%ile scaled lengths ... show no trend on the Shelf, Slope or North. Age frequencies show no uniform trend and are probably ... time in all three locations. The catch limits for macrourid and skates are dictated by CM 41-09 ... . Because the areas open to fishing will change in 2018, with the implementation of the Ross Sea region ...

   Meeting Document : WG-FSA-17/07 : Автор(ы): S. Parker and S. Mormede

7. Uncertainty in green weight estimates from Norwegian krill fishing vessels

   an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ... form implemented for the fleet in 2012. There are at present three Norwegian vessels operating in the ... therefore be important contributions to an estimate of total uncertainty in catch weight. Here, we present ...

   Meeting Document : WG-EMM-13/41 : Автор(ы): G. Skaret and T. Knutsen (Norway)

8. NEW REGIONAL-SCALE SURVEYS OF THE ADÉLIE PENGUIN BREEDING POPULATION IN PRYDZ BAY: A STEP TOWARDS IMPROVED ESTIMATION OF KRILL CONSUMPTION IN EAST ANTARCTICA

   conducted 30 years ago. To understand current levels of prey consumption in east Antarctica it is therefore ... Abstract:  Understanding circumpolar penguin abundance is critical for developing realistic ... . A review of historical Adélie penguin survey data in east Antarctica revealed Prydz Bay as a ... priority region for new survey work to improve population estimates. Prydz Bay is considered to have the ...

   Meeting Document : WG-EMM-11/32 : Автор(ы): C. Southwell, J. McKinlay, K. Newbery, L. Emmerson and J. Lieser (Australia)

9. Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector

   somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ... for fish from the notal area is, probably, 5 years. E. carlsbergi investigated in the Antarctic waters ... become mature at the 3rd year of life at 85-89 mm length. Determined differences of the length–age and ... the Southern Ocean Atlantic sector have been studied on the basis of the data for 1987-1989. Mean ...

   Meeting Document : WG-FSA-90/21 : Автор(ы): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)

10. Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area

    published suggest a relatively fast growing, semelparous, life history with a maximum age of 11 years. The ... estimate of K from the growth function for specimens assumed to be M. evseenkoi is much higher than for ...

    Meeting Document : WG-FSA-12/50 : Автор(ы): S. Parker, P. McMillan and P. Marriott (New Zealand)

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