Search results
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Population, breeding, diet and conservation of Crozet shag Phalacrocorax [atriceps] melanogenis at Marion Island, 1994/95 to 2002/03
shags breed for the first time when aged three years. It is probable that about 25% of the mature ... seasons, breeding pairs on average fledged 0.30 chicks from first clutches, an amount thought inadequate ... shags breed for the first time when aged three years. It is probable that about 25% of the mature ... seasons, breeding pairs on average fledged 0.30 chicks from first clutches, an amount thought inadequate ...
Meeting Document : WG-EMM-03/17 : Author(s): R.J.M. Crawford, J. Cooper, B.M. Dyer, A.C. Wolfaardt, D. Tshingana, K. Spencer, S.L. Petersen, J.L. Nel, D.G. Keith, C.L. Holness, B. Hanise, M.D. Greyling and M. du Toit (South Africa)
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AMLR 2009/10 Field Season Report: objectives, accomplishments and conclusions
of krill abundance also decreased, for the second consecutive year, and recruitment indices were low ... , indicating that a weak cohort was produced the previous year. The abundance of Salpa thompsoni was greater ... this year than the last ten years. The production of penguin chicks decreased compared to the 2008/09 ... breeding season; gentoo penguins produced 16% fewer than the 12-year mean, while chinstrap penguins ...
Meeting Document : WG-EMM-10/P12 : Author(s): A. Van Cise (Editor)
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 1999–2000
Abstract: This paper summarises seabird bycatch during the fourth year (July 1999-June 2000 ... years, much of the variance could be explained in terms of fishing season (higher bycatch rate in summer ... This paper summarises seabird bycatch during the fourth year (July 1999-June 2000) of sanctioned ... %) birds killed on only 49 sets that had multiple casualties (2.8% of sets). As in previous years, much ...
Meeting Document : WG-FSA-00/30 : Author(s): P. Ryan and B. Watkins (South Africa)
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Preliminary assessment of the South Georgia toothfish stock, 2007
higher than was estimated last year. 2. Improvements are made to the fit of tag data through ... retardation than larger fish, and that on average it is 1 year or more. 3. A new model is developed which uses ... estimates year class strength which corresponds, in some years, with estimates made from the South Georgia ... be considered, and that the toothfish assessment is undertaken at periods of greater than one year. Author ...
Meeting Document : WG-FSA-07/29 : Author(s): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)
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The effect of temporal variability on power analysis predictions for Adélie penguin CEMP parameters at Béchervaise Island
– 6.7%). For example, with a 10 year monitoring program it is possible to detect fixed increases ... or decreases larger than 2% each year with more than 80% power. Increasing the duration of the monitoring ... to 10 years duration. Author(s): L.M. Emmerson and C. Southwell (Australia) Title: The effect ... %). For example, with a 10 year monitoring program it is possible to detect fixed increases or decreases larger ...
Meeting Document : WG-EMM-03/49 : Author(s): L.M. Emmerson and C. Southwell (Australia)
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Streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources (SC-CAMLR)
Abstract: In recent years, the Scientific Committee has been dealing with a great diversity ... of the Scientific Committee. These options include having three meeting periods timetabled through the year: a two ... and maybe workshops in mid-year, and a short meeting of the Scientific Committee just prior to the annual ... In recent years, the Scientific Committee has been dealing with a great diversity of important ...
Meeting Document : WG-EMM-15/59 : Author(s): G. Watters (USA), A. Constable and D. Welsford (Australia)
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Seabird mortality in the Japanese tuna longline fishery around Australia, 1988–1995
Abstract: Large numbers of seabirds are killed each year within the Australian Fishing Zone (AFZ ... ) by Japanese longline vessels targeting tuna. In recent years the estimated rate of seabird bycatch in the AFZ ... has been in the order of 0.15 birds 1000 hooks, translating to mortalities of 1000-3500 birds per year ... Large numbers of seabirds are killed each year within the Australian Fishing Zone (AFZ) by Japanese ...
Meeting Document : WG-FSA-98/31 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)
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Analysis of variability of krill size and fish by-catch in Japanese krill fishery based on scientific observer data
cluster units (i.e., year, sub-area, vessel, cruise, and haul) based on a state-space model, separating ... length and bycatch fish number, the parameters estimated by MCMC hardly show difference among years, sub ... -areas, and vessels. The potent interaction effect between year and sub-area suggests large spatio ... ., year, sub-area, vessel, cruise, and haul) based on a state-space model, separating biological process ...
Meeting Document : WG-EMM-12/68 : Author(s): T. Okuda and M. Kiyota (Japan)
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Report on conversion factor of the Antarctic toothfish, Dissostichus mawsoni, by Korean longline vessels in 2015/16
, by Korean longline vessels in 2015/16 Microsoft Word File: sam-16-30.docx Approval: Approved Secretariat ...
Meeting Document : WG-SAM-16/30 : Author(s): Delegation of the Republic of Korea
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A REVIEW OF BIAS AND UNCERTAINTY IN ANTARCTIC PACK-ICE SEAL ABUNDANCE ESTIMATES
than 50 years from when pack-ice seal surveys were first undertaken and reported in the 1950s ... to provide a sense of evolution and development of methodologies over a 50 year period of application ... years from when pack-ice seal surveys were first undertaken and reported in the 1950s to the present day ... of evolution and development of methodologies over a 50 year period of application. The methodologies employed ...
Meeting Document : CCAMLR-IWC-WS-08/06 : Author(s): Steinhage, D., Bengtson, J., Blix, A.S., Bester, M., Boveng, P., Laake, J., Cameron, M., Nordøy, E., Forcada, J., Stewart, B., Southwell, C., Trathan, P., Rogers, T., Plotz, J., Bornemann, H.