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Population dynamics of the wandering albatross Diomedea exulans at Marion Island: long-line fishing and environmental influences
in the Marion Island population has fluctuated over the past three decades and appears to be the ... that attempts to breed in a given year. Changes in several demographic parameters that appear to be ... than expected survival rates of breeding adults during the late 1990s may be linked to large amounts of ...
Meeting Document : WG-EMM-03/11 : Автор(ы): D.C. Nel, F. Taylor, P.G. Ryan and J. Cooper (South Africa)
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The Generalised Yield Model version 5: structure, specifications and examples for validation
parameters into the model. It also details how different parts of the model can be manipulated to explore ... alternative functions. Finally, some examples are presented to show how the GYM can be validated by the user ... Yield Model (GYM), Version 5.01b can be downloaded from the Australian Antarctic Division Website ...
Meeting Document : WG-FSA-SAM 03/14 : Автор(ы): A. Constable (Australia)
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Population dynamics of wandering albatrosses Diomedea exulans at sub-Antarctic Marion Island: longline fishing and environmental influences
the past three decades and appears to be the result of both real changes in the size of the population ... changes in several demographic parameters that appear to be influenced by both environmental and ... 1990s may be linked to large amounts of supplementary food being made available by the initiation of a ...
Meeting Document : WG-FSA-02/16 : Автор(ы): D.C. Nel, P.G. Ryan and J. Cooper (South Africa)
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Assessment of yield and status of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean: implications for managing by-catch in CCAMLR fisheries
area and showed that M. carinatus did not appear to be aggregated over any part of BANZARE Bank. The ... of the median pre-exploitation spawning biomass. This assessment could be used as a basis for setting ... . This catch rate may be useful in setting general by-catch rules for M. carinatus to protect the species ...
Meeting Document : WG-FSA-99/69 : Автор(ы): E.M. van Wijk, A.J. Constable, R. Williams and T. Lamb (Australia)
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Population assessment of Patagonian toothfish in Subarea 48.4 – 2011 update
southern limit of the D. eleginoides population. It should probably be incorporated into the assessment and ... suggest that further data on the D. eleginoides population at Saunders island should be acquired, with ... . eleginoides in 48.4 South. We also propose that directed fishing on D. mawsoni should not be permitted in 2011 ...
Meeting Document : WG-FSA-11/38 : Автор(ы): J. Roberts, R. Mitchell and R. Wakeford (United Kingdom)
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PENGUIN RESPONSES TO CLIMATE CHANGE IN THE SOUTHERN OCEAN
Abstract: Penguins are adapted to live in extreme environments, but they can be highly sensitive ... species-specific adaptations also constrain potential changes in phenology, and are unlikely to be ... tolerance; species with low adaptability, particularly the ice-obligates, may therefore be more affected by ...
Meeting Document : WG-EMM-09/P09 : Автор(ы): J. Forcada and P.N. Trathan
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ALLOCATING THE PRECAUTIONARY CATCH LIMIT FOR KRILL AMONGST THE SMALL-SCALE MANAGEMENT UNITS IN AREA 48: THE IMPLICATIONS OF DATA UNCERTAINTIES
that a strong case can be made against Option 4, which is likely to increase ecosystem risk when the ... suggest that the data documenting the distribution of krill standing stock are likely to be more reliable ... . However, we note that though Option 3 appears to be the most favourable, there is little documentary ...
Meeting Document : WG-EMM-08/12 : Автор(ы): P.N. Trathan and S.L. Hill (United Kingdom)
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GROUNDFISH SURVEY IN CCAMLR SUB-AREA 48.3 IN APRIL 2008 WITH PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH
(2003), the biomass of mackerel icefish was estimated to be 80,426 tonnes, with a lower 1-sided 95% CI ... 2007/08 catch that remained after the survey (1709 tonnnes) will be taken. Scenario 1, which included ... was successful. The icefish appeared to be dispersed, which is amenable to a random trawl survey ...
Meeting Document : WG-FSA-08/28 : Автор(ы): M.A. Collins, R.E. Mitchell, C.E. Main, J. Lawson, J. Watts, J. Slakowski, L. Featherstone and O. Rzewuski (UK)
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Factors influencing Antarctic krill distribution in the South Shetlands
factors were considered to be responsible for this characteristic distribution of krill. Diatoms were the ... . Hence, higher diatom biomass may be one of factors forming krill concentrations in the inshore and ... . The frontal zone was considered to be favorable spawning ground for krill: not only because of the ...
Meeting Document : WG-KRILL-93/38 : Автор(ы): T. Ichii, H. Ishii and M. Naganobu (Japan)
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Research and monitoring to support an MPA in the Ross Sea Region
should be structured. Here we present a draft plan to support an MPA in the Ross Sea Region (RSR) and ... largely represents a mechanism for generating discussion that we hope will be useful to all Members ... of what we present here can, where appropriate, be merged with elements developed by others to ...
Meeting Document : WG-EMM-12/46 : Автор(ы): G.M. Watters and C.S. Reiss (USA)
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