Resultados de la búsqueda
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COLLAPSE OF SOUTH AFRICA’S PENGUINS IN THE EARLY 21ST CENTURY
Algoa Bay (Eastern Cape), their breeding localities in these regions being separated by c. 600 km. Their ...
Meeting Document : WG-EMM-11/P8 : Autor(es): R.J.M. Crawford, R. Altwegg, B.J. Barham, P.J. Barham, J.M. Durant, B.M. Dyer, D. Geldenhuys, A.B. Makhado, L. Pichegru, P.G. Ryan, L.G. Underhill, L. Upfold, J. Visagie, L.J. Waller and P.A. Whittington
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man made debris at Bird Island, South Georgia, during the 2006 winter and 2006/07 breeding season
abundant material overall (28%), closely followed by fishing nets (26%). Juveniles (including sub-adults ... as severe or very severe. Synthetic string/rope was the most commonly found item forming neck collars ... (37% and 35% during winter and summer respectively). On 16 occasions the material was found to be a ...
Meeting Document : SC-CAMLR-XXVI/BG/17 : Autor(es): Delegation of the United Kingdom
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Preliminary assessment of the South Georgia toothfish stock, 2007
which smaller fish survive tagging better than large fish, and (b) by re-estimating from our tagging ...
Meeting Document : WG-FSA-07/29 : Autor(es): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)
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Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing activities amongst SSMUs
seasons by analyzing CPUE (catch per hour) patterns towards the end of their sets of operations before ...
Meeting Document : WG-EMM-07/27 : Autor(es): S. Kawaguchi, A. Constable and S. Nicol (Australia)
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On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector
decline westwards on the shelf north of the South Shetlands off western King George. By referencing ...
Meeting Document : WS-BSO-07/10 : Autor(es): S.J. Lockhart and C.D. Jones (USA)
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Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates
winter were predominantly low (mean = 18.7 g m-2 SD 24.3) but rose substantially by summer in each year ...
Meeting Document : WG-EMM-06/25 : Autor(es): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)
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Review of the use of survey data and length-at-age models in the assessment of Dissostichus eleginoides in the vicinity of Heard Island and McDonald Islands (Division 58.5.2)
that best estimates of cohort abundance will be achieved when mixture analysis is informed by accurate ... abundance of juvenile fish and the length-at-age model were also examined. Yield estimates were found to be ...
Meeting Document : WG-FSA-06/44 Rev. 1 : Autor(es): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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Developing a carbon-budget trophic model of the Ross Sea, Antarctica: work in progress
which has been estimated by sifting published and unpublished information. Local information on ... first run of the model was carried out, and the initial set of parameters was not found to be self ...
Meeting Document : WG-EMM-05/18 : Autor(es): M. Pinkerton, S. Hanchet, J. Bradford-Grieve and P. Wilson (New Zealand)
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2004/05
, being reached by 18 March 2005. The change in fishing patterns between seasons is reflected in the mean ...
Meeting Document : WG-FSA-05/29 : Autor(es): S.M. Hanchet, M.L. Stevenson, N.L. Phillips and A. Dunn (New Zealand)
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Seabird avoidance measures for small Alaskan longline vessels
access window produced by vessels deploying fixed gear at faster speeds averaged 90 m. Gear sink rates ... guidelines. Vessel speed was found to be a primary determinant of both the distance astern that longline ...
Meeting Document : WG-FSA-05/36 : Autor(es): E.F. Melvin and M. Wainstein (USA)