Resultados de la búsqueda
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Validation of sink rates of longlines measured by two different methods
individual deployments than TDRs requiring repeated deployments on a longline. Sink rates measured to 2 m ... difficult and unreliable with bottles. Bottles had a higher failure rate (51 – 68 %) than TDRs (> 90 ...
Meeting Document : WG-FSA-03/62 : Autor(es): B. Wienecke and G. Robertson (Australia)
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Seasonal variation in acoustic estimates of krill density at South Georgia during 2001/2002
(middle), and one in May 2002 (late). The surveys were the second in a five-year series of observations ... South Georgia have revealed a similar pattern of change to that observed in 2000/2001 and highlight the ...
Meeting Document : WG-EMM-02/39 : Autor(es): C. Goss, S.A. Grant, N. Cunningham, J.L. Watkins, P.N. Trathan, E. Murphy and K. Reid (United Kingdom)
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Beach debris survey – Main Bay, Bird Island, South Georgia 1998/99
revealed a total of 213 items, 51% less than the total of 430 items in 1997/98 and the second lowest total ... 1990. The number of items collected in the summer was 172, a decrease of 45% from the 1997/98 total of ...
Meeting Document : SC-CAMLR-XIX/BG/05 : Autor(es): Delegation of the United Kingdom
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Towards an ecosystem status assessment for South Georgia ‘Variability of Southern Ocean Ecosystems’ Project Team
Abstract: We present the beginnings of a compilation of a suite of physical and biological ...
Meeting Document : WG-EMM-00/61
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Off the hook? Initiatives to reduce seabird by-catch in longline fisheries
, especially albatrosses and petrels, are affected, with unsustainable mortality rates in a number leading to ... -governmental bodies where appropriate) to implement national plans of action in a way that would solve the ...
Meeting Document : WG-FSA-99/6 : Autor(es): J. Cooper (South Africa), J.P. Croxall (United Kingdom) and K.S. Rivera (USA)
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VNIRO program on remote monitoring of oceanographic conditions in fishing areas of the World Ocean (the southwestern Atlantic and the southeastern Pacific)
Abstract: The paper presents a program of application of satellite and ship monitoring data on ... Pacific includes: a set of maps of weekly mean SST and monthly mean SST; resulted maps of gradients ...
Meeting Document : WG-EMM-98/14 : Autor(es): G.P. Vanyushin, T.B. Barkanova and A.A. Troshkov (Russia)
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Acoustic estimates of krill abundance at South Georgia, 1981–1998
a primary objective, and estimates derived for the first time here from acoustic data collected as a ...
Meeting Document : WS-AREA 48-98/9 : Autor(es): A.S. Brierley, J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson (UK)
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USING GENERALIZED DISSIMILARITY MODELLING TO ANALYSE AND PREDICT PATTERNS OF BETA DIVERSITY IN REGIONAL BIODIVERSITY ASSESSMENT
Abstract: Generalized dissimilarity modelling (GDM) is a statistical technique for analysing and ... barriers to dispersal between geographical locations. The approach can be applied to a wide range of ...
Meeting Document : WS-VME-09/P03 : Autor(es): Richardson, K., Manion, G., Ferrier, S., Elith, J.
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Commercial krill fisheries in the Antarctic 1973–1988
(Euphausia superba) fishery between 1972/73 and 1987/88. With time the annual krill catch rose gradually to a ... peak of some 500 000t in 1981/82 before droping to a low level in 1983/84 and stabilising at about 400 ...
Meeting Document : SC-CAMLR-VIII/BG/11 : Autor(es): Delegation of South Africa
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Interannual variation in the diet of the Antarctic prion Pachyptila desolata at South Georgia
was mainly crustaceans, with a small proportion of myctophid fish and trace amounts of cephalopods ... to maintain a comparable level of reproductive success, unlike most other krill feeding species which ...
Meeting Document : WG-EMM-97/12 : Autor(es): Croxall, J.P., Edwards, T.M., Reid, K.