Résultats de la recherche
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Correlation between krill and Champsocephalus gunnari stocks in the South Georgia Area 48.3
Abstract: After almost a ten-year gap in fishing for Champsocephalus gunnari in the area of South ... short-time fishing operation in February-March, 1999. Overall, 85 pelagic trawlings yielded 264 tons of ... determine a clear correlation between concentrations of adult fish and krill on the north-western shelf of ... South Georgia. At the same time, lasting of the feeding stocks of C. gunnari depended on weather ...
Meeting Document : WG-EMM-99/27 : Auteur(s): K.V. Shust, V.L. Senioukov, P.N. Kochkin andN.A. Petrukhina (Russia)
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REPORT ON THE ABANDONED GILLNET RETRIEVAL OPERATION CONDUCTED BY AUSTRALIA IN CCAMLR STATISTICAL DIVISION 58.4.3B (BANZARE BANK)
gillnets as a fishing method to target toothfish in the Convention area. Estimating the impact of IUU ... fishing is hampered by a lack of data on the design, deployment, catch and bycatch rates of gill nets ... (Statistical Division 58.4.3b), and the toothfish and bycatch found when a section of the gillnet was retrieved ... . Based on the amount of toothfish found in the 8 km long section of net retrieved, upwards of 29 tonnes ...
Meeting Document : CCAMLR-XXVIII/BG/22 : Auteur(s): Delegation of Australia
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A new approach to selecting Marine Protected Areas (MPAs) in the Southern Ocean
Abstract: Conservation of the high seas marine environment poses a significant challenge to ... policy-makers and managers. Marine conservation efforts are often hindered by the lack of data and the ... difficulties in addressing multiple, and typically conflicting uses. The majority of extant Marine Protected ... Areas (MPAs) are in coastal or tropical regions within national jurisdiction. Conservation of high seas ...
Meeting Document : WS-BSO-07/P3 : Auteur(s): Harris, J., M. Haward, J. Jabour and E.J. Woehler
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Toothfish, skate and longline by-catch survey in Subarea 48.3
Abstract: This was the first deep-water trawl survey of the South Georgia Maritime Zone funded by ... the Government of South Georgia and the South Sandwich Islands (GSGSSI) as part of the South Georgia ... ecology of Patagonian toothfish (Dissostichus eleginoides) at South Georgia as well as providing ... information on bycatch species of the longline fishery, particularly grenadiers (Macrourids) and Skates ...
Meeting Document : WG-FSA-03/15 : Auteur(s): M. Belchier, M. Collins, M. Endicott, I. Everson, S. Hawkins, T. Marlow, T. Mulvey and R. Paterson (United Kingdom)
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An exploratory fishing expedition for Dissostichus eleginoides around the South Sandwich Islands, Antarctica
Subarea 48.4), to establish the presence and abundance of the Patagonian Tootfish Dissostichus eleginoides ... with a view to opening a new fishery under the auspices of the Commission for the Conservation of ... following guidelines set out in the CCAMLR Scientific Observers Manual and in a memorandum of understanding ... between the Governments of Chile and the UK. A new fishery in Subarea 48.4 was found not be commercially ...
Meeting Document : SC-CAMLR-XII/BG/04 : Auteur(s): Delegations of Chile and United Kingdom
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Krill aggregation characteristics: spatial distribution patterns from hydroacoustic observations. Polar Biology (in press)
Abstract: The distributional features and physical characteristics of some 1500 krill (Euphausia ... biomass was log-normally distributed with a mean of 0.18 t. Only 3% of the aggregations were heavier than ... 1 t. The aggregations were on average 4.2 km apart along-track, and on 10 of the 15 survey days were ... randomly distributed, judged by a Chi-square test based on expected Poisson statistics. The distribution of ...
Meeting Document : WS-KCPUE-89/11 : Auteur(s): D.G.M. Miller and I. Hampton (South Africa)
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia
with the exception of responses to Agenda Item No. 3.12 of the Draft Report of the WG-SAM-15 ... considerations of spatial structure, biomass and connectivity of toothfish populations. In addition ... , environmental data from CTD (conductivity, temperature and depth) and video loggers will contribute to models of ... conservation of representative areas of benthic biodiversity. Additional outcomes include mapping of the ...
Meeting Document : WG-FSA-15/47 Rev. 1 : Auteur(s): Delegation of Australia
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WS-MPA-05
tool for the Southern Ocean IUCN information paper Submitted by IUCN WS-MPA-05/05 A compilation of ... documents Doc Number Title WS-MPA-05/01 MPA Workshop terms of reference WS-MPA-05/02 List of participants WS ... -MPA-05/03 List of documents WS-MPA-05/04 Marine protected areas in the context of CCAMLR: a management ... IUCN WS-MPA-05/06 Guidelines for establishing the [Australian] national representative system of marine ...
Meeting
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Unusual breeding by seabirds at Marion Island during 1997/98
species of seabirds capable of foraging over wide areas and for a tern. The number of king penguin ... Aptenodytes patagonicus chicks surviving to the start of spring in 1997 was considerably more than previously ... recorded. Greater numbers of wandering Diomedea exulans and grey-headed Thalassarche chrysostoma ... southern giant petrels, reproductive success was higher than in any other year, as was survival of chicks ...
Meeting Document : WG-EMM-03/13 : Auteur(s): R.J.M. Crawford, C.M. Duncombe Rae, D.C. Nel and J. Cooper (South Africa)
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PREDICTING SPECIES DISTRIBUTIONS FROM MUSEUM AND HERBARIUM RECORDS USING MULTI-RESPONSE MODELS FITTED WITH MULTIVARIATE ADAPTIVE REGRESSION SPLINES
Abstract: Current circumstances — that the majority of species distribution records exist as ... of species distributions — mean that scientists and conservation managers seek to develop robust ... lack of reliable information about sites where species are absent. Here we test two approaches for ... overcoming these difficulties, analysing a range of data sets using the technique of multivariate adaptive ...
Meeting Document : WS-VME-09/P02 : Auteur(s): Elith, J., Leathwick, J.