Resultados de la búsqueda
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Mercury concentrations in Patagonian toothfish, Dissostichus eleginoides Smitt 1898, among three distinct ocean basins
mackerel, that are considered high in Hg concentration by the U.S. Food and Drug Administration. In ... contrast, those from the Atlantic basin were found to have similar lower values in fish like haddock ... , halibut, cod, albacore tuna, and orange roughy. Explanation of these geographical differences in Hg may be ... hydrographic barrier, as suggested in other studies on Patagonian toothfish, to anthropogenic sources of ...
Meeting Document : WG-FSA-06/24 : Autor(es): K. Dawson Guynn and M.S. Peterson (USA)
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The utility of satellite remote sensing for identifying the location and size of penguin breeding sites in Antarctica: a review of previous work and specifications of some current satellite sensors
Antarctica and the sub-Antarctic islands, satellites offer obvious potential for such a task in this region ... with respect to the following issues: spectral response of surrounding material, variability in the ... spatial resolution of the technology and penguin breeding sites. Developments in satellite technology ... directions for further evaluation work, and possible survey design options for addressing deficiencies in ...
Meeting Document : WG-EMM-03/51 : Autor(es): C. Southwell and L. Meyer (Australia)
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Foraging interactions of wandering albatrosses Diomedea exulans breeding on Marion Island with longline fisheries in the southern Indian Ocean
Wandering Albatrosses breeding on Marion Island in order to assess the scale of interactions with known long ... island, in warmer waters, and showed high spatial overlap with areas of intense tuna Thunnus spp. long ... items. Independent of these seasonal differences, females foraged farther from the islands and in warmer ... in the survival probabilities of males and females. Non-breeding birds foraged in warmer waters and ...
Meeting Document : WG-FSA-01/10 : Autor(es): D.C. Nel, P.G. Ryan, J.L. Nel, N.T.W. Klages (South Africa), R.P. Wilson (Germany) and G. Robertson (Australia)
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JAPANESE SCIENTIFIC OBSERVER ACTIVITIES FOR KRILL FISHERY IN CCAMLR CONVENTION AREA FROM 2003/04 TO 2007/08 FISHING SEASONS
concentrated to the Subarea 48.3. The observer coverage was 32.2 – 51.4 %, and exceeded 50 % in 2007/08 season ... bycatch species in order to ensure their skill in data and sample collection. Resultant data and samples ... the krill samples revealed the occurrence of black-spot disease in Antarctic krill and its relation to ... FISHERY IN CCAMLR CONVENTION AREA FROM 2003/04 TO 2007/08 FISHING SEASONS Approval: Approved ...
Meeting Document : WG-EMM-09/19 : Autor(es): M. Kiyota and T. Iida (Japan)
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A PROPOSED MANAGEMENT PROCEDURE FOR THE TOOTHFISH (Dissostichus eleginoides) RESOURCE IN THE PRINCE EDWARD ISLANDS VICINITY
Pessimistic” and a “Pessimistic” current status for the toothfish resource in the Prince Edward Islands region ... recommendations for this resource. The MP uses two data sources: the recent trend in longline CPUE and the mean ... reasonably robust across a range of sensitivity tests, though does deteriorate in conservation terms if ... necessary to guard against a change in selectivity towards greater catches of older fish. Author(s): A ...
Meeting Document : WG-SAM-08/11 : Autor(es): A. Brandão and D.S. Butterworth (South Africa)
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Orientation of Antarctic krill in an aquarium
strength (TS) values, since TS varies with body orientation. Krill body orientation was measured in an ... . Although mature females with marked swelling of the cephalothorax were not included in the experiment, the ... center of mass was found to be situated more to the anterior than in males and immature females. The ... anterior and the pleopods are less developed in females. It is concluded that the orientation, and ...
Meeting Document : WG-KRILL-93/24 : Autor(es): Y. Endo (Japan)
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Deployment and recovery of an archival tag on an Antarctic toothfish in the Ross Sea
migration patterns in fishes. Understanding these movement patterns is one of the key information needs for ... large toothfish on the Ross Sea slope in January 2013 and report on the first recovery of an Antarctic ... toothfish tagged with an archival tag. The fish was recaptured in the fishery the following season (December ... and contrasting patterns throughout the time series in several variables recorded and several periods ...
Meeting Document : WG-FSA-14/64 : Autor(es): S.J. Parker, D.N. Webber and R. Arnold (New Zealand)
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Seasonal variation in the diet of Arctocephalus gazella at 25 de Mayo/King George Island, South Shetland Islands, Antarctica
. gazella during the winter period in the South Shetlands area. A total of 224 scats were collected in the ... antarcticum constituted the dominant fish prey species; in winter only P. antarcticum was dominant, while ... myctophids were absent. The only squid species present in the diet was Slozarsykowia circumantarctica. It is ... ) Title: Seasonal variation in the diet of Arctocephalus gazella at 25 de Mayo/King George Island, South ...
Meeting Document : WG-EMM-15/37 : Autor(es): A. Harrington, G.A. Daneri, A.R. Carlini, D.S. Reygert and A. Corbalán (Argentina)
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Using data recorded during commercial krill fishing in Feedback Management
same time the data might inform about patterns in the ecosystem of importance to FBM. Similarly ... distribution and abundance of krill in the South Orkney Islands. However, due to the lack of survey design ... might inform about some of this uncertainties. In this paper we discuss how the information of these two ... papers can be used in an operational FBM. Author(s): O.R. Godø, G. Skaret and E. Niklitschek Title ...
Meeting Document : WG-EMM-16/74 : Autor(es): O.R. Godø, G. Skaret and E. Niklitschek
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Use of a deep-water longline of the Spanish type and its modifications in the Russian research of Ross Sea toothfish during the season 2004/05–2005/06
hake (Merluccius merluccius) fishery in the coastal and deep waters of the North Atlantic and its ... modifications used on fishery of Antarctic toothfish (D. mawsoni) and Patagonian toothfish (D. eleginoides) in ... » by two vessels under the Russian flag ("Yantar" and "Volna") in Antarctic waters ... deep-water longline of the Spanish type and its modifications in the Russian research of Ross Sea ...
Meeting Document : WG-FSA-06/5 : Autor(es): N.V. Kokorin and I.G. Istomin (Russia)