Résultats de la recherche
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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 : Auteur(s): 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 : Auteur(s): 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 : Auteur(s): S.J. Parker, D.N. Webber and R. Arnold (New Zealand)
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The 2014 annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari
, which had not been sampled since 2005. The catches of C. gunnari were less than half of those in 2013 ... catches in 2014 were slightly higher than the average RSTS take. Catches at Shell Bank consisted mostly of ... L. squamifrons and a small quantity of C. rhinoceratus. There were no C. gunnari caught in this ... stratum. The catch of invertebrates in the 2014 survey was 3.4 t, with the most abundant taxa being the ...
Meeting Document : WG-FSA-14/41 : Auteur(s): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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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 : Auteur(s): 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 : Auteur(s): O.R. Godø, G. Skaret and E. Niklitschek
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Candidate baseline data for ecosystem indicators in the Ross Sea region
development. That plan will identify key research questions that aid in assessing the MPA’s efficacy in ... indicate the current status of marine ecosystems in the Ross Sea region. These data could then be used as ... species which were identified in the draft Research and Monitoring Plan presented to the Scientific ... . Watters Title: Candidate baseline data for ecosystem indicators in the Ross Sea region Approval ...
Meeting Document : WS-SM-18/02 : Auteur(s): A. Dahood and G.M. Watters
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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 : Auteur(s): N.V. Kokorin and I.G. Istomin (Russia)
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Shifts in the demersal fish community of South Georgia
1970's. Use of a non-parametric method revealed a significant change in this community from the ... 1986/87 survey to the 1987/88 survey. This change was the result of reductions in the abundance of ... . Fishing mortality was the most likely mechanism affecting these changes in C. gunnari and N. squamifrons ... : Shifts in the demersal fish community of South Georgia Approval: Approved ...
Meeting Document : SC-CAMLR-VII/BG/24 : Auteur(s): United States of America
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A glossary of terms relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area
Abstract: In 2009 SC-CCAMLR identified a list of tasks to be considered intersessionally to ... progress a framework within CCAMLR to manage the risk that bottom fishing in the CCAMLR Area may produce ... wider consideration within CCAMLR, to improve understanding and facilitate clarity of communication in ... relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area Approval: Approved ...
Meeting Document : WG-EMM-10/29 : Auteur(s): B.R. Sharp and S.J. Parker (New Zealand)