Résultats de la recherche
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A bioenergetics model assessment of the prey consumption of macaroni penguins in Subarea 48.3
Abstract: We report on preliminary analyses to estimate macaroni penguin consumption of prey in ... of consumption occur during incubation and pre-moult, but that there are also evident increases ... towards the end of guard and the end of crèche. Our initial results indicate that levels of krill ... . Southwell and C. Waluda Title: A bioenergetics model assessment of the prey consumption of macaroni ...
Meeting Document : WG-EMM-16/37 : Auteur(s): P.N. Trathan, L. Emmerson, C. Southwell and C. Waluda
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Revision of the precautionary approach to ensuring the rational use of the living resource (Dissostichus eleginoides) in Subarea 48.3 (full version)
. This paper reviews the long-term decline in the size structure of Patagonian toothfish (Dissostichus ... the start of the 2000s until now, longline fishing in the South Georgia area has targeted immature ... fish smaller than 100 cm. The issue of non-rational use of the Patagonian toothfish stock in Subarea ... 48.3 is examined. Author(s): Delegation of the Russian Federation Title: Revision of the ...
Meeting Document : WG-FSA-2019/40 : Auteur(s): Delegation of the Russian Federation
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Developing conceptual models of elements of the Antarctic marine ecosystem: marine mammals
Monitoring and Management (WG-EMM). This paper describes properties for two groups of marine mammals that may ... Abstract: The Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... currently considering plausible models of the Southern Ocean ecosystem within the Working Group on Ecosystem ... be included in future ecosystem models of the Southern Ocean: cetaceans and pack-ice breeding seals ...
Meeting Document : WG-EMM-04/65 : Auteur(s): N. Gales and C. Southwell (Australia)
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Use of a population model to assess the impact of longline fishing on wandering albatross populations
Abstract: An age-structured model of a wandering albatross Diomedea exulans population is ... rate of 2.29% per year, which concurs with global population trends. Sensitivity analyses of model ... albatross mortality is presumed to have increased as a result of deaths caused by longline fishing vessels ... investigate the potential impacts of new longline fisheries such as that for Patagonian toothfish Dissostichus ...
Meeting Document : WG-IMALF-94/08 : Auteur(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)
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NEW DATA ON MIGRATIONS OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) OBTAINED DURING IMPLEMENTATION OF THE PROGRAM ON DISSOSTICHUS SPECIES TAGGING IN THE LONGLINE FISHERY IN THE D’URVILLE SEA, 2008/09
Abstract: In fishing season, 2008/09, at implementation of the program on Dissostichus spp ... . tagging aboard Korean longliner “22 INSUNG”, in the D’Urville Sea for the short, period of time the new ... data on migration of one individual D.mawsoni were obtained. Supposedly, the speed of migration was ... OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI NORMAN, 1937 (PERCIFORMES, NOTOTHENIIDAE) OBTAINED DURING ...
Meeting Document : WG-FSA-09/P01 : Auteur(s): A.F. Petrov and V.A. Tatarnikov (Russia)
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AERIAL SURVEYS OF WEDDELL SEALS DURING 2007-08, WITH NOTES ON THE HISTORY OF AERIAL CENSUSES IN THE ROSS SEA AND RECOMMENDATIONS FOR CONTINUED COUNT EFFORT
from industrial fishing. On the basis of this and the previous paper, a Weddell seals monitoring ... Abstract: Weddell seals (Leptonychotes weddellii) have proved to be an important predator of ... , in November 2007, and summarize historical results of aerial surveys made along the coast of Victoria ... successfully be used to document changes in distribution and abundance of Weddell seals. Ground counts of ...
Meeting Document : WG-EMM-08/23 : Auteur(s): D. Siniff and D. Ainley (USA)
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Demography of the Korean blue crab, Portunus trituberculatus fishery exploited in the west coast of Korea and the East China Sea
Abstract: A quantitative analysis was carried out to estimate the maximum sustainable yield of ... blue crab distributed around the waters of Korea and in the East China Sea without using fishing effort ... of this fish stock was estimated to be about 22,400 tonnes per year and Fmsy to be 0.95. Author(s ... ): J.-U. Lee and D.-H. An (Republic of Korea) Title: Demography of the Korean blue crab, Portunus ...
Meeting Document : WS-CRAB-93/20 : Auteur(s): J.-U. Lee and D.-H. An (Republic of Korea)
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A preliminary assessment of age and growth of eel cod (Muraenolepis sp.) and violet cod (Antimora rostrata) in the Ross Sea, Antarctica
Abstract: Samples of an eel cod (Muraenolepis sp.) and violet cod (Antimora rostrata) were ... obtained from the bycatch of the longline fishery for toothfish (Dissostichus mawsoni and D. eleginoides ... ) in the Ross Sea, Antarctica. Counts of zones visible in sectioned otoliths were used to estimate ... length or sex distributions of the populations (i.e., small fish and males were absent). The Muraenolepis ...
Meeting Document : WG-FSA-10/19 : Auteur(s): P.L. Horn and C.P. Sutton (New Zealand)
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Analytical data on determination of reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3), Indian Ocean (SSRUs 58.4.1 and 58.4.2) and Atlantic (SSRU 48.6) Antarctic areas
Abstract: Analytical data on determination of reproductive potential of Antarctic toothfish D ... 48.6) Antarctic areas are presented. Morphological indices of females and males, indices of gonads ... discussing. Author(s): S.V. Piyanova and A.F. Petrov (Russia) Title: Analytical data on determination of ... reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3), Indian Ocean ...
Meeting Document : WG-FSA-13/25 : Auteur(s): S.V. Piyanova and A.F. Petrov (Russia)
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Analytical data on determination of reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3), Indian Ocean (SSRUs 58.4.1 и 58.4.2) and Atlantic (SSRU 48.6, 48.5) Antarctic areas
Abstract: Analytical data on determination of reproductive potential of Antarctic toothfish D ... 48.6, 48.5) Antarctic areas are presented. Morphological indices of females and males, indices of ... determination of reproductive potential of Antarctic toothfish D. mawsoni in the Pacific (SSRUs 88.1, 88.2, 88.3 ...
Meeting Document : WG-FSA-14/02 : Auteur(s): S.V. Piyanova and A.F. Petrov (Russia)