Résultats de la recherche
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Research program to examine the life cycle and resource potential of Dissostichus species in the Special Research Zone within the Ross Sea region marine protected area (RSRMPA) in 2018–2027 by Russian Federation
Abstract: Russian Federation is going to continue investigation for toothfish in Ross Sea. The ... previous Russian program was undertaken in the Subarea 88.2 in 2010-2012. This paper presents the ... research program in the frame of the research and monitoring associated with the Ross Sea region marine ... protected area. Russian research program have objectives to investigate the life-cycle, distribution and ...
Meeting Document : WG-SAM-18/07 : Auteur(s): Delegation of the Russian Federation
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A balanced trophic model of the ecosystem of the Ross Sea, Antarctica, for investigating effects of the Antarctic toothfish fishery
Abstract: We report on the development of a mass balanced carbon-budget trophic model of the Ross ... Sea with which to investigate effects of the fishery for Antarctic toothfish (Dissostichus mawsoni). A ... survey of the available literature provided an initial set of parameters describing the abundance ... (diets, predators) for major groups of biota. We also estimated the level of uncertainty on these ...
Meeting Document : WG-EMM-07/18 : Auteur(s): M.H. Pinkerton, S.M. Hanchet and J. Bradford-Grieve (New Zealand)
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Long-term changes in the size composition of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, after the 1978–1980 fishery in the area
Abstract: Fish samples collected through an overall period of 24 years at Potter Cove after the ... impact of the fishery in the area in 1978-80, allowed the comparison of the variations in mean annual ... lengths and density distributions of the commercially exploited species N. rossi and G. gibberrifrons with ... the ecologically similar but unexploited N. coriiceps. The sharp decline in the abundance of N. rossii ...
Meeting Document : WG-FSA-07/52 : Auteur(s): E.R. Marschoff, E.R. Barrera-Oro and N.S. Alescio (Argentina)
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Review of the use of survey data and length-at-age models in the assessment of Dissostichus eleginoides in the vicinity of Heard Island and McDonald Islands (Division 58.5.2)
Abstract: This paper reviews the allocation of historical survey data to the new strata and the ... implications of this review to estimating the abundance of juvenile fish using CMIX. In addition, the paper ... examines how the latest length-at-age model for Dissostichus eleginoides (Patagonian toothfish) in 58.5.2 ... could affect the estimates of juvenile abundance. Model estimates were best incorporating the ...
Meeting Document : WG-FSA-06/44 Rev. 1 : Auteur(s): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)
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Examination of the characteristics of the fishery for Dissostichus eleginoides in the CCAMLR Statistical Subarea 48.3 and its implications on estimating trends in catch per unit effort
Abstract: We investigate the spatial and temporal (i.e. fishing season) variation both systematic ... and random in haul-by-haul catch and effort data from the longline fishery for Dissostichus ... eleginoides in Subarea 48.3. We concentrate on presenting the results of preliminary work on the potential ... effects of changing fishing patterns on the standardisation of the CPUE time series. We consider whether ...
Meeting Document : WG-FSA-SAM-05/17 : Auteur(s): A.J. Constable, S.G. Candy and B. Raymond (Australia)
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The diet of the Antarctic fur seal Arctocephalus gazella at the Danco Coast, Antarctic Peninsula
Abstract: The diet of non-breeding male Antarctic fur seals Arctocephalus gazella was ... investigated at the Danco Coast, Antarctic Peninsula, by the analysis of 31 and 149 scats collected from ... the most frequent prey and constituted the bulk of the diet. The importance of the remaining taxa ... represented in the samples (octopods, gastropods, bivalves, isopods, polychaetes and porifera) was negligible ...
Meeting Document : WG-EMM-02/9 : Auteur(s): R. Casaux, A. Baroni and A. Ramón (Argentina)
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THE DIET OF THE ANTARCTIC TOOTHFISH IN THE ROSS SEA
Abstract: This brief review documents the species composition of prey consumed by the Antarctic ... toothfish, Dissostichus mawsoni, in the Ross Sea. The diet for a sample from McMurdo Sound in the ... southwestern Ross Sea indicates that fishes, especially Pleuragramma antarcticum, and mysids dominate the diet ... ; the corresponding figures for mysids are 60% and 11%. Channichthyids (icefishes) are the second most ...
Meeting Document : WG-EMM-09/16 : Auteur(s): J.T. Eastman and A.L. DeVries (USA)
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ALLOCATING THE PRECAUTIONARY CATCH LIMIT FOR KRILL AMONGST THE SMALL-SCALE MANAGEMENT UNITS IN AREA 48: THE IMPLICATIONS OF DATA UNCERTAINTIES
Abstract: Over the past few years WG-EMM has been developing a management procedure for the krill ... fishery in Statistical Area 48. This procedure will involve, inter alia, subdivision of the precautionary ... catch limit among a set of small-scale management units. So far the Working Group has identified six ... candidate methods for subdividing the catch limit and rejected one of them as unsuitable (Option 1 ...
Meeting Document : WG-EMM-08/12 : Auteur(s): P.N. Trathan and S.L. Hill (United Kingdom)
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On the problem of Soviet krill fishery allocation and intensity in the area of Elephant Island in the season of 1988-1989
Abstract: Microscale data, described the Soviet krill fishery off the Elephant Island (Subarea ... 48.1) between 59°-62°S and 53°-57°W during the period from 21.11.1988 to 25.03.1989, are analysed ... . Though the catch of the USSR in the above-mentioned season reached maximum, the total fishery intensity ... for the last 9 seasons was low and only 1 standard vessel operated in the area during 40% of the ...
Meeting Document : WG-CEMP-92/30 : Auteur(s): V.A. Sushin and A.S. Myskov (Russian Federation)
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Research program to examine the life cycle and resource potential of Dissostichus species in the Special Research Zone within the Ross Sea region marine protected area (RSRMPA) in 2017–2027
Abstract: Russian Federation is going to continue investigation for toothfish in Ross Sea. The ... previous Russian program was undertaken in the Subarea 88.2 in 2010-2012. This paper presents the ... research program in the frame of the research and monitoring associated with the RSRMPA. Russian research ... program have objectives to investigate the life-cycle, distribution and movement, biological parameters ...
Meeting Document : WG-SAM-17/21 : Auteur(s): Delegation of the Russian Federation