Resultados de la búsqueda
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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 : Autor(es): P.N. Trathan and S.L. Hill (United Kingdom)
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The relationship between krill (Euphausia superba) fishing areas in the west Atlantic and the species’ circumpolar distribution
Abstract: Areal cover is calculated for the Statistical Sub-areas (48.1, 48.2 and 48.3) from ... which the bulk of the commercial krill catch has been taken. Correspondingly, the areas of the following ... four regions are also calculated- (a) the CCAMLR Convention Area, (b) south of 55°S, (c) containing ... krill concentrations and (d) south of the mean summer position of the 0°C isotherm using specialised ...
Meeting Document : SC-CAMLR-VIII/BG/19 : Autor(es): Delegation of South Africa
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Environmental gradients of the Antarctic krill (Euphausia superba Dana) in the whole of the Antarctic Ocean
Abstract: The implications between a regional and whole distribution of the Antarctic krill ... , Euphausia superba DANA, and its environmental gradients in the summer season were considered. In order to ... find out the relationship between the geographical distribution of E. superba and its oceanographical ... gradients, an environmental index was introduced. The environmental index was the integrated value of water ...
Meeting Document : WG-KRILL-93/29 : Autor(es): M. Naganobu and Y. Komaki (Japan)
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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 : Autor(es): V.A. Sushin and A.S. Myskov (Russian Federation)
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Updated models of the habitat use of Patagonian toothfish (Dissostichus eleginoides) on the Kerguelen Plateau around Heard Island and the McDonald Islands (Division 58.5.2)
Abstract: The Kerguelen Plateau supports the largest fishery for Patagonian toothfish ... (Dissostichus eleginoides) in the CCAMLR area, with landings of >5000 t.yr-1 from the French EEZ (Division ... 58.5.1) around îles Kerguelen and 2730 t.yr-1 from the Australian EEZ around Heard and McDonald Islands ... (HIMI, Division 58.5.2). This paper provides a synthesis of the spatial distribution of the Patagonian ...
Meeting Document : WG-FSA-14/42 : Autor(es): C. Péron and D.C. Welsford (Australia)
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The 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 for 2015
Abstract: The annual random stratified trawl survey (RSTS) at HIMI was conducted during May of ... 2015, with the completion of 163 stations, an additional five stations compared with previous surveys ... . The extra five hauls were part of a redesign of the survey on the main trawl ground which consisted of ... sub-division into two boxes, one having 15 and the second 10 randomly allocated stations. In addition ...
Meeting Document : WG-FSA-15/11 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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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 : Autor(es): Delegation of the 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 and ...
Meeting Document : WG-FSA-17/26 : Autor(es): 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 : Autor(es): M.H. Pinkerton, S.M. Hanchet and J. Bradford-Grieve (New Zealand)
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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 : Autor(es): D.C. Welsford, A.J. Constable and G.B. Nowara (Australia)