Search results
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On the intensity of sampling krill trawl catches
between-catches which should be detectable. As far as possible, meaningful account must be taken ... /trawl is necessary to obtain statistically meaningful differences between-samples. * The problem of how ... between-catches which should be detectable. As far as possible, meaningful account must be taken ... /trawl is necessary to obtain statistically meaningful differences between-samples. * The problem of how ...
Meeting Document : WG-KRILL-90/27 : Author(s): D.G.M. Miller (South Africa)
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Outline for year 3 of the 3-year longline survey to determine toothfish population connectivity between Subareas 48.2 and 48.4
third year of an agreed 3-year longline survey, in the wider context of connecting the recently ... undertaken surveys in Subarea 48.2 with the established fishery in Subarea 48.4. The overall research ... analysis plan leading towards the development of a stock hypothesis for the eastern regions of 48.2 and ... southern regions of 48.4. Author(s): M. Söffker and M. Belchier Title: Outline for year 3 of the 3-year ...
Meeting Document : WG-SAM-18/15 : Author(s): M. Söffker and M. Belchier
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Pre-spawning and spawning biology of the Patagonian toothfish, Dissostichus eleginoides, around South Georgia (Subarea 48.3)
reproductive part of the Dissostichus eleginoides population in Subarea 48.3. Analysis and synthesis of these ... Abstract: Samples gathered from research expeditions of the longliners Medvezhy (April-June 1986 ... ) as well as Maksheevo and Mirgorod (June-July 1992) have produced new data on the biology of the ... data have established the bathymetric distribution patterns for different size-groups of toothfish ...
Meeting Document : WG-FSA-92/13 : Author(s): I.N. Konforkin and A.N. Kozlov (VNIRO, Moscow, Russia)
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
caught in the commercial fishery there. However, two of the three main target species of this fishery in ... Abstract: The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at ... South Georgia during the austral winters of 1983 and 1984 was investigated using otoliths retrieved from ... regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ...
Meeting Document : SC-CAMLR-VII/BG/05 : Author(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
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Preliminary results of the E.L. Holmberg 1994 cruise to Subareas 48.3 and 48.2
in Subarea 48.3 on a random stratified des n are used to estimate the standing stocks of the main ... South Georgia Islands. In the Scotia Sea the boundary of the Weddell-Scotia confluence was found within ... surface water temperature of about-0.5 to-1.0 in a period of approximately 20 days was detected around ... the spatial structure of fish populations significantly affects the results of biomass estimates ...
Meeting Document : WG-FSA-94/29 : Author(s): E.R. Marschoff, B. Prenski, B. Gonzalez, C. Remaggi and C. Balestrini (Argentina)
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Quantifying the escape mortality of trawl caught Antarctic krill (Euphausia superba)
mortality of krill escaping the trawl nets in our study was 4.4 ± 4.4 %, suggesting that krill are fairly ... tolerant of the capture-and-escape process in trawls. Author(s): B.A. Krafft, L.A. Krag, A. Engås, S ... of which are expected to increase. However, many of the length classes of krill can escape through ... commonly used commercial trawl mesh sizes. A vital component of the overall management of a fishery is to ...
Meeting Document : WG-EMM-16/04 : Author(s): B.A. Krafft, L.A. Krag, A. Engås, S. Nordrum, I. Bruheim and B. Herrmann
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Green krill, the indicator of micro- and nano-size phytoplankton availability to krill
-, nano-, and micro-size fractions) during commercial krill operations in the waters north of the South ... the importance of micro- and nano-size phytoplanktons in terms of food source for the Antarctic krill ... Shetland Islands from late December, 1991 to mid-February, 1992. The proportion of green krill had ... in the natural environment. Author(s): S. Kawaguchi, T. Ichii and M. Naganobu (Japan) Title: Green ...
Meeting Document : WG-EMM-98/29 : Author(s): S. Kawaguchi, T. Ichii and M. Naganobu (Japan)
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Proposal to standardise the submission of meeting documents to working groups
benefit from some standardisation of the Working Group-specific differences in relation to: submission ... Abstract: At the request of the Scientific Committee, the Secretariat has prepared a single ... reference document which provides guidelines for the submission of meeting documents to the Scientific ... Committee, WG-EMM and WG-FSA (including ad hoc WG-IMAF). In the Secretariat’s view, the guidelines would ...
Meeting Document : WG-EMM-05/10 : Author(s): Secretariat
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Quantitative stock survey and some biological and morphometric characteristics of the deep-sea red crab Geryon quinquedens off south west Africa
Abstract: In order to assess the abundance of the red crab Geryon quinquedens, two otter-trawl ... cruises were undertaken in July and September 1978, on the continental slope off South West Africa. A ... width, whereas the mode for males was at 11.2 cm. In general. larger animals tended to inhabit shallower ... states indicated that males were predominantly in the inter-moult stage while most females were either ...
Meeting Document : WS-CRAB-93/22 : Author(s): C.J. De B. Beyers and C.G. Wilke (South Africa)
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A drone-based Antarctic fur seal (Arctocephalus gazella) census of the St. Telmo Islands, South Shetland Archipelago
the peak of recent production in 1997. Given the historical importance of Cape Shirreff and St Telmo ... to obtain in remote polar environments. The standard approach for income breeding pinnipeds, such as ... population dynamics in the South Shetland archipelago are largely driven by two breeding colonies, Cape ... the 1990’s, logistical challenges have prevented surveys of the St Telmo Islands since 2008. Over the ...
Meeting Document : WG-EMM-2019/65 : Author(s): D.J. Krause and M.E. Goebel