Search results
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Short note on time series of Drake Passage Oscillation Index (DPOI) and its influence on environmental variability
and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks affects ... the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in krill recruitment ... ). They found significant correlations between krill recruitment and DPOI. Additionally, we calculated a time ... condition and thus for Antarctic krill ecosystem. Author(s): M. Naganobu and K. Kutsuwada (Japan) Title ...
Meeting Document : WG-EMM-07/14 : Author(s): M. Naganobu and K. Kutsuwada (Japan)
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Variations in food composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia
/February 1991 and January 1992 by analyzing appr. 9,000 stomachs. Main prey items were krill (Euphausia ... of krill and Themisto in the diet items varied considerably between the three seasons, whereas ... the proportion of mysids in the diet remained fairly constant. krill is obviously the prefered diet. In years ... of krill shortage, such as in 1991, krill is replaced by Themisto gaudichaudii and sometimes Thysanoessa ...
Meeting Document : WG-FSA-92/26 : Author(s): K.-H. Kock (Germany), I. Everson (United Kingdom), S. Wilhelms (Germany), S. Campbell (United Kingdom), J. Szlakowski (Poland), G. Parkes (United Kingdom), Z. Cielniaszek (Poland) and C. Goss (United Kingdom)
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A proposal to subdivide CCAMLR Statistical Division 58.4.1 using environmental data
Abstract: A precautionary catch limit for krill was established for CCAMLR Division 58.4.1 ... ?E on the basis of environmental data. Krill is more abundant in the western subdivision and its biomass is more ... of the unequal distribution of krill in this Division, and because of its extremely large size (4.68 million km2 ... data collected on BROKE. The revised krill biomasss estimates for these areas are: 3.04 million tonnes ...
Meeting Document : WG-EMM-00/30 : Author(s): S. Nicol and T. Pauly (Australia)
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Short note: Time series of Drake Passage Oscillation Index (DPOI) during 1952-2008 and its possible influence on environmental variability
and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks affects ... the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in krill recruitment ... ). They found significant correlations between krill recruitment and DPOI. Additionally, we calculated a new ... ). DPOI suggests influence on the variability of oceanic condition and thus for Antarctic krill ecosystem ...
Meeting Document : WG-EMM-08/33 : Author(s): M. Naganobu, J. Kondo and K. Kutsuwada (Japan)
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THE POWER OF ECOSYSTEM MONITORING
monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together ... with a krill population model to simulate natural and fisheries induced variability in krill abundance ... the effects of fishing using either the krill population or a combined predator response index was low (20–40 ... index than using the krill population itself. 4. The results indicate that although this monitoring ...
Meeting Document : WG-EMM-08/P11 : Author(s): K. Reid, J.P. Croxall and E.J. Murphy
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THE STRUCTURE AND FUNCTIONING OF MARINE ECOSYSTEM IN ARGENTINE ISLANDS WATERS
toxic heavy metals. The pollution inhibits normal reproduction of Antarctic krill, the population ... recruitment of which is now owing to krill aggregations brought from other areas by sea currents. Krill ... of the krill. Author(s): E.Z. Samyshev Title: THE STRUCTURE AND FUNCTIONING OF MARINE ECOSYSTEM IN ARGENTINE ... metals. The pollution inhibits normal reproduction of Antarctic krill, the population recruitment ...
Meeting Document : WG-EMM-11/P5 : Author(s): E.Z. Samyshev
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The role of fish in the Antarctic marine food web: differences between inshore and offshore waters in the southern Scotia Arc and west Antarctic Peninsula
is more important than that of krill. There, demersal fish are major consumers of benthos and also feed ... on zooplankton (mainly krill in summer), and are links between lower and upper levels of the food web ... on zooplankton (mainly krill) and nekton, and are less accessible as prey of birds and seals. There, pelagic fish ... ). But in the wide context of the Antarctic marine ecosystem, krill (E. superba) plays the central role in the food ...
Meeting Document : WG-FSA-02/6 : Author(s): E. Barrera-Oro (Argentina)
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Summary of research voyages in the South Orkney Islands region in 2015/16
will inform the further development of spatial management, including feedback management of the krill fishery ... , and focused on the krill-based ecosystem in the main fishing area in Subarea 48.2 undertaken in the austral ... summer of 2015-16. It collected at-sea data on the distribution, abundance and behaviour of krill and its ... between krill, krill predators and the commercial fishery that will be an important contribution ...
Meeting Document : SC-CAMLR-XXXV/BG/28 : Author(s): Delegations of the United Kingdom and Norway
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Developing a Risk Assessment for Subarea 48.1 using tracking data
Abstract: CCAMLR has endorsed the use of the Risk Assessment framework to apportion the krill ... catch limits in order to minimise the risk of the fishery to krill dependent predators. We plan to apply ... requires data layers describing the distribution and krill consumption by krill-dependent predators ... CCAMLR has endorsed the use of the Risk Assessment framework to apportion the krill catch limits ...
Meeting Document : WG-EMM-2019/24 : Author(s): V. Warwick-Evans, A. Friedlaender, J.T. Hinke, N. Kokubun, J.H. Kim and P.N. Trathan
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Ecosystem studies carried out during the second Ukrainian Marine Antarctic Expedition in Subareas 48.2 and 48.1 in 1998
of the environmental conditions, state of the krill population, other functionally important components in the pelagic ... cold), recruitment of the stock (for the first time for recent years), low abundance of krill larvae ... for 1997). In Subarea 48.1 there were revealed the differences in size composition of krill and in its ... the basis of catches comprises krill of the third size group (evidently, generation of 1995); in the latter ...
Meeting Document : WG-EMM-00/5 : Author(s): V. Bibik and P. Gozhik (Ukraine)