Resultados de la búsqueda
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Decrease in numbers of the eastern rockhopper penguins Eudyptes chrysocome filholi at Marion Island, 1994/95 to 2002/03
adults, and there was a decrease in the mass at arrival at breeding colonies of both males and females ... . Except in 1997/98, the mass of chicks at fledging was less than that recorded at two other localities ... a marked increase in the contribution of fish to the diet in 1999/00 that coincided with an increase ... different sections of Marion Island were not always consistent, indicating the need of wide-scale monitoring ...
Meeting Document : WG-EMM-03/10 : Autor(es): R.J.M. Crawford, J. Cooper, B.M. Dyer, M.D. Greyling, N.T.W. Klages, D.C. Nel, J.L. Nel, S.L. Petersen and A.C. Wolfaardt (South Africa)
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in May 2004
in the vicinity of Heard Island in May 2004 to provide the information for an assessment of short ... -term annual yield in the 2004/2005 CCAMLR season. This paper provides a preliminary assessment of yield ... using the assessment methods of CCAMLR for SAFAG 21. Author(s): C.R. Davies, T. Lamb, A.J. Constable ... gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in May 2004 Approval ...
Meeting Document : WG-FSA-04/77 : Autor(es): C.R. Davies, T. Lamb, A.J. Constable and R. Williams (Australia)
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CPUEs and body length of Antarctic krill during 1992/93 season in the fishing grounds north of Livingston Island
. A main fishing ground was persistently formed north of the Livingston Island. CPUEs show the highest ... values at the height of summer (late February- late March).Krill with modal length of 41-45mm were ... dominant in catches, almost same as the previous season. Author(s): S. Kawaguchi, T. Ichii and M. Naganobu ... (Japan) Title: CPUEs and body length of Antarctic krill during 1992/93 season in the fishing grounds ...
Meeting Document : WG-Krill-94/28 : Autor(es): S. Kawaguchi, T. Ichii and M. Naganobu (Japan)
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CPUEs and body length of Antarctic krill during 1991/92 season in the fishing grounds north of Livingston Island
. A main fishing ground was persistently formed north of the Livingston island. CPUEs show the highest ... values at the height of summer (late January- late March). Krill with modal lengths of 41-45 mm were ... dominant in catches, ca. 5mm smaller than those for the previous season. Author(s): T. Ichii (Japan) Title ... : CPUEs and body length of Antarctic krill during 1991/92 season in the fishing grounds north of ...
Meeting Document : WG-KRILL-93/25 : Autor(es): T. Ichii (Japan)
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Update of the ICESCAPE software routines
Abstract: Updated ICESCAPE routines are submitted and a short review of the software is presented ... . Several recent studies indicate the usefulness of ICESCAPE for standardising Adélie penguin population ... counts taken at potentially different points in a breeding season. Such standardisation admits the ... possibility of, for the first time, comparing Adélie penguin population counts across space and time for all ...
Meeting Document : WG-EMM-12/14
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Offal found in toothfish stomachs during the 2018/19 Ross Sea toothfish fishing season
Abstract: This paper reports that toothfish offal was found by observers in the stomachs of ... toothfish caught by the FV San Aspiring while operating in the Convention area, South of 60ºS. Hooks and ... snoods were attached to some of the offal. Author(s): Delegation of New Zealand Title: Offal found ... in toothfish stomachs during the 2018/19 Ross Sea toothfish fishing season Microsoft Word File: cc ...
Meeting Document : CCAMLR-38/BG/34 : Autor(es): Delegation of New Zealand
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An unmanned aerial vehicle as a platform for aerial photography of land-based predator populations in Antarctica: specifications and suitability of the Aerosonde Mark III
Abstract: WG-EMM is currently investigating the feasibility of undertaking broad-scale surveys of ... large and remote regions. We describe some specifications and assess the advantages and disadvantages of ... one such UAV, the ‘Aerosonde’, which is manufactured by Aerosonde™ in Melbourne, Australia. The ... cost, the need for a launching and landing runway, difficulty in operating around mountainous terrain ...
Meeting Document : WG-EMM-03/50 : Autor(es): L. Irvine and C. Southwell (Australia)
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The use of predator-derived krill length-frequency distributions to calculate krill target strength
Abstract: The relationship between krill abundance and predator performance is fundamental to an ... ecosystem based approach to resource management. We propose a method using krill sampled from the diet of ... in the length-frequency distribution of krill over a period of few weeks produced a 10 % difference ... , illustrating the need for simultaneous length-frequency data. By integrating data from land-based predators ...
Meeting Document : WG-EMM-00/42 : Autor(es): K. Reid and A.S. Brierley (United Kingdom)
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Brief results of research fishing in Subarea 88.3 in the 2010/11 season
Abstract: According to the application that has been applied by Russian Federation in 2010 for ... season 2010/2011 research fishing in subarea 88.3 has been done. The work has been done by longliner ... sets had not took place because of complicated ice conditions. The catch was totally analyzed for its ... fish food analysis). According to the catch’s length variation, 30 fishes of different length have been ...
Meeting Document : WG-SAM-11/09 : Autor(es): Delegation of the Russian Federation
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Competition-mediated prey availability drives Adélie penguin (Pygocelis adeliae) chick size, mass and condition at colonies of differing size in the southern Ross Sea
Abstract: Understanding the relative effects of biotic and abiotic drivers of survival, and the ... interactions between them, is a key component in understanding the factors driving changes in animal ... breeding colonies of different sizes on Ross Island during a period of high environmental variability. The ... efficiency and providing a natural experiment to test the effects of environmental conditions and competition ...
Meeting Document : WG-EMM-13/31 : Autor(es): A.L. Whitehead (Australia), P. O’B. Lyver (New Zealand), G. Ballard (USA), K. Barton, B.J. Karl (New Zealand), D.G. Ainley, K. Dugger, S. Jennings (USA), A. Lescroël (France) and P.R. Wilson (New Zealand)