Resultados de la búsqueda
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Revision of the precautionary approach to ensuring the rational use of the living resource (Dissostichus eleginoides) in Subarea 48.3 (full version)
. This paper reviews the long-term decline in the size structure of Patagonian toothfish (Dissostichus ... eleginoides) observed in longline catches taken in the South Georgia Area (FAO Area 48.3). We note that from ... the start of the 2000s until now, longline fishing in the South Georgia area has targeted immature ... fish smaller than 100 cm. The issue of non-rational use of the Patagonian toothfish stock in Subarea ...
Meeting Document : WG-FSA-2019/40 : Autor(es): Delegation of the Russian Federation
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Research plan to assess the stock status of Dissostichus spp. in Subarea 48.2
the stock status of Dissostichus spp. in Subarea 48.2, starting in 2013/14. Research fishing will be ... limited to 80 tonnes of Dissostichus spp. in 2013/14. The notification was submitted on 30 April 2013 and ... in accordance with Conservation Measure 24-01 (paragraph 3). Author(s): Submitted by the Secretariat ... on behalf of Ukraine Title: Research plan to assess the stock status of Dissostichus spp. in Subarea ...
Meeting Document : WG-SAM-13/15 : Autor(es): Submitted by the Secretariat on behalf of Ukraine
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Foraging patterns in the Antarctic shag (Phalacrocorax bransfieldensis) at Harmony Point, Antarctica
usually foraged once a day; females early in the morning and males when their partners returned to the ... reduce the extension of the foraging trips which in years of scarce food availability may no result in ... reducing the daily total time spent foraging due to the marked increment in the number of trips required to ... . The possibility of using the foraging parameters considered in this study in monitoring programmes is ...
Meeting Document : WG-EMM-04/22 : Autor(es): R. Casaux and A. Baroni (Argentina)
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Ecological implications of body composition and thermal capabilities in young Antarctic fur seals (Arctocephalus gazella)
Abstract: In comparison to other homeotherms, young recently weaned marine mammals in high ... the role of lipid stores in a high-latitude pinniped, the body composition and thermoregulatory ... post-weaning fasting capability in free-ranging, young fur seals. Resting metabolic rates were ... different for pups and yearlings measured in 0.6 ºC water, 10.3 ºC water, and ambient air; however, mass and ...
Meeting Document : WG-EMM-04/69 : Autor(es): M.R. Rutishauser, D.P. Costa, M.E. Goebel and T.M. Williams (USA)
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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
Abstract: A survey of Mackerel Icefish, Champsocephalus gunnari,was undertaken in Division 58.5.2 ... 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 ... 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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Information on the spawning season and gonadosomatic indices of Dissostichus mawsoni from Subarea 88.1 in the 2002/03 season
Dissostichus mawsoni were collected from Sub-area 88.1 in the 2002-2003 season by the New Zealand bottom ... longline vessels Janas, Avro Chieftain and San Aotea II operating in the Exploratory Fishery. The first ... spawning fish were found in April, a month earlier than in the previous season. Author(s): G.J. Patchell ... mawsoni from Subarea 88.1 in the 2002/03 season Approval: Approved ...
Meeting Document : WG-FSA-03/46 : Autor(es): G.J. Patchell (New Zealand)
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Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)
) have been aged assuming that one translucent zone is formed annually in the otoliths of this species ... . However, no evidence to validate this assumption has previously been presented. In the current work ... indicates that one translucent zone is formed annually in otoliths of post-mature D. mawsoni. Otoliths from ... . Zone counts were consistent within modes, and increased by one in each consecutive mode. This indicates ...
Meeting Document : WG-FSA-02/33 : Autor(es): P.L. Horn, C.P. Sutton (New Zealand) and A.L. DeVries (USA)
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Herpes virus antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
bovine herpesvirus-1 (BHV-1) strain. Antibodies against BHV-1 were detected in four (7.4%) samples. The ... utility of the extra vascular fluid for serological research in this matter is suggested. It is also ... research on diseases in Antarctic wildlife, considering it interesting to be discussed in the WG-EMM agenda ... be considered in the Antarctic Treaty System, in order to provide control tasks for regulate the ...
Meeting Document : WG-EMM-01/59 : Autor(es): O. Blank, J.M. Montt, M. Celedón and D. Torres (Chile)
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A short note on the tagging of skates in Subarea 88.1
Abstract: New Zealand has undertaken a tag recapture study of skates (Family Rajidae) in Subarea ... . Skates have been tagged in the 1999/00 and 2000/01 seasons. Results from 1999/00 were presented in WG-FSA ... -00/55. This paper provides a brief update on the 2000/01 results and the tagging protocol in use ... . Author(s): N.W.McL. Smith (New Zealand) Title: A short note on the tagging of skates in Subarea 88.1 ...
Meeting Document : WG-FSA-01/65 : Autor(es): N.W.McL. Smith (New Zealand)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
the relative roles of biological and physical processes in generating these fluctuations are unknown ... krill (Euphausia superba) in the South Georgia area, and that the variation affects much of the ... . Fluctuations in year class success in parts, or all, of the population across the Scotia Sea, can generate ... large changes in the available biomass. The ocean transport pathways maintain the large scale ecosystem ...
Meeting Document : WS-AREA 48-98/8 : Autor(es): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)