Resultados de la búsqueda
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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
the Southern Ocean Atlantic sector have been studied on the basis of the data for 1987-1989. Mean ... for fish from the notal area is, probably, 5 years. E. carlsbergi investigated in the Antarctic waters ... catches, occurred in much high amount to the east of 30°W. In the notal area the length of E. carlsbergi ... somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ...
Meeting Document : WG-FSA-90/21 : Autor(es): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Simulation experiments and CCAMLR yield estimates using CASAL
present an example model for the fictitious fishery on a fictitious species Dissostichus spurious (Everson ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... Abstract: This paper describes an approach, using CASAL, to undertake operating model/estimation ... model experiments for Dissostichus spp., and methods for calculating CCAMLR yields using CASAL. We ...
Meeting Document : WG-FSA-SAM-05/9 : Autor(es): A. Dunn (New Zealand)
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Net-based verification of acoustic techniques used to identify Antarctic krill
during two cruises to the South Georgia region in 1996. For each net-sampled aggregation the differences ... ' using an SDWBA-derived range for Sv120-3, (iii) '2 freq 2-16'- with an Sv120-38 range ... orientation distributions for the two cruises were estimated with the SDWBA model, with cruise specific ... . Using the SDWBA model, dB difference identification ranges based on the length-frequencies of krill in ...
Meeting Document : SG-ASAM-09/04 : Autor(es): J. Watkins and S. Fielding (United Kingdom)
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Report of the 1995/96 Japanese Whale Research Programme Under Special Permit in the Antarctic (JARPA) in Area IV and eastern part of Area III
eastern part of Area In (south of 60° S between 35°E and 70°E). The survey was conducted for 118 days ... expected. Survey in the eastern part of Area III was conducted as a feasibility study on stock identity ... , and samples were taken during an early and late period of the feeding season in order to study intra ... -seasonal changes. During the sampling, one animal was taken randomly from schools sighted as primary ...
Meeting Document : WG-EMM-96/48 : Autor(es): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki, M., Hishii, T., Shimamoto, K., Tohyama, D., Nibe, H., Taguchi, F., Hidaka, H., Ono, K., Yamashiro, K., Yoshida, T., Tamura, T., Nishiwaki, S.
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TOWARDS THE BALANCED STOCK ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
Abstract: Last two years two different approaches were used for stock assessment of Antarctic ... mostly based on likelihoods and potentially could insure proper mutual weighting of signals from all ...
Meeting Document : WG-SAM-08/08 : Autor(es): D. Vasilyev and K. Shust (Russia)
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State of the Antarctic and the Southern Ocean Climate System (SASOCS)
paper provides a review of the key developments over the past two years in our understanding of physics ... Abstract: The paper is a summary of a detailed review produced for submission to a scientific ... journal. by the SCAR Scientific Research Programme on Antarctica and the Global Climate System (S. Aoki ... , and C. Xiao), For access to the original paper please contact the SCAR Secretariat. This information ...
Meeting Document : CCAMLR-XXVI/BG/37 : Autor(es): Submitted by SCAR
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Oil, paint, marine debris and fishing gear associated with seabirds at Bird Island, South Georgia, 1997/98
of fishing gear remained within the levels of previous years for all species (although the number of ... observed on two wandering albatrosses; human food waste was associated with wandering albatross and plastic ... debris with black-browed albatross for the first time in this study. Author(s): Delegation of the United ... fishing gear associated with seabirds at South Georgia. In this, the fifth year of standardised recording ...
Meeting Document : SC-CAMLR-XVII/BG/10 : Autor(es): Delegation of the United Kingdom
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
. rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance of ... bottom trawl survey in March, 2001 of the South Shetland Islands. Information on species composition ... biomass were computed for eight species: Champsocephalus gunnari, Chaenocephalus aceratus, Chionodraco ... Survey. For most species, the standing stock has decreased slightly, although in most cases the 95 ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Autor(es): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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BEACHED MARINE DEBRIS SURVEYS AND INCIDENCES OF SEABIRD/MARINE MAMMAL ENTANGLEMENTS AND HYDROCARBON SOILING AT BIRD ISLAND, SOUTH GEORGIA AND SIGNY ISLAND, SOUTH ORKNEYS, 2008-2009
highest levels on record were observed for both marine debris associated with giant petrels and ... survey period. Entanglements of 19 Antarctic fur seals (7 involving packaging bands), two giant petrels ... ; 61%) associated with wandering albatrosses. A total of 20 incidences of hydrocarbon soiling involving ... nine gentoo penguins, eight king penguins, two Antarctic fur seals and one wandering albatross were ...
Meeting Document : WG-IMAF-09/09 : Autor(es): C.M. Waluda (United Kingdom)
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 2001–2002
Abstract: This paper summarises seabird bycatch during 1 July 2001-30 June 2002 of sanctioned ... longline fishing for Patagonian toothfish Dissostichus eleginoides in the Exclusive Economic Zone around ... sanctioned fishing trips. Fishing effort was 2.9 million hooks, a 36% reduction on the number of hooks set in ... birds: two White-chinned Petrels Procellaria aequinoctialis and one Grey Petrel P. cinerea. Average ...
Meeting Document : WG-FSA-02/17 : Autor(es): B.P. Watkins (South Africa)