Resultados de la búsqueda
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Información sobre la dinámica estacional e interanual de las condiciones de hielo del Mar de Weddell y lista de los sitios propuestos para recibir protección
Abstract: One condition for designating candidate sites to be afforded protection in the Weddell ... knowledge about changes in interannual and seasonal ice dynamics is a fundamental factor for the successful ... completion of assigned research tasks in these designated waters. This also requires analysis of the ... interannual dynamics of ice conditions in the Weddell Sea and a list of candidate sites to be afforded ...
Meeting Document : SC-CAMLR-XXXIV/08 : Autor(es): Делегация Российской Федерации
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Observation and comments on the scientific basis and draft RMP of the WSMPA Proposal
Abstract: The scientific background in support of the Weddell Sea Marine Protected Area (WSMPA ... ) has been discussed in the SC-CAMLR for 3 years. Some agreements has been reached in the SC-CAMLR ... , while substantial issues remain outstanding. China has actively engaged in those discussions and have ...
Meeting Document : SC-CAMLR-38/BG/15 : Autor(es): Delegation of the People’s Republic of China
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Beach debris survey – Main Bay, Bird Island, South Georgia, 2001/02
represents a 33 % decrease on the total of 290 items recorded in 2000/01 and the lowest level of summer beach ... year. The 2001/02 season was characterised by a dramatic decrease in the proportion of nylon line ... (braid) found, constituting only 3.6% of the annual total, a reduction of 93 % in summer and 98.5% in ... all debris. The large reduction in fishing gear found on the beach throughout this season ...
Meeting Document : SC-CAMLR-XXII/BG/10 : Autor(es): Delegation of the United Kingdom
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The three-frequency method for classifying the species and assessing the size of two euphausiids (Euphausia superba and Euphausia crystallorophias)
Abstract: In this paper an acoustic method for identifying two euphausiid species and estimating ... their length is described. The approach is in fact an outgrowth from both the fluid sphere and Bayes ... estimate E. superba biomass found in the area of the Ross Sea investigated in the December 1997 and in ...
Meeting Document : WG-EMM-02/37 : Autor(es): M. Azzali, G. Lanciani and I. Leonori (Italy)
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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)
bottom trawl survey in March, 2001 of the South Shetland Islands. Information on species composition ... Survey. For most species, the standing stock has decreased slightly, although in most cases the 95 ... finfish in the South Shetland Islands has yet to reach a level at which commercial exploitation would be ... advisable. The potential role of habitat structure in demersal finfish assemblages in the South Shetland ...
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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Ideal survey patterns: an example of using a simulated world
selected or that locations are selected at random. The landscape and fishery are simulated in a spatially ... relative abundance of the population? How well can this method detect changes in the abundance of the ... strength of the simulation method in answering these questions and in exploring the efficacy of survey ... strategies in general as well as a generator of ideas for survey design. Author(s): I.R. Ball and A.J ...
Meeting Document : WG-FSA-01/75 : Autor(es): I.R. Ball and A.J. Constable (Australia)
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Longline fishing at Tristan da Cunha: impact on seabirds
Abstract: Tristan da Cunha and Gough Islands in the central South Atlantic Ocean support globally ... effort, probably has a much greater impact. Observations aboard one vessel in mid-winter suggest a ... bycatch rate of >1 bird killed per 1000 hooks; this could be even higher in summer when more birds are ... vessels fishing illegally in Tristan waters, as well as vessels in international waters that do not use ...
Meeting Document : WG-FSA-00/13 : Autor(es): N. Glass, I. Lavarello, J.P. Glass and P.G. Ryan (South Africa)
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Marine debris and fishing gear associated with seabirds at sub Antarctic Marion Island – 1998/99
Abstract: Most (52%) of the 306 debris items found in association with seabirds at Marion Island ... wandering albatross study colonies showed that there had been a slight decrease in the accumulation rate of ... marine debris, and in particular fishing gear, since the 1997/98 season, however, these levels were still ... much higher than the 1996/97 season. This is consistent with a decrease in the number of unsanctioned ...
Meeting Document : SC-CAMLR-XVIII/BG/14 : Autor(es): Delegation of South Africa
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BIOMASS ESTIMATES AND SIZE DISTRIBUTIONS OF DEMERSAL FINFISH ON THE ROSS SEA SHELF AND SLOPE FROM THE NEW ZEALAND IPY-CAML SURVEY, FEBRUARY-MARCH 2008
the survey was to carry out a Census of Antarctic Marine Life in this regionfocussing on sampling the ... pelagic and benthic habitats on the shelf, slope, abyss, and seamounts in the Ross Sea region (CCAMLR ... Subarea 88.1). The shelf and slope were stratified by depth and at least three random trawls completed in ... . whitsoni as it is the main speciestaken as bycatch in the toothfish fishery, and the most important prey ...
Meeting Document : WG-FSA-08/31 : Autor(es): S.M. Hanchet, M.L. Stevenson (New Zealand), C. Jones (USA), P.M. Marriott, P.J. McMillan, R.L. O’Driscoll, D. Stevens, A.L. Stewart and B.A. Wood (New Zealand)
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Report on marine debris collected at Cape Shirreff, Livingston Island, during the 1994/95 Antarctic season
Abstract: A summarized information on marine debris collected in the beaches of Cape Shirreff ... litter at Cape Shirreff was carried out in 1993/94, with a total of 1,754 articles weighing 284.29 kg ... %; metalic pieces, 4.3%; and paper, 0.4%. From the plastic item, those used in fisheries (1,195 articles ... ) rise to 48.2%. Larus dominicanus continue using some plastic fibres found in the area to build their ...
Meeting Document : CCAMLR-XIV/BG/24 : Autor(es): Delegation of Chile