Resultados de la búsqueda
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ESTIMATING THE SWEPT AREA OF DEMERSAL LONGLINES BASED ON IN-SITU VIDEO FOOTAGE
video camera recorded the interactions between the main line and the benthos during setting and hauling ... . Footage revealed that after setting the line moved very little, despite cross currents. During hauling ... , the section of line visible to the camera swept sideways, interacting with sessile benthic organisms ... before leaving the seafloor. Based on an estimate of the rate of sideways movement, the total time ...
Meeting Document : WG-FSA-08/58 : Autor(es): D. Welsford and R. Kilpatrick (Australia)
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Spatial and temporal distribution of krill Euphausia superba biomass in the Ross Sea (1989/90, 1994/95)
Abstract: The paper, based on the results of italian expeditions to the Ross Sea (December 1989 ... biomass and what is its value. The hydroacoustic observations were done in the time when investigated area ... December- January). The process of ice melting began in mid November, near Ross Ice Shelf (so called ... polynia area) and moved towards North. All the time daytime was prevaled. Krill in aggregations both below ...
Meeting Document : WG-EMM-97/53 : Autor(es): Kalinowski, J., Azzali, M.
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Report on scientific observations onboard the Chilean longliner, ‘Puerto Ballena’, in Statistical Subarea 48.3 from March to May 1996
Abstract: Scientific observation under the auspices of the CCAMLR Scheme of International ... Scientific Observatio was conducted onboard the Chilean longliner 'Puerto Ballena' fishing for ... Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 from March to May 1996. Details of the cruise ... D. eleginoides, the estimation of the finfish by-catch, the estimation of a conversion factor of ...
Meeting Document : WG-FSA-96/22 : Autor(es): Selling, J., Kock, K.-H.
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Variation of ice edge position in western part of Atlantic sector of the Antarctic
Abstract: Satellite imagery of the pack ice edge position in western part of the Atlantic sector ... of the Antarctic derived on each tenday period basis has been used to analyse its spatial and ... temporal variation in the area between 65° and 20°W. Amplitude of the seasonal variation of the ice edge ... position was found to increase from the west to the east. Described is two-year cyclicity of consecutive ...
Meeting Document : SC-CAMLR-VIII/BG/49 : Autor(es): Delegation of USSR
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
Abstract: In the vicinity of the northern tip of Antarctic Peninsula, the Bransfield Straits and ... South Shetland Islands, cold polar waters from the Weddell Sea meet warmer circumpolar water from the ... Pacific Ocean. A series of fronts form which collectively are referred to as the Weddell-Scotia Confluence ... . Within the Confluence region the Weddell Gyre water is separated from the Pacific or Scotia Sea water by ...
Meeting Document : SC-CAMLR-VII/BG/19 : Autor(es): United States of America
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Recommendations on estimating krill escape mortality during fishing operations: the problems and approaches
Abstract: The task to estimate the escape mortality of krill during the fishing operation ... assigned by Scientific Committee requires assessment of the total krill passed through the rope and netting ... parts of trawl and krill amount appeared unviable in the process of escapement. The recommendations ... presented are the first attempt to develop the method of instrumental assessment of the «escape mortality ...
Meeting Document : WG-SAM-10/06 : Autor(es): V.K. Korotkov and S.M. Kasatkina (Russia)
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From the Editor
Paper Title: From the Editor File: 12editor.pdf ... Science and the science used by CCAMLR In the exchange between Drs Everson and Brierley, the values ... for the total biomass of krill, esti- mated using data collected during the CCAMLR- 2000 Survey ... , represent two of the estimates availa- ble. As the exchange reflects, there are a number of ways in which ... such estimates can be derived and CCAMLR recognises the importance of consider- ing all plausible ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 199
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Has Notothenia rossii around Elephant Island and the lower South Shetland Islands (Subarea 48.1) recovered from exploitation some 30 years ago?
Abstract: The marbled notothenia (Notothenia rossii) was the first species targeted by commercial ... fishing in the Southern Ocean. The species has been heavily fished around South Georgia and Iles Kerguelen ... in the first half of the 1970’s and at Elephant Island in 1979/80. The closure of the fishery for ... this species was one of the first conservation measures the ‘Commission for the Conservation of ...
Meeting Document : WG-FSA-12/19 : Autor(es): K.-H. Kock (Germany) and C.D. Jones (USA)
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2013–14
Abstract: This report summarises the timing, depth, and location of fishing together with the ... biological aspects and catch of Antarctic toothfish up to an including the 2014 season. In 2014, the Ross Sea ... slope SSRUs were not constrained by sea ice and catches were evenly distributed across the three SSRUs ... . As in recent years, the remaining catches came mainly from SSRUs 88.1C, 88.1J, and 88.2H ...
Meeting Document : WG-FSA-14/52 : Autor(es): M. Stevenson, S. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Ecoregionalisation of the Kerguelen and Crozet islands oceanic zone. Part I: Introduction and Kerguelen oceanic zone
Koubbi and Christophe Guinet. The main aim was to determine ecoregions in the Kerguelen oceanic zones to ... give orientations for extending the actual coastal natural reserve managed by the Terres Australes and ... Antarctiques Françaises. The workshop listed general conservation objectives to evaluate boundaries of ... only species diversity, the workshop also considered the functional diversity (trophic web, essential ...
Meeting Document : WG-EMM-16/43 : Autor(es): P. Koubbi, C. Guinet, N. Alloncle, N. Ameziane, C.S. Azam, A. Baudena, C.A. Bost, R. Causse, C. Chazeau, G. Coste,C. Cotté, F. D'Ovidio, K. Delord, G. Duhamel, A. Forget, N. Gasco, M. Hautecœur, P. Lehodey, C. Lo Monaco, C. Marteau, A. Martin, C. Mignard, P. Pruvost, T. Saucède, R. Sinegre, T. Thellier, A.G. Verdier and H. Weimerskirch