Resultados de la búsqueda
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THE ROSS SEA AS A UNIQUE EVOLUTIONARY SITE
Abstract: The case is made that the Ross Sea is an evolutionary site on par with those of the ... Galápagos, Hawaii, Madagascar, the African Rift Valley lakes, and Lake Baikal, all recognized as World ... Heritage Sites. The focus herein will be on notothenioid fishes because their taxonomy and phylogeny are ... Antarctic marine groups. The Ross Sea fish fauna includes 95 species of fishes, dominated by 61 species of ...
Meeting Document : WG-EMM-09/13 : Autor(es): J.T. Eastman and D.G. Ainley (USA)
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) biomass
Abstract: A large-scale acoustic survey of zooplankton stocks of the waters around South Georgia ... was carried out during November and December 1981. The data have been analysed as a survey using ... various definitions of strata. The total biomass in the area of 155 786 km2 was estimated to be 1.8225 x ... 106 t (Coefficient of Variation = 9.5%). This gives an estimate of mean density throughout the region ...
Meeting Document : WG-KRILL-91/30 : Autor(es): E. Murphy, I. Everson and A. Murray (United Kingdom)
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PHYSICAL CONTROLS ON CORAL COMMUNITIES ON THE GEORGE V LAND SLOPE: SOME WORKING HYPOTHESES
Abstract: Dense coral-sponge communities on the upper continental slope off George V Land have ... been identified as a Vulnerable Marine Ecosystem in the Antarctic. The challenge is now to understand ... their likely distribution. The CEAMARC survey of 2007/2008 found these communities at sites on the upper ... their distribution. Icebergs scour to 500 m in this region and the lack of such disturbance is probably ...
Meeting Document : WS-VME-09/04 : Autor(es): De Santis, L., Riddle, M.J., Beaman, R.J., Post, A.L., O’Brien, P.E.
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PROTECTING THE SOUTHERN OCEAN WHALE SANCTUARY: DEVELOPMENT OF A MANAGEMENT PLAN
Abstract: ASOC submitted a paper to the June meeting of the International Whaling Commission in ... Santiago outlining the reasons why the IWC, in concert with CCAMLR and other appropriate international ... bodies, should develop a Management Plan for the Southern Ocean Whale Sanctuary. This was made available ... as an Opening Statement in accordance with IWC rules. Following the IWC meeting, ASOC prepared an ...
Meeting Document : CCAMLR-XXVII/BG/29 : Autor(es): Submitted by ASOC
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THE USE OF TRADE RELATED MEASURES IN FISHERIES MANAGEMENT
Abstract: The use of trade-related measures, including catch and/or trade documentation schemes ... and the imposition of trade sanctions on vessels or Flag States failing to comply with the ... conservation and management measures of RFBs, has increased noticeably over the last decade. Experience has ... join RFBs and/or to co-operate in the implementation of the conservation and management measures of ...
Meeting Document : CCAMLR-XXVII/BG/37 : Autor(es): Submitted by IUCN
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AN UPDATED DESCRIPTION AND PARAMETERISATION OF THE SPATIAL MULTI-SPECIES OPERATING MODEL (SMOM )
Abstract: An updated version of the Spatial Multi-species Operating Model (SMOM) of krill ... advice regarding the subdivision of the precautionary catch limit for krill among 15 small-scale ... management units (SSMUs) in the Scotia Sea, to reduce the potential impact of fishing on land-based predators ... . The model includes krill as prey and four predator groups (penguins, seals, fish and whales) in each ...
Meeting Document : WG-SAM-08/17 : Autor(es): É.E. Plagányi and D.S. Butterworth (South Africa)
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Conditions for the precise measurement of fish target strength in situ
studied and two indexes are introduced for this purpose. One is the number of fish in the effective ... reverberation volume which contributes echo formation at a certain instant and the other is the percentage of ... the multiple echoes which is derived from a residual of the single echo extraction. With the decrease ... reliable from the past study. This shows the existence of some threshold values and below these threshold ...
Meeting Document : WG-Krill-94/35 : Autor(es): K. Sawada and M. Furusawa (Japan), N.J. Williamson (USA)
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The SCAR Antarctic digital topographic database
Abstract: The Antarctic digital topographic database is the outcome of a truly international ... collaborative project between 11 nations. Data capture was co-ordinated in the UK, under the auspices of the ... from 1:200 000 to 1:5 000 000, were digitized for the project and reference was made to a similar ... number of satellite images (mostly Landsat photographic products). Editing and harmonization of the data ...
Meeting Document : SC-CAMLR-XII/BG/16 : Autor(es): Delegation of United Kingdom
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Rockhopper penguins and other marine life threatened by driftnet fisheries in the south Atlantic ocean
Abstract: The oriental driftnet fleet, which is responsible for the large scale mortality of non ... -target species in the Pacific Ocean, has extended its range to include the South Atlantic Ocean ... . Relatively little is known about the areas of operation and impacts of driftnetting in the South Atlantic as ... yet, but it is emerging that driftnetting is equally devastating to the fauna of the South Atlantic ...
Meeting Document : CCAMLR-IX/BG/05 : Autor(es): Delegation of South Africa
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Assessment of green Notothenia (Notothenia gibberifrons, Lonnberg 1905) stocks in the Antarctic Peninsula subarea
Abstract: Biological characteristic and distribution of the green Notothenia by depth are given ... based on the results of inventory trawling surveys carried out in 1984/1985 and 1986/1987 by the BMRT ... "Gizhiga" in the Antarctic Peninsula subarea. Also presented are the abundance and biomass ... indices and the estimate of this species biomass by location and for the subarea on the whole. According ...
Meeting Document : SC-CAMLR-VII/BG/46 : Autor(es): V.A. Boronin (USSR)