Resultados de la búsqueda
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The choice of procedure for deciding when to close fisheries regulated by CCAMLR: a simulation model
Paper Title: The choice of procedure for deciding when to close fisheries regulated by CCAMLR: a ... simulation model Abstract / Description: The methods, described in CCAMLR Conservation Measures, used for ... deciding the closure date for fisheries monitored by the Secretariat of CCAMLR, have been difficult to ... implement because of the variation in catch rates shown by the fisheries. Non-fluctuating random and ... to the last "NO" data points C (data point = catch/period) and calculates the change in catch rates ... C fitting this to estimate next catch level C ARREG(30) holds the latest reported catch C NO is ... this code fills up ARREG from the bottom with the latest "NO" catches DO 10 N=l,NO IF (N.LT.NO) THEN ... .-1.) THEN C the equation of the fitted line is Y=A+B(X) B=(NO*SUMXY-SUMX*SUMY)/(NO*SSUMX-SUMX**2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 81–97 : Autor(es): Agnew, D.J.
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Trends in bird and seal populations as indicators of a system shift in the Southern Ocean
on several breeding sites have decreased severely, whilst two species have increased at the same time ... Abstract: Although world oceans have been warming over the past 50 years, the impact on biotic ... components is poorly understood because of the difficulty of obtaining long-term data sets on marine ... organisms. The Southern Ocean plays a critical role on global climate and there is growing evidence of ...
Meeting Document : WG-EMM-03/53 : Autor(es): H. Weimerskirch, P. Inchausti, C. Guinet and C. Barbraud (France)
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A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures
Paper Title: A possible framework in which to consider plausible models of the Antarctic marine ... management procedure for the krill fishery, including the evaluation of candidate management procedures in a ... simulation framework, using plausible models of the Antarctic marine ecosystem. This paper develops a ... framework for erecting such models. It discusses the general model requirements and presents a conceptual ... (2005): 99–117 99 A POSSIBLE FRAMEWORK IN WHICH TO CONSIDER PLAUSIBLE MODELS OF THE ANTARCTIC MARINE ... – andrew.constable@aad.gov.au Abstract CCAMLR is developing a management procedure for the krill fi shery ... , including the evaluation of candidate management procedures in a simulation framework, using plausible ... models of the Antarctic marine ecosystem. This paper develops a framework for erecting such models. It ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Autor(es): Constable, A.J
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
Paper Title: Mesopelagic fish of the Southern Ocean- summary results of recent Soviet studies ... a part of the general multi-disciplinary program of research on Antarctic biological resources ... . Studies concentrate primarily on the following four most abundant species: Electrona carlsbergi, Electrona ... antarctica, Krefftichthys (Protomyctophum) anderssoni and Gymnoscopelus nicholsi. The data obtained so far ... the Antarctic region, is by no means most important. The theory claims that some part of the main ... WG-FSA-90/23 MESOPELAGIC FISH OF THE SOUTHERN OCEAN ... Antarctic mesopelagic fish has been carried out as a part of the general multi-disciplinary program of ... research on Antarctic biological resources. Studies concentrate primarily on the following four most ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Autor(es): Sabourenkov, E.N.
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Ecosystem studies carried out during the second Ukrainian Marine Antarctic Expedition in Subareas 48.2 and 48.1 in 1998
composition of krill and in its biomass on the fishing sites near the Elephant Island and the King George ... Abstract: In 1998 the 2nd Ukrainian Marine Complex Antarctic Expedition (UMCAE) on board ... scientific research vessel "Ernst Krenkel" took place in the western part of the Atlantic sector of ... the Antarctic. It was arranged by the Ukrainian Antarctic Center of the Ministry for Affairs of ...
Meeting Document : WG-EMM-00/5 : Autor(es): V. Bibik and P. Gozhik (Ukraine)
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Penguin demography and winter distributions in the Antarctic Peninsula region
Abstract: Our long-term seabird research at Admiralty Bay has documented annual variability in ... the life history parameters of the breeding biology and ecology of Adélie, gentoo, and chinstrap ... physical processes to their effects on dependent predators in the Southern Ocean. Our most recent results ... present a conceptual model linking increasing temperatures and decreasing sea ice cover in the Antarctic ...
Meeting Document : WG-EMM-01/32 : Autor(es): W. Trivelpiece and S. Trivelpiece (USA)
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
Paper Title: Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island ... data set Abstract / Description: In the vicinity of the northern tip of the 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 are collectively referred to as the Weddell ... THE SIEDLECKI JANUARY 1987, SOUTH SHETLAND ISLAND DATA SET Arnold L. Gordon Abstract I n the ... vicinity of the northern tip of the 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 are collectively referred to as the Weddell-Scotia Confluence. Within the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Autor(es): Gordon, A.L.
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THE ROSS SEA AS A UNIQUE EVOLUTIONARY SITE
Heritage Sites. The focus herein will be on notothenioid fishes because their taxonomy and phylogeny are ... 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 ... 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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Synopsis of data from satellite telemetry of foraging trips and migration routes of penguins and pinnipeds from the South Shetland Islands, 1997/98 to present
Abstract: We present a synopsis of the US AMLR satellite telemetry data, including both ARGOS and ... GPS positions estimates, to inform spatial planning efforts in the Antarctic Peninsula and Scotia Sea ... region. Identifying the patterns of habitat utilization by marine organisms is critical for proper ... spatial planning. Moreover, the timing and extent of habitat use by multiple species must be considered to ...
Meeting Document : WG-EMM-12/37 : Autor(es): J. Hinke, G. Watters, W. Trivelpiece and M. Goebel (USA)
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Annual variation in the timing of reproduction in Antarctic fur seals (Arctocephalus gazella) at Bird Island, South Georgia
Abstract: The arrival of Antarctic fur seals at a breeding beach on Bird Island. South Georgia ... established breeding territories on the beaches in anticipation of the arrival of the cows. Male arrival ... usually started when 80% or more of potential territory sites were occupied by males. Cows arrived ... significantly later in 1984 and 1987 than in 1983, 1985 or 1986. The late arrival of both males and females in ...
Meeting Document : WG-CEMP-90/39 : Autor(es): C.D. Duck (United Kingdom)