Resultados de la búsqueda
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Report on attendance at the Fourth Meeting of the Committee for Environmental Protection Under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Fourth Meeting of ... issues of relevance to SC-CAMLR are: (1) A report of an open-ended intersessional contact group of the ... , the designation of Antarctic Specially Protected Species. The contact group will continue under a ... specified Terms of Reference; (2) A report from an intersessional contact group on Diseases of Antarctic ...
Meeting Document : CCAMLR-XX/BG/03 : Autor(es): Chair of the CCAMLR Scientific Committee
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Revised proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea
Abstract: At its 2010 meeting, the Scientific Committee agreed that a time series of recruitments ... survey was presented to the 2011 meeting of WG-SAM. In this paper we provide an update of the preliminary ... proposal by taking into account the comments of WG-SAM. It provides the scientific rationale and background ... for the research proposal for a longline survey of pre-recruit toothfish in the southern Ross Sea ...
Meeting Document : WG-FSA-11/47 : Autor(es): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)
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SOUTHERN OCEAN SENTINEL: REPORT OF THE FIRST INTERNATIONAL WORKSHOP IN 2009
held at the CCAMLR Headquarters in Hobart in April 2009. The conclusions of that workshop are provided ... to WG-EMM for consideration along with an overview, the program and abstracts of the keynote ... presentations. A report of the workshop will be submitted to the Scientific Committee for its considerations in ... October 2009, including discussion on the following questions: A key conclusion of the workshop was that ...
Meeting Document : WG-EMM-09/37 : Autor(es): A.J. Constable
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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
Abstract: Surveys of beached marine debris at Bird Island, South Georgia recorded a total of 142 ... total of 113 items during summer 2008/09 (November 2008 to February 2009). Plastic, trawl webbing and ... Island, whereas high numbers (67 items; 59%) of packaging bands were collected at Signy Island during the ... survey period. Entanglements of 19 Antarctic fur seals (7 involving packaging bands), two giant petrels ...
Meeting Document : WG-IMAF-09/09 : Autor(es): C.M. Waluda (United Kingdom)
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Length-age composition of the Patagonian toothfish, Dissostichus eleginoides, from the Kerguelen Island area
Abstract: Results of length-age composition studies of the Patagonian toothfish, Dissostichus ... eleginoides, from various fishing grounds of the shelf and continental slope areas of the Kerguelen Islands ... are presented and discussed in the paper. Detailed results of these studies are compiled in tables ... about 6.7 x 103 tonnes. Length composition of catches taken within 300- 500 m depth range did not ...
Meeting Document : WG-FSA-92/08 : Autor(es): V.G. Prutko and V.N. Chikov (Ukraine)
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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)
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On the intensity of sampling krill trawl catches
of determining adequate sample size to obtain representative krill length frequency distributions ... from commercial catches. In addition, the possible effect of two other factors (within-trawl ... . The attention of WG-Krill is drawn to the following: * All measurements of length from commercial ... , meaningful account must be taken of the desired biological characteristics which the Group wishes to discern ...
Meeting Document : WG-KRILL-90/27 : Autor(es): D.G.M. Miller (South Africa)
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Distribution of Antarctic krill concentrations exploited by Japanese krill trawlers and minke whates
Abstract: The distribution of krill (Euphausia superba) concentrations derived from Japanese ... sectors. In early summer (December) the areas of operation for both fisheries were affected by the ... latitudinal position and shape of the pack-ice edge. Harvesting was frequently conducted in the vicinity of a ... distribution. Krill harvesting areas in the vicinity of the shelf breaks were often coincident with ...
Meeting Document : SC-CAMLR-VIII/BG/31 : Autor(es): Delegation of Japan
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A simulation study of krill fishing by an individual Japanese trawler
Abstract: A model is set up for the operation (which includes both searching and fishing) of a ... Japanese krill trawler over a half-month period, and the output is compared to statistics from a sample of ... response of the index, or a response rather smaller in relative magnitude than the biomass decline. Catch ... statistics collected at present (centred primarily on catch per fishing time) are of low utility in detecting ...
Meeting Document : SC-CAMLR-VI/BG/38 : Autor(es): D.S. Butterworth (United Kingdom)
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Stomach contents of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region in 2010 and a comparison with 2003
Abstract: The stomach contents of 273 Dissostichus mawsoni captured by bottom longline in the ... in 640–2127 m depths and ranged between 78 and 181 cm TL. A total of 198 stomachs contained prey ... items, of which 13 contained only digested prey, leaving 185 stomachs for analysis. The majority of ... whitsoni) dominated the diet occurring in 37% of stomachs and accounting for 45% by weight and 52% by IRI ...
Meeting Document : WG-FSA-10/22 : Autor(es): D.W. Stevens, J. Forman and S. Hanchet (New Zealand)