Resultados de la búsqueda
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Overview and update of Australia’s scientific tagging program in the Patagonian toothfish (Dissostichus eleginoides) fishery in the vicinity of Heard and McDonald Islands (Division 58.5.2)
. This paper serves as an overview of the tagging dataset, and an update to previous summary papers ... understanding growth rates of toothfish, small and large scale movements, stock structure and local abundance ... . Tagging effort and recaptures are very concentrated in a relatively small area of this species’ habitat in ... this Division. Furthermore, as toothfish appear to have complex patterns of movement in space and time ...
Meeting Document : WG-FSA-07/48 Rev. 1 : Autor(es): D.C. Welsford, T. Lamb and G.B. Nowara (Australia)
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KRILLBASE: a multinational, circumpolar database of abundance of Antarctic krill and salps
led to a series of papers since 2004 that illustrate some of its potential uses. The latest version ... of rapid regional climate change requires information on distribution and changes over time. Many ... data have been collected on the abundance of the two taxa from net sampling surveys since 1926, but ... they are stored in national archives, sometimes only in archived notebooks. An international team of ...
Meeting Document : SC-CAMLR-XXXV/BG/24 Rev. 1 : Autor(es): A. Atkinson, S. Hill, H. Peat, R. Downie and L. Gerrish
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REPORT OF THE SECOND MEETING OF THE SEABIRD BYCATCH WORKING GROUP, HERMANUS, SOUTH AFRICA, 17-18 AUGUST 2008
Abstract: The Fouth Meeting of the ACAP’s Advisory Committee was held in Cape Town, South Africa ... from 22 – 25 August 2008. It was preceded by a meeting of the Seabird Bycatch Working Group (SBWG) on ... methods to reduce seabird bycatch in trawl fisheries, and noted that the body of work investigating and ... . For reducing seabird strikes on trawl warps, the use of bird-scaring lines has been proven to be the ...
Meeting Document : WG-FSA-08/61 : Autor(es): ACAP Seabird Bycatch Working Group
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Directions followed by the French fishing companies involved in the toothfish fishery of the French EEZ, in order to minimise the incidental mortality of birds
during the CCAMLR XXII, XXIII and XXIV. At the end of the Nineties, the French companies involved in the ... toothfish fishery of the French EEZ gave up trawling for fishing with longlines in order to protect ... juveniles of toothfish and to minimize by-catches of other fish. Longlining was a completely new technique ... for the French companies, and it has taken its full dimension in French EEZ only since the end of 2002 ...
Meeting Document : SC-CAMLR-XXV/BG/23 : Autor(es): Delegation of France
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Otolith microstructure of juvenile fish, the first annulus radius and pelagic stage duration of icefish Champsocephalus gunnari (Channichthyidae) in the South Georgia area
Abstract: On the basis of the results of the trawl-acoustic survey in February-March 2002, the ... microstructure analysis of otoliths of juvenile icefish of 5.5-13.3 cm in length was carried out. Fish studied ... represent a mixture of two year-classes of 1999-2000 and 2000-2001. The mean width of the daily growth zone ... in the first 100 days of fish life was 6?k at fish length of 4 cm. By the 200th day the daily growth ...
Meeting Document : WG-FSA-03/75 Rev. 1 : Autor(es): L.V. Shcherbich (Russia)
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VNIRO program on remote monitoring of oceanographic conditions in fishing areas of the World Ocean (the southwestern Atlantic and the southeastern Pacific)
Abstract: The paper presents a program of application of satellite and ship monitoring data on ... dynamics of the sea surface temperature (SST) in fishing areas For various time intervals (week, month ... , year, etc.). Sample monitoring of fishing areas in the south-western Atlantic and the southeastern ... Pacific includes: a set of maps of weekly mean SST and monthly mean SST; resulted maps of gradients ...
Meeting Document : WG-EMM-98/14 : Autor(es): G.P. Vanyushin, T.B. Barkanova and A.A. Troshkov (Russia)
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Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 on the basis of the Soviet mesoscale surveys with Isaacs Kidd midwater trawl
Abstract: In the paper the results of the investigations on three mesoscale surveys covering wide ... area of krill between Antarctic Peninsula and South Georgia Island are considered. Surveys including ... from 158 to 202 stations were carried out by Soviet research vessels in summer-autumn periods of 1983 ... /84 and 1987/88 and in a spring period 1984/85 by a standard grid of stations according to the ...
Meeting Document : WG-EMM-98/32 : Autor(es): V.A. Sushin and K.E. Shulgovsky (Russia)
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Investigations of intensity of krill drift near South Georgia Island
Abstract: Calculation of drift’s speed (transport with current) of Antarctic krill along the ... northeastern shore of South Georgia Island (between 54-55S and 34-39W) were carried out. Length of island’s ... shelf for calculation was assumed about 300 km, but average width of shelf (from shore to 500 m isobate ... ) was assumed about 60 km. Speed of drift in these spatial limits was assumed about 10 cm sec-1. The ...
Meeting Document : WG-CEMP-92/32 : Autor(es): V.V. Popkov (Russian Federation)
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Reproductive analysis of Dissostichus mawsoni in SSRU 5841C-a for the exploratory longline fishery in 2012/13 of Korea
Abstract: In the Division 58.4.1 there are two stocks of Dissostichus mawsoni, which is ... vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. However, there is not enough data to ... analyze the reproductive ecology of Dissostichus mawsoni in SSRU 58.4.1C-a based on the histological ... methods as a part of Korean research plan for Dissostichus spp. in SSRUs 58.4.1 C and E during 2012/2013 ...
Meeting Document : WG-SAM-13/27 : Autor(es): I.J. Yeon, J.S. Lee, Y.J. Kwon, M.A. Jeon, S.K. Choi, K.J. Seok, D.W. Lee, K.Y. Ku and H.J. Kim (Republic of Korea)
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Preliminary results of otolith elemental composition analysis of Dissostichus spp. in Subarea 48.2
Abstract: In order to explore aspects related to the structure of population units and habitat ... use of Dissostichus spp. within CCAMLR Subarea 48.2, the elemental composition of nuclear and marginal ... sections of 10 otoliths from adults of D. eleginoides and 20 otoliths from adults of D. mawsoni from ... samples of otoliths collected during the first season of the research carried out by the Chilean ...
Meeting Document : WG-FSA-17/30 : Autor(es): Delegation of Chile