Resultados de la búsqueda
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JGYM: a java version of the Generalised Yield Model
the current toothfish assessment methodology using the Generalised Yield Model (GYM), a Java version ... of the GYM has been developed. The new version has been developed directly from the specifications ... kindly provided by Dr Andrew Constable. Some routines have been translated from the GYM FORTRAN code into ... Java. As such, if sufficiently similar results can be obtained from the JGYM and the current GYM given ...
Meeting Document : WG-FSA-SAM 03/16 : Autor(es): R.N. Vilhelm (United Kingdom)
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Joint Polish/American hydroacoustic survey of Elephant Island in the vicinity of King George Island, 1988
Abstract: The hydroacoustic survey found a low krill abundance in most areas covered by last ... years survey. The total biomass in the vicinity of Elephant Island was estimated from 120 kHz data to be ... 260 k tons and that in the Bransfield Strait South of King George Island was 39 k tons for a total of ... 299 k tons in the combined areas. The estimated 200 kHz survey data were higher, giving 715 k tons ...
Meeting Document : SC-CAMLR-VII/BG/21 : Autor(es): United States of America
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Preliminary results of pop-up satellite tag study on Antarctic toothfish in the Mawson Sea
described in this report. The toothfish was caught in the Mawson Sea in Feb 2015 and released with a PSAT by ... a Korean scientific observer. The same observer recovered the fish a year later. The days of liberty ... were over a year (366 days). The vertical movement of the fish shows strong and contrasting patterns ... . The most significant pattern was the fish staying at the same depth for a couple months. The vigorous ...
Meeting Document : WG-FSA-16/08 : Autor(es): Delegation of the Republic of Korea
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FLAG STATUS OF SOME VESSELS ON THE NCP-IUU VESSEL LIST
Abstract: FLAG STATUS OF SOME VESSELS ON THE NCP-IUU VESSEL LIST In June 2010, the EU forwarded a ... report that Togo had instigated proceedings to deregister the Togolese-flagged fishing vessels Bigaro ... , Carmela, Typhoon-1, Chu Lim, Rex and Zeus which are all included on the NCP-IUU Vessel List. 2. According ... to the report, proceedings to de-register the vessels commenced in April and concluded on 15 June ...
Meeting Document : SCIC-10/04 : Autor(es): Secretariat
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An interlaboratory comparison of ages estimated for Dissostichus eleginoides from the Argentine Sea, southwest Atlantic Ocean
the effects on readings of different otolith processing methods, scales and otoliths were taken from ... University, Norfolk, Virginia, United States of America. (CQFE). As a consequence of the exchange of otoliths ... carried out with NIWA, and the results presented, it is apparent that the NIWA preparation method produced ... a clearer section. More hyaline bands were visible in the NIWA preparations, particularly near the ...
Meeting Document : WG-FSA-04/45 : Autor(es): M.C. Cassia (Argentina), P.L. Horn (New Zealand) and J.R. Ashford (USA)
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Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002
surveys made by STM “Atlantida” are revealed. Availability of large icefish concentrations in 2000 in the ... northwest shelf area in 10-100m layer resulted in formation of adult fish aggregations in water column. The ... the bottom even in dark hours of the day. During the two surveys, fry and immature fish occurred in ... numbers in pelagic zone. At present, the population mainly consists of immature and first maturing fish ...
Meeting Document : WG-FSA-03/55 : Autor(es): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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By-catch of rays in the 2002/03 toothfish fishery around South Georgia
Abstract: The 2002/2003 fishing season was the first in which three new policies for rays were ... tried: • It was the first in which vessels were asked to cut off all rays at water level to assist ... survival and conservation of rays; • It was the first in which very good quality information was available ... from all observers’ tally periods on the catch rates of rays cut off the line; • In 2003 the UK, with ...
Meeting Document : WG-FSA-03/58 : Autor(es): D.J. Agnew, J. Pearce and M. Endicott (United Kingdom)
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Underwater noises produced by research vessels (some comments on acoustic sampling protocol for the Area 48 synoptic survey
Abstract: The underwater vessel noise levels perceived by the echosounder EK-500 transducers of ... three Russian research vessels have been presented. These data have been compared to the estimate of the ... underwater noise level, produced by the Icelandic R/V B.Saemundsson.. Underwater noise level perceived by the ... that the level of underwater noise produced by vessel is an important technical property to be taken ...
Meeting Document : WG-EMM-99/18 : Autor(es): S. Kasatkina (Russia)
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Improvements to the multiple-frequency method for in situ target strength measurements
Abstract: Refinements have been made to the multiple-frequency method that was recently developed ... to improve the accuracy and precision of in-situ target strength (TS) measurements using split-beam ... echosounders (Demer et al., J. Acoust. Soc. Am. 105(4) 2359:2376 (1999)]. The multiple-frequency method ... improves the rejection of unresolvable and constructively interfering target multiples by combining ...
Meeting Document : WG-EMM-99/38 : Autor(es): D.A. Demer (USA) and M.A. Soule (South Africa)
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PENGUIN RESPONSES TO CLIMATE CHANGE IN THE SOUTHERN OCEAN
to climate change, which disrupts penguin life history strategies when it alters the weather ... , oceanography and critical habitats. For example, in the southwest Atlantic, the distributional range of the ice ... -obligate emperor and Ade´lie penguins has shifted poleward and contracted, while the ice-intolerant gentoo ... and chinstrap penguins have expanded their range southward. In the Southern Ocean, the El Niño ...
Meeting Document : WG-EMM-09/P09 : Autor(es): J. Forcada and P.N. Trathan