Resultados de la búsqueda
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Evaluation of krill transport factor results in Subarea 48.2 in summer period of 1996
-200 m: krill density (t/cubic mile) and water output (cubic mile/hour) through 1 mile of the polygon ... boundary per hour. The value (t/hour) characterizes transport intensity of krill biomass through 1 mile of ... =7.2 t/hour, s.d.=15.5 t/hour. There is sufficient variability of krill transport through polygon ... input-output through all the polygon boundaries was positive (2088 ±831 t/hour). The obtained values of ...
Meeting Document : WG-EMM-96/37 : Autor(es): Sushin, V.A., Kasatkina, S.M., Shnar, V.N., Abramov, A.M., Polischuk, M.I.
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Are penguins and seals in competition for Antarctic krill at South Georgia?
with nowadays less krill in the diet of macaroni penguins than in that of Antarctic fur seals. Despite ... availability and of interspecies competition cannot be resolved with available evidence. The likely competitive ... chrysolophus) are sympatric top predators that occur in the Southern Ocean around South Georgia where they are ... population of fur seals has increased whereas that of macaroni penguins has declined. Both species feed on ...
Meeting Document : WG-EMM-02/22 : Autor(es): K.E. Barlow, I.L. Boyd, J.P. Croxall, K. Reid, U.J. Staniland and A.S. Brierley (United Kingdom)
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A false positive in the CCAMLR tag overlap statistic arising from low catch volume and consequent limited sample size
of fish tagged did not match closely with that of the catch resulting in a the overlap statistic, as ... Abstract: The draft CCAMLR compliance report has recorded that when fishing in Subarea 88.2 in ... minimum of 60% as specified in CM 41-01. A review of the data indicates that the number of fish tagged was ... required by CM 41-01. The overall length range of the two data sets was similar indicating that this was ...
Meeting Document : WG-FSA-14/31 : Autor(es): C. Darby (United Kingdom)
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Stable isotope analysis of Southern Ocean fish tissue samples to investigate trophic linkages of Antarctic toothfish (Dissostichus mawsoni)
identified as significant. The isotope data agrees with previous work that the diet of the Antarctic ... not explained by the isotopic composition of prey sampled in that area. This may be due to: (1 ... to determine C and N stable isotope composition. Values of?15N and?13C suggested that a minimum of ... , sex, and depth. Location and a positive relationship with fish length were usually the only variables ...
Meeting Document : WG-EMM-07/19 : Autor(es): M.H. Pinkerton, S. Bury, S.M. Hanchet and D. Thompson (New Zealand)
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Developing conceptual models of the Antarctic marine ecosystem: squid
describes properties for three groups of squid that may be included in future ecosystem models of the ... Monitoring and Management (WG-EMM). While recognised to be an important component of this ecosystem ... , particularly with regard to food-web structure and function, squid have rarely been included in previous ... and vertical migrations). Furthermore, this paper reiterates findings from previous studies that squid ...
Meeting Document : WG-EMM-04/26 : Autor(es): K. Phillips (Australia)
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Report of the 1995/96 Japanese Whale Research Programme Under Special Permit in the Antarctic (JARPA) in Area IV and eastern part of Area III
different from that observed during the 1993/94 JARPA. In the previous research, high density was observed ... the ice edge in the research area. It is supposed that concentration of pregnant female in the Prydz ... second survey. It seems that the most of female minke whale in the Prydz bay tend to migrate through in ... from the blue and right whales, respectively. Author(s): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki ...
Meeting Document : WG-EMM-96/48 : Autor(es): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki, M., Hishii, T., Shimamoto, K., Tohyama, D., Nibe, H., Taguchi, F., Hidaka, H., Ono, K., Yamashiro, K., Yoshida, T., Tamura, T., Nishiwaki, S.
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Research plan for the exploratory fisheries for Dissostichus spp. in Subarea 48.6 in 2014/15
blocks, it seems that the current arrangement to cope with bad sea ice condition is insufficient and that ... that using the CPUE method for Dissostichus mawsoni in block 486_2. However, the estimates using the ... Petersen and CPUE methods were relatively consistent with the observed numbers for D. mawsoni in the block ... least 3 years with the same sample size as decided at the last CCAMLR meeting in the current research ...
Meeting Document : WG-SAM-14/01 : Autor(es): Delegation of Japan
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Research standards for exploratory fisheries
data and that detailed descriptions of CPUE data be de-emphasized. Focusing effort on subareas ... recommendations are made for optimizing this potential. The types of data that have led to successful assessments ... in the northern South Sandwich Islands are used as examples of what can be achieved using exploratory ... of otoliths; and 3) recording of length, sex and gonad stage. It is suggested that research standards ...
Meeting Document : WG-SAM-11/15 Rev. 1 : Autor(es): D. Kinzey (USA)
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THE USE OF PATENT DATABASES TO DETECT TRENDS IN THE KRILL FISHERY
number and type of patents related to krill that are lodged annually. This information matches well with ... database be taken over by the Secretariat so that they can maintain an annual register of krill related ... the catch and notification information, showing similar trends. It is suggested that the patent ... patents which will be of use for indicating future trends in the krill fishery. Author(s): Delegation of ...
Meeting Document : SC-CAMLR-XXVIII/BG/15 : Autor(es): Delegation of Australia
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Developing a penguin tracking database to help determine their most important foraging areas
Global Procellariiform Tracking Database) will allow spatial analyses to be undertaken that will help ... Plus Fund) to build an integrated database that would facilitate the analysis of penguin tracking data ... . The database will have a web-based user interface that will allow data holders to submit data and ... attach a range of access levels; access may be granted only to the data holder, to a wider group, or to a ...
Meeting Document : WG-EMM-13/18 : Autor(es): M. Hindell (SCAR), B. Lascelles (BirdLife) and P. Trathan (United Kingdom)