Resultados de la búsqueda
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A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures
die as a result of insuffi cient resources or poor environmental conditions (e.g. pollution ... function of mortality based on poor health. These conditions interact in typical energy allo- cation ... is important to distinguish poor model construction, particularly inconsistencies between elements ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Autor(es): Constable, A.J
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
is poor. The spawning behaviour and life history have been identified as important gaps in current ... There are no published records of D. mawsoni eggs or larvae (Hanchet, 2006). Circulation models have ... and the egg development time There appear to be no published records of D. mawsoni eggs from ... There appear to be no published records of D. mawsoni larvae from plankton samples. More data are ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Autor(es): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996
OCTaBaJIllCb Ha Hll3KOM YPOBHe. COCTORHH~ BLlAa N . rossii BCe ewe HeXCHO, X O T X AaHHble no pa3MepHOMy ... . No information was available to estimate the catchability factor c. A catching efficiency of 100 ... ) . As a consequence, biomass estimates were very low during surveys when no concentrations of N ... in 1 9 7 9 / 8 0 when a catch of 18 760 tonnes was reported (Table 1 ) . No concentrations of ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Autor(es): Kock, K.-H
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Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults
Oscillation event of 1997/98, there was no significant correlation in mass on arrival between the two species ... Oscillation event of 1997/98, there was no significant correlation in mass on arrival between the two species ... de las dos especies fue menor después del fenómeno El Niño y la Oscilación Austral de 1997/98, no ... < 0.001) and Archway Bay (r = 0.721, n = 26, P < 0.001). There was no significant relationship between ... omitted, the relationship becomes significant (r = 0.524, n = 25, P < 0.01) (Figure 3). There was no ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Autor(es): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill
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Assessments of the stocks of Notothenia rossii marmorata and Champsocephalus gunnari in the South Georgia area
no obvious trend. File: 01-Cooke.pdf ... , while the stock of Champsocephalus gunnari has fluctuated greatly with no obvious trend ... marmorata M Champsocephalus qunnari B paHOHe IOJKHOH feOpI'MH C Hcno~ h30BaHHeM AaHHhrx CCCP no npo6aM no ... B03paCTY H HeAaBHHX nOACqeTOB 6HOMaCChI no pe3Y~ hTaTaM C'beMOK, BhrrrO~HeHHhrx Pf. ,l(aHHhle ... important to recognise that the age data themselves provide little or no information on the status of a ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 1-21 : Autor(es): Cooke, J.G.
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A post-processing method to remove interference noise from acoustic data collected from Antarctic krill fishing vessels
w ar m s ob ta in ed fr om th e ra w a nd i nt er fe re nc e no is e re m ov ... poor-quality data where significant interference occurred, the residual error in the processed data ... effectively removed and there was no evident change to the swarm structure. Only the mean acoustic density ... the interference noise, the proportions increased to 79% and 93% respectively. There was no evident ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 17–30 : Autor(es): Wang, X., J. Zhang and X. Zhao
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Revised estimates of the area of the South Georgia and Shag Rocks shelf (CCAMLR Subarea 48.3)
poor and the GEBCO data match well with the other inputs. Figure 1 identi- fies the coverage of ... (SGBD). Grid no. corresponds to the 1° x 0.5° grid squares shown in Figure 3. Depth bin (m) Grid no ... Subarea 48.3 to depths <500 m derived from nautical chart data (Everson and Campbell, 1990). Grid no ... were not available at 50 m depth intervals and were pooled.) Depth bin (m) Grid no. North east ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 167–175 : Autor(es): Belchier, M. and P. Fretwell
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Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution
falla es incierta o no puede ser rectificada cambiando el modelo subyacente de evaluación basado en la ... of ESS were no longer possible. the dirichlet-multinomial model Consider initially a single year ... , sometimes with poor accuracy at the haul-level, estimation error in jM′ adds a much greater degree of ... methods are compared using the simulation Candy 122 model with no process error or systematic error ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Autor(es): Candy, S.G
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Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica
Chionobathyscus dewitti, and showed no significant difference in sex ratio. Meristic, diet and age data were ... showed no significant difference in sex ratio. Meristic, diet and age data were consistent with previous ... conditions of this region, including little or no haemoglobin in their blood (Ruud, 1954). This has enabled ... identificados como Chionobathyscus dewitti, y no hubo diferencias significativas en la proporción de sexos. Los ... showed no significant difference in sex ratio. A summary of meristic and morphometric data gathered ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 139–165 : Autor(es): Sutton, C.P., M.J. Manning, D.W. Stevens and P.M. Marriott
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Fish stock assessment survey in Subarea 48.3
reduction. No commercial fishing on Champsocephalus gunnari has been reported from the area. It is suggested ... not show a similar dramatic reduction. No commercial fishing on Champsocephalus gunnari has been ... KOMMeptIeCKHX BH.llOB 3Toro paHoHa, Champsocephalus gunnari, no cpaBHeHHIO C pe3YJIbTaTaMH ce30Ha 1989/1990 r ... resultados de la temporada 1989/90, se observa que ha ocurrido una gran disminuci6n. Otras especies no ... presentan una reducci6n tan drastica. No se ha notificado ninguna pesqueria comercial de C. gunnari en esta ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Autor(es): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski