Search results
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
yield and the long-term status of fish stocks under conditions of uncertainty. CCAMLR Science, 3: 31 ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
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Estimating confidence intervals for fish stock abundance estimates from trawl surveys
an asymptotic confidence interval we need to find the value of B which gives a specified critical value ... of biomasses b ,... bk at the roots of function ( 1 3 ) are regarded as nuisance parameters, which need ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 203–207 : Author(s): de la Mare, W.K
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Editorial
. The need to identify ways to share the burden of delivering scientific input, and to help build ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 243
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
a by-catch, this species is clearly of com- mercial importance, and is in need of monitoring and management ... 11.54 K 0.056 0.012 0.041 0.011 t0 –0.21 2.31 –1.18 1.64 2 47.398 3.356 N 156 64 Reduced ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Author(s): Marriott, P.M., M.J. Manning and P.L. Horn
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Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula: towards an improved understanding of off-peak census correction factors
of the historical data available, is the need to consider and account for the timing of the census relative ... source of error that would need to be considered. The available data on rates of nest attrition ... contribution coming from the estimation of peak egg laying date. This empha- sizes the need to understand ... better what processes drive nest attrition throughout a breeding season and the need for better data ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 149–165 : Author(s): Lynch, H.J., W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece
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Estimating standing stock of krill using maximum entropy
the view that the MaxEnt approach provides ‘plausible’ results, appropriate spatial scales need ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 193 : Author(s): Everson, I
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Phytoplankton distribution in the mixed layer: implication to krill abundance
but the same principal holds for zooplankton. Platt and Gallegos (1980) state that "we need more knowledge ... about how complex trajectories affect photosynthetic performance by phytoplankton; we need ... to incorporate these complex trajectories into our experimental designs; and we need to cooperate with physical ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Author(s): Yamazaki, H. and T.R. Osborn
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Management and uncertainty: the example of South Georgia
years, would be needed to restore the stock to the level giving the .greatest sustained yield ... of the measures needed to restore the stocks, and their results. To be complete, advice should also look ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 341-353 : Author(s): Gulland, J.A.
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Integrating Count Effort by Seasonally Correcting Animal Population Estimates (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a case study
need to be adjusted to provide unbiased estimates of abun- dance. Bias may result from a failure ... in detection, availability or sampling fractions being other than unity. However, despite the need ... distribution, need to be accommodated. The present study addresses these issues by devel- oping a parametric ... of ICESCAPE need to remain aware that the validity of estimates 223 ICESCAPE: a method for estimating ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Author(s): McKinlay, J., C. Southwell and R. Trebilco
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Archival and satellite-linked data recorders
discussed for geolocation only. If, however, more data are needed, then the transmission can be expanded ... out in addition to providing geolocations when the animal is pelagic. If large amounts of data need ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 475-493 : Author(s): Hill, R.D.