FISHERIES_2020_AUG_SWG-PEL_71.pdf (651.51 kB)

Some investigations of the regression approach of FISHERIES/2020/JUL/SWG-PEL/60 to use the 2020 recruitment survey result to provide an estimate for the strength of the most recent west coast sardine recruitment

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posted on 10.02.2021, 14:00 by Doug Butterworth, Andrea Ross-Gillespie
Further investigation of statistical diagnostics for the recruit survey vs November model estimates regression for west coast sardine suggest that the estimate of the latter for the most recent recruitment be increased somewhat from 17.47 to 21.09, but that the estimate of the associated standard deviation in log space be maintained at 0.635.

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Department of Mathematics and Applied Mathematics, University of Cape Town