Table 6. Yield and spawning stock biomass per recruit analysis for Gulf of Maine - Georges Bank redfish.
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The NEFC Yield and Stock Size per Recruit Program - PDBYPRC
PC Ver.2.0 [Method of Thompson and Bell (1934)] 1-Jan-1999

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Run Date: 10- 5-2001; Time: 10:04:15.27

REDFISH UPDATED AVE WTS & FPAT, MAT VECTOR (MAYO ET AL. 1990)
Proportion of F before spawning: .4000
Proportion of M before spawning: .4000
Natural Mortality is Constant at: .050
Initial age is: 1; Last age is: 26
Last age is a PLUS group;
Original age-specific PRs, Mats, and Mean Wts from file:
==> d:\assess\redf\yrred.dat

Age-specific Input data for Yield per Recruit Analysis

Summary of Yield per Recruit Analysis for:
REDFISH UPDATED AVE WTS & FPAT, MAT VECTOR (MAYO ET AL. 1990)

Slope of the Yield/Recruit Curve at F=0.00: --> 7.5310
F level at slope=1/10 of the above slope (F0.1): -----> .059
Yield/Recruit corresponding to F0.1: -----> .1632
F level to produce Maximum Yield/Recruit (Fmax): -----> .127
Yield/Recruit corresponding to Fmax: -----> .1806
F level at 30 % of Max Spawning Potential (F30): -----> .075
SSB/Recruit corresponding to F30: --------> 2.6312

Listing of Yield per Recruit Results for:
REDFISH UPDATED AVE WTS & FPAT, MAT VECTOR (MAYO ET AL. 1990)