Description Usage Arguments Value Author(s)
use newtons method to find instantaneous f
getft
approximates f using newtons method based on catch, life history, and selectivity
1 | getFt(ct, m, sa, wa, na)
|
ct |
catch |
m |
natural mortality |
sa |
selectivity at age |
wa |
weight at age |
na |
abundance at age |
instantaneous fishing mortality rate f
s.j.d. martell
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