Compute average SSB under a given level of
fishing mortality.
Usage
compute_bx(
nages,
mort,
mat,
waa,
sel,
ret,
F,
avg_rec,
start_age = 1,
hyperallometry = 1
)
Arguments
- nages
number of ages in age structure
- mort
instantaneous natural mortality rate
- mat
maturity-at-age vector
- waa
weight-at-age vector
- sel
total selectivity-at-age vector
- ret
total retention-at-age vector
- F
instantenous fishing mortality rate
- avg_rec
average recruitment