#description:estimate M with no qCPUE
#author: KO
natM_type;          1Parm
natM_n_breakpoints; NULL  
natM_lorenzen;      NULL
natM_val;           c(NA,3)
par_name;           _steep,LnQ_base_3_CPUE,CV_young,CV_old
par_int;            c(NA,NA,NA,NA)
par_phase;          c(-4,-1,-1,-1)
 
forecast_num;       0 
