#description: fixed M, no qSurvey, fixed steepness
natM_type;          1Parm
natM_n_breakpoints; NULL
natM_lorenzen;      NULL
natM_val;           c(NA,NA)
par_name;           LnQ_base_3_CPUE
par_int;            c(NA)
par_phase;          c(-1)
forecast_num;       0
