13.5. Questions and Tasks
289
born(19] = IF (cohort_spawned = 19)
THEN(((Tot_spawned_biomass) /.01)*larva1_survivorship)
ELSE 0 {number of fish born}
born(20] = IF (cohort_spawned = 20)
THEN(((Tot_spawned_biomass) / .01)*larva1_survivorship)
ELSE 0 {number of fish born}
OUTFLOWS :
NP_mort(Cohorts] = IF (Fishwt[Cohorts]< = 0) THEN 0
ELSE(IF((fish_mort[Cohorts]+(Nat_mort_mass(Cohorts] /Fis
hwt(Cohorts])+seine_mort(Cohorts]»NP_number[Cohorts])
THEN (NP_number[Cohorts]) ELSE
(fish_mort(Cohorts]+(Nat_mort_mass[Cohorts] /Fishwt(Coh0
rts])+seine_mort[Cohorts]» {total number of fish
killed per cohort per day}
births (1] = IF(cohort_spawned = 1)
THEN (Tot_spawned_biomass*larval_survivorship) ELSE 0
{biomass born}
births(2] = IF(cohort_spawned = 2)
THEN (Tot_spawned_biomass*larva1_survivorship) ELSE 0
{biomass born}
births (3] = IF(cohort_spawned = 3)
THEN (Tot_spawned_biomass *larval_survivorship) ELSE 0
{biomass born}
births (4] = IF(cohort_spawned = 4)
THEN (Tot_spawned_biomass*larva1_survivorship) ELSE 0
{biomass born}
births [5] = IF(cohort_spawned = 5)
THEN (Tot_spawned_biomass*larval_survivorship) ELSE 0
{biomass born}
births [6] = IF(cohort_spawned = 6)
THEN (Tot_spawned_biomass*larval_survivorship) ELSE 0
{biomass born}
births (7] = IF(cohort_spawned = 7)
THEN (Tot_spawned_biomass*larva1_survivorship) ELSE 0
{biomass born}
births(8] = IF(cohort_spawned = 8)
THEN (Tot_spawned_biomass*larval_survivorship) ELSE 0
{biomass born}
births(9] = IF (cohort_spawned = 9)
THEN (Tot_spawned_biomass*larva1_survivorship) ELSE 0
{biomass born}