fished_l_to_5(t)
dt
280
13. Nile Perch Population Dynamics in Lake Victoria:
Hap-proportion = hap_standing_stock/hap_K
Other_availability =
o t he r _ s t and i ng_ s t oc k/ (hap_ s t a ndi ng_ s t ock+o t he r _ s t a nd i ng
_stock)
total_joules_available =
hap_standing_stock+other_standing_stock
Fishing
fished_IOO-plus(t)
(CIOOplus) * dt
fished_IOO-plus(t-dt) +
INIT fished_IOO-plus = 0
INFLOWS :
f_IOOplus = ARRAYSUM(f_IOOplus2[*1)
fished_l_to_5(t-dt) + (f_l_to_5) *
INIT fished_l_to_5 = 0
INFLOWS:
f_l_to_5 = ARRAYSUM(f_l_to_5 2[ *1)
f ished_25_to_IO O(t) = fished_25_to_IOO(t -dt ) +
(f_25_to_IOO) * dt
I NIT fished_25_to_IOO = 0
I NFLOW S:
f _25_to_IOO = ARRAYSUM (f_25_to_I00 2 [ *1)
fished_5_to_25 (t) = fished_5_t o_25 (t -dt) + (f _ 5_ t o_2 5 )
* dt
I NIT fished_5_to_25 = 0
INFLOWS :
f_5_to_25 = ARRAYSUM(f_5_to_252[*1)
fished_It_l(t) = fished_It_l(t-dt) + (It_I) * dt
INIT fished_It_1 = 0
INFLOWS:
It_1 = ARRAYSUM(lt_1 2[*1)
Total_fished_biomass(t) = Total_fished_biomass(t -dt) +
(tot_fished_mass ) * dt
I NIT Total_fished_b iomass = 0