334
14. Dynamics of Multiple Fish Species
Cod_Out_1 3 = Cod 2_Age_3 *(1 -Z_Cod_1 2)
Cod_Die_l3 = Cod2_Age_3 *Z_Cod_l 2
Cod2_Age_4(t) = Cod2_Age_4(t-dt) + (Cod_Out_l3 +
CNN_42 -Cod_Out_l6 -Cod_Die_l4) * dt
INIT Cod2_Age_4 = 2450.55
INFLOWS:
Cod_Out_13 = Cod2_Age_3 *(1-Z_Cod_l2)
CNN_42 = ffi_C4*PC4_12 *(Codl_Age4+Cod2_Age_4)
OUTFLOWS:
Cod_Out_l6 = Cod2_Age_4*(1-Z_Cod_13)
Cod_Die_l4 = Cod2_Age_4*Z_Cod_13
Cod2_Age_5(t) = Cod2_Age_5(t -dt ) + (Cod_Out_16 +
CNN_52-Cod_Out_l4 -Cod_Die_l5) * d t
INIT Cod2_Age_5 = 2367 .55
INFLOWS:
Cod_Out_l6 = Cod2_Age_4*(l-Z_Cod_13)
CNN_5 2 = ffi_C5*PC5_l2*(Codl_Age5+cod2_Age_5)
OUTFLOWS:
Cod_Out_l4 = Cod2_Age_5 *(l-Z_Cod_14)
Cod_Die_l5 = Cod2_Age_5 *Z_Cod_l4
Cod2_Age_6(t) = Cod2_Age_6 (t-dt) + (Cod_Out_l4 +
CNN_6 2-Cod_Out_15-Cod_Die_16) * dt
INIT Cod2_Age_6 = 255. 85
INFLOWS :
Cod_Out_l4 = Cod2_Age_5*(l-Z_Cod_l4)
CNN_62 = ffi_C6*PC6_l 2 *(Codl_Age6+cod2_Age_6)
OUTFLOWS :
Cod_Out_l5 = Cod2_Age_6*(l-Z_Cod_l5)
Cod_Die_16 = Cod2_Age_6*Z_Cod_15
Cod2_Age_7(t) = Cod2_Age_7(t -dt) + (Cod_Out_15 +
CNN_72-Cod_Die_l7-Cod_Out_l 7) * dt
INIT Cod2_Age _ 7 = 207 .2
INFLOWS:
Cod_Out_15 = Cod2_Age_6*(1-Z_Cod_15)
CNN_72 = ffi_C7*PC7_12*(Codl_Age_7+Cod2_Age_7)
OUTFLOWS :
Cod_Die_l7
Cod_Out_l7
COd2_Age_ 7*Z_Cod_ l 6
Cod2_Age_7 *(1 -Z_Cod_l6)