13.5. Questions and Tasks
299
THEN(can[ll]*(NP_mass[1 7) /sus_mass[11]» ELSE
0)+(IF(Fishwt[12]>(.3*Fishwt[17)) AND (sus_mass [12]>0)
THEN(can[12]*(NP_mass[17] /sus_mass[12)) ELSE
0)+(IF(Fishwt[13]>( .3*Fishwt[17]» AND (sus_mass [13]>0)
THEN(can[13]*(NP_mass[17] /sus_mass[13)) ELSE
0)+(IF(Fishwt[14]>( .3*Fishwt[17]» AND (sus_mass [14»0)
THEN(can[14]*(NP_mass[17) /sus_mass[14)) ELSE
0)+(IF(Fishwt[15]>(.3*Fishwt[17)) AND (sus_mass (15»0)
THEN(can[15)*(NP_mass[17) /sus_mass[15)) ELSE
0)+(IF(Fishwt[16»( .3*Fishwt[17)) AND (sus_mass [16»0)
THEN(can[16)*(NP_mass[17) /sus_mass[16)) ELSE 0)
Natural_Mortality_2[lS] =
(IF(Fishwt[l»(.3*Fishwt[lS)) AND (sus_mass [1»0)
THEN(can[l]*(NP_mass[lS] /sus_mass[l]» ELSE
0)+(IF(Fishwt[2]>( .3*Fishwt[18]» AND (sus_mass (2»0)
THEN(can[2]*(NP_mass[18] /sus_mass[2)) ELSE
0)+(IF(Fishwt[3]>(.3*Fishwt[lS]» AND (sus_mass [3»0)
THEN(can[3]*(NP_mass[18) /sus_mass[3)) ELSE
0)+(IF(Fishwt[4]>( .3*Fishwt[18]» AND (sus_mass [4]>0)
THEN(can[4]*(NP_mass[lS] /sus_mass[4)) ELSE
0)+(IF(Fishwt[5»(.3*Fishwt[lS)) AND (sus_mass [5»0)
THEN(can[5)*(NP_mass[18] /sus_mass[5)) ELSE
0)+(IF(Fishwt[6»(.3*Fishwt[18)) AND (sus_mass [6»0)
THEN(can[6)*(NP_mass[18) /sus_mass[6)) ELSE
0)+(IF(Fishwt[7»(.3*Fishwt[lS]» AND (sus_mass [7»0)
THEN(can[7)*(NP_mass[lS) /sus_mass[7)) ELSE
0)+(IF(Fishwt[S»(.3*Fishwt[lS]» AND (sus_mass [S»O)
THEN(can[8)*(NP_mass[18] /sus_mass[8]»
ELSE
0)+(IF(Fishwt[9]>(.3*Fishwt[18)) AND (sus_mass [9]>0)
THEN(can[9)*(NP_mass[18) /sus_mass[9)) ELSE
0)+(IF(Fishwt[10»( .3*Fishwt[18)) AND (sus_mass (10»0)
THEN(can[lO]*(NP_mass[lS) /sus_mass[lO)) ELSE
0)+(IF(Fishwt[ll]>(.3*Fishwt[18)) AND (sus_mass [11»0)
THEN(can[ll)*(NP_mass[lS) /sus_mass[ll)) ELSE
0)+(IF(Fishwt[12»( .3*Fishwt[lS)) AND (sus_mass [12»0)
THEN(can[12)*(NP_mass[18) /sus_mass[12)) ELSE
0)+(IF(Fishwt[13»( .3*Fishwt[lS)) AND (sus_mass[13»0)
THEN(can[13)*(NP_mass[18) /sus_mass[13)) ELSE
0)+(IF(Fishwt[14»( .3*Fishwt[18)) AND (sus_mass [14»0)
THEN(can[14)*(NP_mass[18) /sus_mass[14)) ELSE
0)+(IF(Fishwt[15»(.3*Fishwt[18)) AND (sus_mass (15»0)
THEN(can[15)*(NP_mass[lS) /sus_mass[15)) ELSE
0)+(IF(Fishwt[16»(.3*Fishwt[lS)) AND (sus_mass [16»0)