Maps

Nitrate

Jan Feb Mar Apr May Jun
Nitrate 1983-1 Nitrate 1983-2 Nitrate 1983-3 Nitrate 1983-4 Nitrate 1983-5 Nitrate 1983-6
 
July Aug Sep Oct Nov Dec
Nitrate 1983-7 Nitrate 1983-8 Nitrate 1983-9 Nitrate 1983-10 Nitrate 1983-11 Nitrate 1983-12

Phosphate

Jan Feb Mar Apr May Jun
Phosphate 1983-1 Phosphate 1983-2 Phosphate 1983-3 Phosphate 1983-4 Phosphate 1983-5 Phosphate 1983-6
 
July Aug Sep Oct Nov Dec
Phosphate 1983-7 Phosphate 1983-8 Phosphate 1983-9 Phosphate 1983-10 Phosphate 1983-11 Phosphate 1983-12

Silicate

Jan Feb Mar Apr May Jun
Silicate 1983-1 Silicate 1983-2 Silicate 1983-3 Silicate 1983-4 Silicate 1983-5 Silicate 1983-6
 
July Aug Sep Oct Nov Dec
Silicate 1983-7 Silicate 1983-8 Silicate 1983-9 Silicate 1983-10 Silicate 1983-11 Silicate 1983-12

DIC

Jan Feb Mar Apr May Jun
DIC 1983-1 DIC 1983-2 DIC 1983-3 DIC 1983-4 DIC 1983-5 DIC 1983-6
 
July Aug Sep Oct Nov Dec
DIC 1983-7 DIC 1983-8 DIC 1983-9 DIC 1983-10 DIC 1983-11 DIC 1983-12