Maps

Nitrate

Jan Feb Mar Apr May Jun
Nitrate 1975-1 Nitrate 1975-2 Nitrate 1975-3 Nitrate 1975-4 Nitrate 1975-5 Nitrate 1975-6
 
July Aug Sep Oct Nov Dec
Nitrate 1975-7 Nitrate 1975-8 Nitrate 1975-9 Nitrate 1975-10 Nitrate 1975-11 Nitrate 1975-12

Phosphate

Jan Feb Mar Apr May Jun
Phosphate 1975-1 Phosphate 1975-2 Phosphate 1975-3 Phosphate 1975-4 Phosphate 1975-5 Phosphate 1975-6
 
July Aug Sep Oct Nov Dec
Phosphate 1975-7 Phosphate 1975-8 Phosphate 1975-9 Phosphate 1975-10 Phosphate 1975-11 Phosphate 1975-12

Silicate

Jan Feb Mar Apr May Jun
Silicate 1975-1 Silicate 1975-2 Silicate 1975-3 Silicate 1975-4 Silicate 1975-5 Silicate 1975-6
 
July Aug Sep Oct Nov Dec
Silicate 1975-7 Silicate 1975-8 Silicate 1975-9 Silicate 1975-10 Silicate 1975-11 Silicate 1975-12

DIC

Jan Feb Mar Apr May Jun
DIC 1975-1 DIC 1975-2 DIC 1975-3 DIC 1975-4 DIC 1975-5 DIC 1975-6
 
July Aug Sep Oct Nov Dec
DIC 1975-7 DIC 1975-8 DIC 1975-9 DIC 1975-10 DIC 1975-11 DIC 1975-12