Maps

Nitrate

Jan Feb Mar Apr May Jun
Nitrate 1969-1 Nitrate 1969-2 Nitrate 1969-3 Nitrate 1969-4 Nitrate 1969-5 Nitrate 1969-6
 
July Aug Sep Oct Nov Dec
Nitrate 1969-7 Nitrate 1969-8 Nitrate 1969-9 Nitrate 1969-10 Nitrate 1969-11 Nitrate 1969-12

Phosphate

Jan Feb Mar Apr May Jun
Phosphate 1969-1 Phosphate 1969-2 Phosphate 1969-3 Phosphate 1969-4 Phosphate 1969-5 Phosphate 1969-6
 
July Aug Sep Oct Nov Dec
Phosphate 1969-7 Phosphate 1969-8 Phosphate 1969-9 Phosphate 1969-10 Phosphate 1969-11 Phosphate 1969-12

Silicate

Jan Feb Mar Apr May Jun
Silicate 1969-1 Silicate 1969-2 Silicate 1969-3 Silicate 1969-4 Silicate 1969-5 Silicate 1969-6
 
July Aug Sep Oct Nov Dec
Silicate 1969-7 Silicate 1969-8 Silicate 1969-9 Silicate 1969-10 Silicate 1969-11 Silicate 1969-12

DIC

Jan Feb Mar Apr May Jun
DIC 1969-1 DIC 1969-2 DIC 1969-3 DIC 1969-4 DIC 1969-5 DIC 1969-6
 
July Aug Sep Oct Nov Dec
DIC 1969-7 DIC 1969-8 DIC 1969-9 DIC 1969-10 DIC 1969-11 DIC 1969-12