Maps

Nitrate

Jan Feb Mar Apr May Jun
Nitrate 1989-1 Nitrate 1989-2 Nitrate 1989-3 Nitrate 1989-4 Nitrate 1989-5 Nitrate 1989-6
 
July Aug Sep Oct Nov Dec
Nitrate 1989-7 Nitrate 1989-8 Nitrate 1989-9 Nitrate 1989-10 Nitrate 1989-11 Nitrate 1989-12

Phosphate

Jan Feb Mar Apr May Jun
Phosphate 1989-1 Phosphate 1989-2 Phosphate 1989-3 Phosphate 1989-4 Phosphate 1989-5 Phosphate 1989-6
 
July Aug Sep Oct Nov Dec
Phosphate 1989-7 Phosphate 1989-8 Phosphate 1989-9 Phosphate 1989-10 Phosphate 1989-11 Phosphate 1989-12

Silicate

Jan Feb Mar Apr May Jun
Silicate 1989-1 Silicate 1989-2 Silicate 1989-3 Silicate 1989-4 Silicate 1989-5 Silicate 1989-6
 
July Aug Sep Oct Nov Dec
Silicate 1989-7 Silicate 1989-8 Silicate 1989-9 Silicate 1989-10 Silicate 1989-11 Silicate 1989-12

DIC

Jan Feb Mar Apr May Jun
DIC 1989-1 DIC 1989-2 DIC 1989-3 DIC 1989-4 DIC 1989-5 DIC 1989-6
 
July Aug Sep Oct Nov Dec
DIC 1989-7 DIC 1989-8 DIC 1989-9 DIC 1989-10 DIC 1989-11 DIC 1989-12