Marine Aquariums South Africa

The largest marine aquarium forum on the African Continent.

Below are recommended water parameters that can be used as a guideline for general marine tanks.

pH - 8.2 to 8.4
Salinity - 30.5 to 35 (or 1.023 to 1.026 Specific Gravity (SG))

Calcium - 380-420
Alkalinity - 6 to 9 dKh (ideally 6.5 to 8.5 dKH) NSW levels
Magnesium - 1300 to 1350
Iodine - 0.04 to 0.06
Strontium - 8ppm or 8mg/l (NSW levels)
Potassium (K+) - 380-420
Nitrite - 0
Nitrate - less than 5
Phosphate - less than 0.01
Ammonia - 0