Corals want a calcium level of 380 - 420
Recommended levels : Ca -380-420 ; Alk 6.5-8.5 DKH. (NSW levels) Ideal water parameters
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
Update for my tank i lost a chromis on fryday for no reason all was fine bought 5 more on sunday they are doing fine and bought 2 cleaner shrimp also doing fine this morning i woke up to 2 dead chromis it was the original 2 thet was left dont know why any ideas. Water parameters is fine.
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