New Sand

jadmin

Member
Hi all I need to know I have a 65 gallon reef about 15 months old can I add new sand on the bottom to the tank to fill in the emipty spots or will it harm the tank. (Jawfish love too dig.)
Jadmin:notsure:
 

bang guy

Moderator
What kind of sand? Dry aragonite sand can cause Carbonate to precipitate along with Calcium. That can be harmful. Silica sand won't cause problems.
 
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