Cichlid Fish Forum banner
1 - 4 of 4 Posts

·
Registered
Joined
·
212 Posts
Discussion Starter · #1 ·
what will store bought sand dollars do to the tank? i dont think it would be harmful, but would it change the ph any?
for that matter, would any other various store bought shells raise the ph?
thanks!
 

·
Registered
Joined
·
444 Posts
They are good ol' calcite (CaCO3 - calcium carbonate - limestone). As long as they are not treated with anything, should be a-ok.
 
1 - 4 of 4 Posts
Top