what works for me is a Ca of about 390 to 400 (I find slower growth with a higher Ca. and alk of about 12dkh (what ever that is in meq/l) and salinity of 1.025 to 1.026. My digitata is the first coral that will dull and lose color when Alk drops.
Steve
__________________
 *everything said above is just my opinion, and may or may not reflect the views of this BBS, its Operators, and its Members. If cornered on any “opinion” I post I will totally deny having ever said this in a Court of Law…Unless I am the right one*
Some strive to be perfect.... I just strive.
|