Finally tested for Calcium.
 

Bob, how long had the tank pictured below been set up when the picture was taken?

http://www.therockies.com/rcipema/mainrefh2.jpg

And how about in this picture?

http://www.therockies.com/rcipema/side.jpg

[ 30 August 2002, 22:33: Message edited by: Canadian ]

Finally tested for Calcium.
 

I am afraid I don't know exactly how long the tank was set up, but looking at the sandbed, and if memory serves me right. The bottom picture a couple of days, and the top one a couple of months.
Bob

Finally tested for Calcium.
 

The calcium kit is Red Sea Steve.