What are you adding to your tank?

[Mike-fish]

Originally Posted by daniella3d

I guess your zoanthids must be really happy because they react strongly to any sudden change in alkalinity...a very slow drop won't affect them as a suddent increase.

But what about that clam? I guess it does not have much calcium to grow its shell...

all levels are normal ca2+ is a little high alk is steady. i could take water tests if you want