Dragon Slayer wrote:
coralline algae is the "cement" of a reef. it's purpose is to bond
the reef together and make it a solid structure. in your tank its
major purpose is to make the reef more attractive to the eye. that's
about it.

if it's growing well, isn't it also an indicator that your calcium
levels are good?
--
Aaron J. Grier | "Not your ordinary poofy goof." |
"someday the industry will have throbbing frontal lobes and will be able
to write provably correct software. also, I want a pony." -- Zach Brown