Pink at bottom of fish tank? ?
I just cleaned it out with bleach rinsed it well and put brand new coral and cichlid sand in there, and now there's some pink at the top of the sand, any ideas? is this harmful?
I just cleaned it out with bleach rinsed it well and put brand new coral and cichlid sand in there, and now there's some pink at the top of the sand, any ideas? is this harmful?
