MsBeanCtr
Aquarium Advice FINatic
I've noticed this strange growth on my hammer coral. It's hard to see in this picture but it's in the center of the photo. It looks like a "bubble." It doesn't seem to really be bothering the coral at all but it looks like it might burst.
Is this type of thing normal? Should I just leave it be?
Is this type of thing normal? Should I just leave it be?