I've got a new set up 55 gallon aquarium about 3 weeks old and there is a lot of bubbles on the rocks..
80Lb or caribsea OD Live sand
25Lb or dry base rock and a 5lb chunk from my 2 year old 30 gallon.
Unknown protein shimmer from LFS, Odyssea CFS 700 filter
Coralife T5 Light
Filled with premo...