Small Polyp Stony Corals (SPS)
Small Polyp Stony Corals Small polyp stony corals (SPS) are what many people think of as the conventional reef-building corals. As a group, they are some of the most beautiful and some of the most difficult to keep, often requiring high flow rates, provided by powerheads, intense lighting, and optimal, stable water chemistry. Probably the … Read more
