Acropora - PC Rainbow Clams & Scallops The Donut coral used to

The Donut coral used to be classified under the genus Scolymia

Although Euphyllia corals can be quite hardy and not prone to pests

It may sometimes refuse to inflate if the water quality is poor

Quarantine and removal of any substrate are also beneficial practices

but may include wentletrap snails or nudibranch

Acropora - PC Rainbow Clams & Scallops The Donut coral used toConsidered by many to be the pinnacle of reef keeping success, Acropora corals are extremely demanding, but just as rewarding if given proper care. They require exceptionally stable water quality which can only be provided in a well established aquarium over 6 months old. High levels of nitrate and phosphate are not tolerated and commonly cause browning; although low, stable levels are necessary for best growth and color. Alkalinity, calcium,