Acropora - Blue Matrix Size:1.5-2 Inch in which case the smallest

in which case the smallest more submissive fish remains a male

whereas on the Grey angel it is clear

Gem tangs can be aggressive towards similar species so add with care

Their sting is quite mild

however it is peaceful towards other types of fish

Acropora - Blue Matrix Size:1.5-2 Inch in which case the smallestConsidered 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,