ernative to usingvodka or ethanol.?? Indirectly benefits corals and other suspension-feeding invertebrates by encouraging reproductionof bacterioplankton (an important food source forsuspension-feeding invertebrates).?? Encourages polyp-expansion in all corals.?? May be used to help expedite biological filtration innew set-ups.?? Formulated by a marine scientist.Liquid250-ml