Stability will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the 1 cause of fish death: "new tank syndrome". Stability is formulated specifically for the aquarium and contains a synergistic blend of aerobic, anaerobic, and facultative bacteria which facilitate the breakdown of waste organics, ammonia, nitrite, and nitrate. The bacteria employed by Stability are non-sulfur fixing and will not produce toxic hydrogen sulfide. Stability is completely harmless to all aquatic organisms as well as aquatic plants, thus there is no danger of over use. Stability will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the 1 cause of fish death: "new tank syndrome". Stability is formulated specifically for the aquarium and contains a synergistic blend of aerobic, anaerobic, and facultative bacteria which facilitate the breakdown of waste organics, ammonia, nitrite, and nitrate. The bacteria employed by Stability are non-sulfur fixing and will not produce toxic hydrogen sulfide. Stability is completely harmless to all aquatic organisms as well as aquatic plants, thus there is no danger of over use. As part of their ongoing environmental stewardship efforts Seachem will donate a portion of the profits for every specially labeled edition bottle of Prime, Stability, Pristine, and Clarity (in Bonus Sizes of 325 mL -- 30% more) sold to a Rhino preserve in South Africa. New tank stabilization system for marine and freshwater. Rapidly and safely establishes bio-filter. Prevents "New Tank Syndrome". SPECIAL BONUS SIZE - GET 30% MORE FREE . As part of our ongoing environmental stewardship efforts, Seachem has joined the battle to support the protection of these endangered animals. We are pleased to announce specially labeled editions of Prime, Stability, Pristine, and Clarity - in Bonus Sizes of 325 mL (30% more). Seachem will donate a portion of the profits for every bottle sold to a Rhino preserve in South Africa. By donating directly, we can maximize the donated funds made available for the preserve.