To maintain a healthy aquarium, certain bacteria must be present and at Aquatic Warehouse, we offer a selection of beneficial bacteria for an aquarium to thrive. Our selection of brand name bacteria for aquariums inlcude Brightwell Aquatics, Seachem, Culture Max and Microbe-life Nite-out! Our Brightwell Aquatics bacteria for aquarium contains effective microbes and enzymes that reduce nitrogen, ammonia, nitrite, nitrate, phosphate, and organic carbon. This reduction of chemicals improves your water quality which leads to an increase of the health in the organisms that are in your tank.  Brightwell bacteria for aquariums can be used for salt and freshwater tanks. For new fish or tank water, consider NightOut Bacteria, the beneficial bacteria for your aquarium because it prevents the fatal effect in fish called “new tank syndrome”. Not sure where to begin to make the right choice of bacteria for your tank? Visit us at aquaticwarehouse.com to contact our knowledgeable staff who would love to help answer your questions!