When starting to cycle your tank with our One & Only Live Nitrifying bacteria the directions on the back label say to remove the filter sock, if you have one, from your aquarium for 48 hours. It seems many people don’t know what a filter sock is and are confusing it with the filter pad …



Yes, there really is a Dr. Tim. It all started with 2 goldfish won at a school fair at age 6 that didn’t survive their first night in his care. DrTim’s gotten better at fish keeping since then! Read Our Story.