Reef Cleaners Page 4 on 3reef.com reef forums. At Reef Cleaners we stock the lowest priced saltwater aquarium algae and diatom eaters on the Internet to keep your tank free of nuisance algae. We also stock the largest selection of macro algae in the United States to help you control nutrients in your tank with efficiency and style. Whether you are a wholesaler, or a hobbyist, we can fill your reef cleaning needs.