Check the listing for details. Microbe-Lift HC 1 Gallon, Pond Bacteria (High Count) Ecological Labs. Condition: New. Listed at 72.74 USD. Microbe-Lift HC 1 Gallon, (High Count) Ecological Labs Specifically designed for natural ponds. Creates a healthy environment for your pond, breaks down organic sludge and slime, reduces ammonia and nitrite levels and more. 1 gallon will treat up to a 10,000 gallon pond for 3 months. Reduces ammonia nitrogen levels as well as biological oxygen demand (B.O.D) Creates a healthy environment for your pond, promoting faster fish growth Safe for all wildlife in and around the pond Significantly reduces noxious odors Reduces hydrogen sulfide, which creates strong, offensive odors Reduces buildup of bird droppings, fish feed and dead leaves Breaks down organic sludge Improves dissolved oxygen levels Basic Application Rates To calculate number of gallons in the pond: Multiply: length (ft) x depth (ft) x 7.5 = total number of gallons. Size of Pond (in gallons) 1st Application (purge) Next 4 Weeks (once per week) Maintenance (once per month) 10,00 - 50,000 48 oz. 20 oz. 20 oz. 50,001 - 100,000 1 gal. 32 oz. 30 oz. 100,001 - 300,000 2 gal. .5 gal. .5 gal. 300,001 - 500,000 4 gal. 1 gal. 1 gal. 500,001 - 750,000 6 gal. 2 gal. 2 gal. 750,001 - 1,000,000 8 gal. 3 gal. 2.5 gal. 1,000,001 - 1,500,000 12 gal. 5 gal. 4 gal. 1,500,001 - 2,000,000 20 gal. 8 gal. 6 gal. Webb's eBay Store Store Home Store Policies Feedback Shipping Most orders are shipped from our warehouse in Maryland. We warehouse over 95% of the items that we offer, which is a key to our quick order turn-around. Some orders are drop shipped directly from our manufacturer's in various states within the continental US. All orders are shipped via either UPS or FedEx therefore we cannot deliver to PO boxes, please supply a physical address to which we can ship your order. Payment We accept PayPal and the following credit cards: Visa, MasterCard, American Express, and Discover. Please feel free to contact us with any questions.