Enhances the color of your pond or lake all year long. 100% safe for fish, livestock, swimming, and waterfowl with no irrigation or consumption restrictions. Apply by simply pouring into your pond at several places. 1-gallon treats a 1-acre pond 4-feet to 6-feet deep. Container Size: 1 Gal. Coverage Area: 1-Acre, 4 Ft. to 6 Ft. Deep Color: Blue