1.Small granule feed is suitable for feeding 10-25 cm koi, large granule feed is suitable for feeding koi larger than 25cm. It takes about 5 minutes for each feeding, please clean the unconsumed feed after feeding. 2.For water temperature greater than 77℉(25℃), feeding frequency can be increased. 3.Reduce feeding amounts the day before and after changing the water. 4.If mold or degradation is discovered within the expiry date, please stop using the product and contact us immediately. 5.After unpacking, please run out as soon as possible to avoid degradation. 6.This product is only for koi use.