Freshly harvested rotifer,Copepod,Bloodworm,Cyclops,Tubefex are sent to our nearby plant to cleanning, disinfection and then quickly dried and frozen to assure the best quality in the market. Nothing is better than real rotifer! Artificial imitation dry feeds pale in comparison to Freeze Dried Feeds. Feeding Method: Mix right amount of the feed with water in the cup and spread evenly in the tank, 4-8 times a day.