The Reef Nutrition Mysis-Feast is available for pick up in-store only. Mysis-Feast produces a strong feeding response and is an excellent feed for fish, coral, and other inverts. Save time and eliminate waste with Mysis-Feast, there is no need to thaw or rinse before feeding. Add 1-2 teaspoons of Mysis-Feast per 100 gallon tank each day. To store Mysis-Feast refrigerate before and after opening.