Hey... ummm I've been feeding my fish twice a day... brine shrimp like 5 tea spoons of it mixed with water (5-12 brine in every spoon) I have a royal gramma, blue devil & yellowtail damsel... 1 cleaner shrimp, 1 unknown crab, 2 turbo snails, 1 adult brittle starfish, 5-10 baby brittle starfishs...