The strategic blend of seafood products used in the Prime Reef Flakes translates in some serious protein in a jar. Highly palatable, even the most finicky fish will find it difficult to resist. Key ingredients include fresh fish protein and fresh seafood: salmon, plankton, squid, clams, herring, brine shrimp. Feed as much as you fish will eat in 2-3 minutes. Distribution 3-4 times per day.