PREMIUM PELLETS - Our winter mix feed is designed for Japanese Koi, goldfish, and other pond fish, including sturgeon, with 4.5 mm sinking pellets for easy consumption. NUTRITIOUS FEED - These premium pellets are enriched with krill meal, amino acids, and an OMEGA-3 complex for proper growth and improved overall health, it also promotes a healthy immune system. ADVANCED FORMULA - Our pellets are based on high-quality ingredients and have a high digestibility, reducing waste production, and leading to better water quality and a cleaner pond environment. WINTER MIX PELLETS - These mix pellets are designed to feed during colder months ensuring a healthy immune system and a long life for your pond fish. however, it is also perfect for all-year feeding. PREMIUM QUALITY - All of our Heron's products are formulated from only the top ingredients possible ensuring that we continue to provide premium quality products all year round.