HBH Tropical & Marine Krill Soft & Moist pellets, 1.8 lb. Soft and Moist with Krill is a super-rich fish diet loaded with krill. Krill boosts levels of Omega-3 and Omega-6 fatty acids which play a vital role in the development of eggs and other essential factors such as vitamin absorption and availability of energy involved in larval growth and survival. Even the most finicky varieties of fish cannot resist Soft and Moist with krill.