The granulated food for bigger pond fish. sera Pond Granulat is the staple food consisting of carefully processed granules for all bigger pond fish such as Koi and big goldfish. The harmonic composition with plenty of vitamins, minerals and a balanced carbohydrate vs. protein ratio fulfills the requirements of the fish. This will keep them healthy and active. The particularly easily digestible food supports healthy development and strengthens disease resistance. It is suitable for feeding throughout the year. The floating granules keep their shape for a long time and do not pollute the water.