POND FLAKE dobby coldwater fish food goldfish orfe koi carp garden pet feed Pond Flake 50g, 250g, 500g, 1kg, 2.5kg, 5kg or 7.5kg Delicate Multiple Flake Food, High Nutrient Value. Pond Flakes are a delicate multiple flake food designed mainly for young, small and sky decorative fish, kept in garden ponds.