Petra Koi and Goldfish Special frozen-blister food is a convenient, high-quality frozen feed designed for ornamental pond fish and coldwater favourites. It offers an easy way to portion out nutritious food while helping to keep feeding simple, clean and consistent. This is a practical choice for hobbyists who want a reliable frozen diet that supports everyday feeding routines without the mess of loose frozen blocks. Frozen foods are a popular option for fish keepers because they help provide variety and can be offered in measured amounts. Petra’s blister format makes it straightforward to remove only what you need, reducing waste and making storage more manageable. Whether you are topping up a regular feeding schedule or keeping a staple frozen food on hand, this pack is a useful addition to any fish room or pond food cupboard. Order from Tropical Fish Co for fast UK delivery and dependable service.