GloFish Shark & Cory Catfish Wafers Fish Food, 1.58-oz pouch; The GloFish Shark & Cory Catfish Wafers Fish Food can help to keep your finned friends happy and healthy. These specialized wafers are optimized for GloFish bottom-feeding fish (sold separately). The nutritionally complete blend is perfect for your shark or cory catfish. Shrimp proteins support healthy growth and are super tasty. Optimized for GloFish bottom-feeding fish (sold separately). Ideal for sharks and cory catfish. Shrimp proteins promote healthy growth. Wafers are a nutritionally complete blend. Easy to feed.