San Francisco Bay Brand Tubifex Worms - 28 g Crude Protein (min) 51.5% Crude Fat (min) 12% Crude Fiber (max) 8% Moisture (max) 5% Ash (max) 12% Great for all Freshwater Angels, Discus, Barbs, Cichlids, Gouramis, Live Bearers, Loaches, Eels, Catfish, Tetras, Sharks and Silver Dollars.