San Francisco Bay Brand ASF71510 Freeze Dried Tubifex Worms for Freshwater Fish, 28gm Freeze Dried Tubifex Worms Are Perfect For All Freshwater Fish Contains High Levels Of Essential Proteins Required For The Rapid Growth Of Top-Level Carnivores Highly nutritious and excellent main diet, supplement or treat for finicky feeders Gamma Radiated, Free Of Parasites And Harmful Bacteria; Excellent Growth Enhancer For Freshwater Fish Available In A 28-Grams Pack