Purina AquaMax Fingerling Starter 300 Fish Food, 1/16"(1.6mm) Sinking Pellet, 20 Ounce This Is A High Energy Feed Designed To Transition Fingerlings From Fry Feed To The Grow Out Rations Of Your Choice. Extruded, Sinking Diet, 1/16" (1.6mm) 50 Pecent Protein, 16 Percent Fat, 3 Percent Fiber For Carnivorous and Omnivorous Species