Trout Plus, Supreme Trout and Supreme Plus – three products for the ongrowing of rainbow trout that differ in terms of fat content, this is, energy density: Trout Plus, Supreme Trout and Supreme Plus. Supreme Plus is the highest energy dense feed, suitable for more extreme environments where low-water temperatures may compromisse feed intake of salmonids. All formulas include high levels of animal ingredientes that provide highly digestible protein and energy to this carvivorous fish.