TetraPond Floating Koi Sticks KOI POND NUTRITION: An ideal maintenance diet for your koi, ornamental goldfish and other outdoor fish species. DAILY DIET: Provides nutrition for energy, longevity and overall health. SOFT STICKS: Floating sticks are easy for fish to eat and digest. CLEAR WATER: Feeding a high-quality, highly digestible food creates less waste for clearer water. USAGE: Feed daily when water temperatures are above 50 degrees.