Tetra Variety Sticks benefit koi, goldfish, orfe and all other community fish. Tetra Variety Sticks contain a blend of: Floating Food Sticks for an ideal, basic diet. Koi Sticks to enhance natural colouration. Wheatgerm Sticks: which benefit health and vitality. Fish enjoy a little variety in their diet, just as we do. In addition, many ponds contains a mixture of different fish species, which have slightly different nutritional needs. Tetra Variety Sticks have been formulated to offer both variety and a mix of food formulas, and are suitable for all pond fish. Feed Tetra Variety Sticks 2-4 times a day (depending on the temperature).