In case you are wondering, FIFA states that the optimal size of a soccer pitch is between 69,000 and 86,000 square feet. An American football field commonly measures around 57,564 square feet . Of course, if you want an exact measurement conversion for land acreage then this handy conversion tool will help you...
TYPES OF GOLDFISH. There are over 100 types of goldfish! All of the goldfish breeds belong to one of two types. The two types are the ORDINARY goldfish and FANCY goldfish. Ordinary goldfish have only one tail, while fancy goldfish have two tails. The common goldfish is an ordinary goldfish. It has a narrow body, which makes it a fast swimmer.
Like all common goldfish types, fancy goldfish do just fine if water conditions are met and you take safety precautions when handling or feeding. Fancy goldfish prefer 20 gallons (76 liters) of aquarium water at the very minimum, with 10 gallons (38 liters) for each additional fish.ince The Orients first developed goldfish from carp, these fascinating fish have expanded to include a variety of colors, shapes, and sizes. Some common goldfish types are even bred to develop special characteristics.