Goldfish swimming strangely indicates nitrate issues
Goldfish swimming strangely indicates nitrate issues or swimming disorder. Another possibility is parasite infection. Goldfish infected with parasites sometimes dart through the water. We refer to this as flashing, making an effort to escape the discomfort. Rubbing against decorations is also common
Swimming issues result from improper feeding, although inflammation of the tract is a possibility. Goldfish owners have a tendency to sprinkle flakes on the surface or drop dry pellets into the water. They also are responsible for feeding too much at one time, once or twice a day, however, goldfish should be fed less more often. Feed a variety also
Nitrate issues cause fish to swim in circles or somersaults. The pressure of nitrates cause the fish to bend to one side. Unable to move from this position, when the fish tries to swim, it swims in circles