Released into the wild goldfish turn into vicious pests

Center for Fisheries and Fisheries Murdoch University in Australia, according to the results of a recent study found that in the allotted waters aquarium goldfish are malicious pests and can grow to enormous size.In the west of Australia with goldfish in water bodies are trying to fight for the past 12 years. The fact is that once the wild, harmless domestic birds begin to destroy the ecosystem of ponds.

 Goldfish are omnivores. They uproot plants raised from the bottom sediment, eat the eggs of other fish, are carriers of disease and ousted from their places of habitat for other species. Due to the uncontrolled power goldfish can grow to enormous size, and within a year they float on the rivers of the order of 200 km.