Giant mutant goldfish in the River Vasse, Australia have eight times the length of a conventional ornamental goldfish.
Sudeep Chandra, an environmental scientist at the University of Nevada, and colleagues discovered giant goldfish when they surveyed species in Lake Tahoe in the area between Nevada
A young man fishing on Lake Saint Clair, Michigan (USA) was surprised when he caught a goldfish with a length of 38cm and reached a weight of 1.4kg, National Geographic magazine
The vast ocean contains many interesting mysteries, and one of them is a long list of exotic creatures, with unusual appearance and behavior.