From Comet to Fantail, here is a one-stop guide to the five most popular varieties of Goldfish admired worldwide.

Corey Ketchum of the U.S. Fish and Wildlife service holds a giant goldfish found during a survey in Presque Isle, Pennsylvania. The service then posted a warning about releasing petstore goldfish on ...

A staggering number of invasive goldfish have been removed from a city pond in British Columbia, Canada. While the environmental action is a step forward for the local ecosystem, the removal showcases ...