Here are our favorite types of freshwater fish you can keep as a pet. If you're in the throes of setting up a home aquarium, ...

What started as a few pet goldfish dumped into a man-made pond has turned into an overwhelming invasion — and a stark reminder of the valley’s growing problem with animal dumping and pet surrenders.

They can also carry parasites and diseases for which other fish lack immunity. Goldfish owners looking to part ways with ...

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Pennsylvania (KDKA) — A massive “megalodon” of a goldfish caught in Presque Isle, Pennsylvania, is a good reminder of why people shouldn’t release their pets into the wild, the U.S. Fish ...

This week, we’ll learn about one of Hong Kong’s most beloved pets – our city even has a market named after a species of fish. Find out how these commonly misunderstood creatures let us know ...

And, unfortunately, it's a frequent means of irresponsible pet owners ditching unwanted fish into ecosystems where they can cause harm. Researchers commonly believe that goldfish were the first ...