The US Fish and Wildlife Service said that someone releasing their pet into the wild had "created an invasive problem that ...

The beautiful Guppy is one of the most low maintenance tropical fish out there - and will happily live in a small aquarium ...

A giant goldfish that was found in Pennsylvania prompted a warning from US Fish and Wildlife to fish owners begging them to ...

A "megalodon" goldfish caught in Pennsylvania is a good reminder of why people shouldn't release their pets into the wild ...

No, you can't cuddle them, but these fish sure are adorable. Here's what to know before adding them to your tank.

While your goldfish may look tiny now, without a tank limiting its size, the Fish and Wildlife Service says it can balloon into a "football-sized" invader. The agency says a single goldfish ...

The USFWS asks goldfish owners who can no longer keep their pets to rehome them or return them to a pet store — or even consider reaching out to a local aquarium or fish rescue group for help ...

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 ...

Giant goldfish are back in the news. For decades, people have been releasing unwanted pet goldfish into Lake Erie, where they ...