"You have to make sure that you're prepared to handle the number, how large they get, and just how much they need to eat." ...

Feeding pet fish may look simple, but it is one of the most important tasks for keeping them healthy and active. Many new ...

Pictures shared online show a new glass tank containing around a dozen goldfish, which has been planted in a shallow pit next ...

A once-ordinary lawn in Hopewell Valley is now teeming with life — and has earned national recognition for it. A goldfish, ...

In January, biologists in the Los Angeles area rushed to rescue tiny northern tidewater gobies ( Eucyclogobius newberryi) in Malibu’s Topanga Canyon Lagoon. The devastating Palisades fire had ...

An invasive goldfish population has surged in Hardy's Pond, raising concerns among P.E.I. conservationists about the impact on local ecosystems.

Jim Penny, and his grandson, Aiden Roth, went to a local pond off of the Spurline Trail in Kitchener Thursday afternoon to try and catch some of the goldfish that were said to be growing in ...

Credit: Getty Images Goldfish thrive in water with a pH range between 7.0 and 8.4. Maintaining this stable pH is important. Fluctuations can stress your fish, especially if sudden, and increase ...

Officials do fear, however, that through the birds, goldfish or their eggs could make their way into the nearby Las Vegas Wash, the 12-mile-long urban river that carries millions of gallons of ...

When released into the wild, goldfish can harm the water quality in only two years. They can uproot plants, contribute to harmful algal blooms, and eat vegetation in environmentally and ...

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