But here's the thing, all the bacteria in the world won't keep your fish alive if the tank is too small. You see, as these bacteria gobble up goldfish poop, they produce some waste of their own ...

Goldfish may look small and cute in your home, but in the wild it's a different story. Releasing them into your local stream or lake is a bad idea. Following is a transcript of the video.

Goldfish are indeterminate growers, meaning they continue to grow throughout their lives. However, their growth can be stunted due to more than just small tanks, including poor water quality ...

Content continues below Discarded goldfish have been known to grow to the size of a football or larger. Sure, they may start small in a household tank, but goldfish can balloon under the right ...