Outdoor goldfish tank, I would love this, if I lived in a warm climate. The size of the fish tank is 1.6m x 2.5m x 0.6m, it ...

But in your home tank, there's no bacteria to be found. You have to introduce it, and that's where a lot of goldfish owners slip up because you can't just buy a fish the same day you get your tank.

With their long delicate fins, betta fish need a tank with low water flow and lots of places to hang out and nap. A 5-gallon tank is ideal for most betta fish, and they should never share their ...

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.

Perhaps the best way to enjoy goldfish is to watch them from directly ... don’t place too many fish in a small tank, and don’t change the water too often. The experts recommend changing ...