As such, the smallest aquarium for a goldfish should be around 40 gallons— much, much larger than bowls. But size is just one ...

Goldfish are often misunderstood as low-maintenance pets when, in truth, they require much more than a bowl and a few flakes.

Goldfish are the Pig Pens of the aquatic community, so you have to be diligent with their upkeep. Every four to five days, replace about 25 percent of the bowl's water.

But your Aug. 8 Sunday Source article, "Goldfish Bowl Do's and Don'ts," missed a few key facts. ... The scant feeding regimen minimizes waste products in the bowl water and the growth of the fish.

Goldfish don't belong in fishbowls. "A bowl really isn't a viable container for a goldfish," says Russell Taylor of Vienna, Va., a longtime goldfish keeper and member of the board of the Goldfish ...

Our beta fish took a dive the other day. Literally. ... Goldfish seem to have a predisposition for jumping out of ... The aforementioned beta jumped from his bowl — committing aquatic hara-kiri.

Fish bowls are made of see-through glass or acrylics and are typically small and round or shaped like a drum. They are great for keeping one or two small fish, several plants or a terrarium.

Tune in to Nat Geo WILD from 6-10 p.m. ET, and you can watch a goldfish swimming in a bowl for four hours. And that's it. The first annual Fish Bowl isn't fancy, and the channel seems proud of that.