N
The Daily Insight

Is it cruel to keep goldfish in a tank?

Author

John Peck

Updated on April 05, 2026

So if it’s true proper care can make a bowl a haven for goldfish, without causing harm or suffering, then goldfish bowls can’t be considered as cruel. And if it degenerates to the most natural habitat for goldfish, then no fish needs to be kept in captivity- whether on fish tanks, aquariums, or bowls.

How do you make a Zen fish tank?

So, to create a Zen aquarium you will need luxuriant greenery to position along the bottom of the aquarium and 2-3 rocks to serve as a natural support for the plants. You need to prep the bottom of the tank with about 5-10 cm of earth in which you will later plant your vegetation.

What is a good tank for goldfish?

Most goldfish need a minimum of 20 gallons, but there are some species that need up to 50 gallons such as the comet and others which even require 75 gallons like the shubunkin. A rectangular shaped tank is the best for your fish, stay away from novelty tanks or tall tanks.

Are goldfish happier in pairs?

Keeping at least two goldfish in an aquarium is recommended to provide companionship and promote activity. Solitary fish can exhibit depression and lethargy. Goldfish are generally not aggressive so they can be kept with most community fish provided the other fish are larger than the size of the goldfish’s mouth.

Do goldfish need a bubbler?

As it has been stated, goldfish do not always require an air pump to survive. It can do well in a tank that is well oxygenated for as long as it normally can. As long as there is enough surface movement that translates to oxygen, then the goldfish can live just fine without an air pump.

Do goldfish really need a 20 gallon tank?

Ideally, fancy goldfish will live Ok in a 3-Feet long tank with an overall volume of 20-gallons or more for one goldfish. Whereas, common goldfish require at least a 4-Feet long tank that is at least 30-gallons for one fish.

What is a Zenzen aquarium?

Zen aquariums may contain a few fish or invertebrates for algae control, but the main focus is usually on the plants and decor rather than the animals. These styles can be expensive to set-up and require a lot of maintenance. 11. Zen Backgrounds

How to design an aquarium themed tank?

The key to designing a unique themed tank is to incorporate your motif into two or three elements of your set-up. You can further emphasize your theme with the right colors of substrate and plants. The three easiest ways to bring an aquarium theme to life are: Attaching a themed or custom-printed aquarium background to the tank.

What is the best theme for a Nano Fish Tank?

A simple SpongeBob fish tank background can bring your theme to life in a nano tank without adding any clutter or taking up room you need for your pet fish! 7. Bikini Bottom Models

How do you make a girly fish tank?

Little Mermaid One way to design really girly fish tanks is by using a few toys or models for decorations against a pink or purple substrate, as in this Little Mermaid themed aquarium. It’s amazing ho w just adding Ariel and Ursula to a tank makes the theme pop out, especially against the vivid pink gravel!