5 Best Goldfish Tanks of 2021

Guide to Goldfish Tanks.


Goldfish are beautiful creatures that can be very rewarding pets. They’re also one of the most popular types of pet fish in the world. If you’re thinking about getting into goldfish, here are some things to consider before buying your first aquarium and all its accessories.

Goldfish are kept in tanks with aquarium gravel, plants (usually fake or silk), and decorations. The type of decorations depends on the individual fish. For example, fancy goldfish like to swim through small spaces, so if you want them to have more room to swim it’s best to keep one decoration per fish.

First, think about how much space you have available for a new tank. You should also take into account whether or not your home is drafty or prone to temperature fluctuations because this will affect what kind of heater you need for your tank. Finally, make sure there aren’t any electrical outlets too close by the tank so that it doesn’t get wet when plugged in! Once those questions are answered, then it’s time to start shopping! There are many different kinds of tanks out there with varying shapes and sizes as well as decorations like plants and rocks which can really add character to your new environment! So go ahead and find one that fits all these criteria perfectly while still being within your budget range – we promise it’ll be worth every penny once you see those little faces swimming around inside their brand new home!

You should always make sure there is at least 10 gallons per fish if possible (although bigger is better). The water temperature needs to stay between 65°F-75°F degrees year round with a pH level between 6-8.5 (ideally 7). Also remember that they like their tanks decorated with rocks or other decorations so they can hide from predators when needed! Finally, don’t forget about feeding them – feed them 2-3 times daily using flakes or pellets made specifically for goldfish!

You can have a gorgeous aquarium without having to worry about all the work involved in maintaining it. With just a little bit of research and planning ahead before buying your first goldfish, we promise that this experience will be as fun as it is rewarding!

Best Goldfish Tanks – FAQ

What size tank do I need for a Goldfish?

20 gallons
Goldfish require a minimum of 20 gallons, and an aquarium of that size is suitable for only two fish. The reason for a goldfish’s need for a large set up is because goldfish grow to be anywhere between 6 inches and 2 feet long depending on the type of fish you own.

What tank is best for goldfish?

5 Best Goldfish Tanks
1. Marina LED 20 Gallon Aquarium Tank Check Price
2. 20 Gallon Glass Aquarium Check Price
3. SeaClear Acrylic 40 Gallon Aquarium Check Price
4. 40 Gallon Aquarium Check Price
3 more rows•

Do goldfish really need a 20 gallon tank?

Since each goldfish generally require an average of 20-gallons of water, 2 to 3 healthy goldfish can live happily in a 40-gallon aquarium, but 50 to 60 gallons are recommended for 2-common goldfish or up to 4 small goldfish.

Do goldfish prefer long or tall tanks?

The majority of fish would definitely prefer more side to side and front to back swimming room than height. You also get more oxygen exchange from the top on tanks with a large footprint rather than tall tanks with a small footprint.

Can I put 2 goldfish in a 1 gallon tank?

They can technically live in a 1 gallon tank, and they will not grow any bigger.

Can a goldfish live in a 5 gallon tank?

Goldfish are beautiful creatures but a 5-gallon tank is too small. Goldfish are big waste producers and water quality can quickly reach a danger zone in a 5 gallon tank. If you want to keep goldfish, consider keeping them in a small patio pond or get yourself between a 20 gallon and 40 gallon tank.

What size fish tank do I need for 2 goldfish?

Based on the rules above, the goldfish tank size we recommend for two goldfish is: 42 gallons for two Common goldfish. That’s 30 gallons for the first fish and 12 additional gallons for the second fish. 30 gallons for two fancy goldfish.

Can a goldfish live in a 1 gallon tank?

They are very hardy and resilient, they don’t really require special water care, they do fine in normal room temperature water, and are easy to feed and look after as well. You won’t be able to put more than 1 goldfish in a tank, but a single goldfish will do well in a 1 gallon tank.

Do goldfish need an air pump?

Goldfish do not require an air pump to survive in aquarium tanks. They will live in any tank provided that the oxygen is enough for them. The number of days your fish can survive without an air pump will highly depend on the size of the tank. If the tank can preserve more oxygen, the fish will survive for many days.

Can a goldfish live in a 3 gallon tank?

I’m sorry but your goldfish is not suitable to a 3 gallon tank. It is going to get very big very quickly and goldfish are huge waste producers so it will foul the tank water rapidly. It can get upto 12 inches long in optimal conditions. Even the betta would prefer to be in a 5 gallon or bigger tank.

Can goldfish live in tap water?

Can a goldfish live in tap water

Can two goldfish live in a 20 gallon tank?

You’ll probably want to keep more than one goldfish.

How many goldfish should be kept together?

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.

What do goldfish like in their tank?

Goldfish like plants, variety in their food, a large, clean tank with a stress-free environment, lots of oxygen in their tank, nice cold soft water, other Goldfish as mates and some decorations in their tank.

How many goldfish can you have in a 60 Litre tank?

60 Litre is equal to 15 gallons, this is unacceptable for any amount of goldfish. If you have a 600 litre pond, that is suitable for 4–5 goldfish.

How can you tell if your goldfish is happy?

Your fish are happy and healthy when they:
Swim actively throughout the entire tank, not just hanging out or laying at the bottom, floating near the top or hiding behind plants and ornaments.
Eat regularly and swim to the surface quickly at feeding time.

Is it bad to keep goldfish small?

Goldfish require large swimming areas, so we do not recommend keeping your goldfish in any type of bowl. the exact size being dependent on their breed, but the smallest you can get away with is a 29-gallon tank for the smallest breeds. They need to have a large space, both for swimming and diluting waste.

What size tank do I need for 4 goldfish?

What Size Tank Do Fancy Goldfish Need

What is the most low maintenance fish?

5 Recommended Low Maintenance Fish
Black Molly.

Can two small goldfish live in a 5 gallon tank?

Despite the popular misconception, Goldfish are NOT suitable fish for small tanks or bowls. They need at least 20 gallons for one fish, and 10 for each additional, and that’s the minimum.