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Two full grown fancy goldfish can live in a 30-gallon fish tank, whereas just one common goldfish will fit in this size aquarium.

## Is a 30 gallon tank good for a goldfish?

The acceptable tank size for one regular goldfish is 30 Gallons and add 10 gallons for every other goldfish you want to add to the same tank. This is the universally accepted size as goldfish are known as the pigs of the freshwater tank due to the high amount of excreta they emit.

## How many fish can you have in a 30 gallon community tank?

The general rule of thumb, when stocking any aquarium, is to allow one gallon of water for each inch of fish. Therefore, in a 30 gallon tank you have enough room for 30 inches of fish. For example, you have enough room in your 30 gallon tank if you stock it with 15 two-inch neon tetras.

## How many small goldfish can I put in a 29 gallon tank?

A 29 gallon tank is the minimum for one fancy goldfish so as long as you keep up on 25–50% water changes weekly, feed, and have a strong filter it properly it should live out its full cylce of at least 2–5+ years.

## How many goldfish can live in a 20 gallon tank?

So, how many goldfish in a 20-gallon tank? The general rule of thumb is 1 gallon of water per 1 inch of fish. This means a 20-gallon tank is big enough to house 20 small goldfish.

## Is 30 gallons enough 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.

## What kind of fish can I put in a 30 gallon tank?

Neon Tetras, Black Neon Tetras and Lemon Tetras are just some of the desirable species which you can keep in a 30 gallon aquarium. They make colorful additions to planted aquariums. Another small species loved by aquarists are Rasboras. They are a peaceful community fish that are very common in tanks under 30 gallons.

## How many fish can I put in a 29 gallon aquarium?

In most cases, you can keep up to two large-bodied fish in a 29 gallon tank without any problems. You will have to keep and eye on water conditions since 29 gallons is still not a lot of water to work with. There also might be more territorial conflicts in a 29 gallon tank since space is limited.

## How many 3 inch fish can I put in a 30 gallon tank?

Platies can grow to around 3 inches in size, and following the general rule, this means that each platy should have 3 gallons of tank size. Therefore, in a 30 gallon tank, you could fit up to 10 platies.

## How heavy is a 30 gallon fish tank?

Mid-Sized Aquariums Medium Aquariums Tank Size L x W x H Filled Weight 25-gallon 24″ x 12″ x 20″ 282 lbs. 29-gallon 30″ x 12″ x 18″ 330 lbs. 30-gallon (breeder) 36″ x 18″ x 12″ 348 lbs.

## How long do goldfish live in a 30 gallon tank?

Goldfish are the longest-living fish in the aquarium trade! While goldfish can live without water for up to 3 hours, the typical single-tailed can easily survive for 10 to 15 years in a large aquarium and up to 20 years in a pond under the right conditions.

## Can 2 goldfish live in a 29 gallon tank?

29 gallons is really not big enough for 2 adult goldfish. They will survive, but probably won’t thrive. Although people keep them in aquariums, they are best as pond fish.

## How big of a tank do I need for 2 goldfish?

Now, in terms of 2 common goldfish, you will want to have a tank that is at least 42 gallons large. What is this? The minimum for a single common goldfish is 30 gallons, with our recommendation being 40 gallons. However, for each additional goldfish, you will need an additional 12 gallons of water.

## How many goldfish can be in a 40 gallon tank?

Some fish owners go by the rule of 20 gallons of water per fish. This means that in order to keep two goldfish healthy, content, and able to breathe and feed freely, you should have a 40-gallon tank. This ratio is suitable for smaller goldfish, which grow to 6” on average.

## How many goldfish can you have in a 25 Litre tank?

I realise that too many fish in a tank is not good for the fish so thought I would seek some advice. Many thanks for your help. A 25L tank can support no goldfish. Adult goldfish need tanks of at least 150L or so for the first fish, and an additional 50-60L for each additional fish.

## Is 3 gallons enough for a goldfish?

A 6-month-old fancy goldfish can be just 2-inches long but will grow up to be 6-inches long as an adult. Nano fish, which grow no more than 2-inches long as adults, are perfect for stocking a 3-gallon tank.How Often Should You Clean A 3-Gallon Fish Tank? Water changes 25% weekly Test water parameters Weekly.