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## How many Cardinal Tetras are in a 20 gallon long?

If you want to stick with simple maintenance at 25% of the water weekly, you can go with **one small fish per gallon** in a 20. That includes the guppies though. If the tank volume is larger, say a 50, you can go with .

## How many tetras can fit in a 20 gallon tank?

Tetras (spp.) | |
---|---|

Care level | Easy |

pH | 6.8-7.8 |

Temperature | 75-80°F |

How many tetras can you keep in a 20-gallon tank? | Up to 20 |

## How many gallons do cardinal tetras need?

It’s not uncommon to see a couple of Cardinal Tetras living in a small 10-gallon tank. These fish can do well in tanks of that size. However, we always recommend using an aquarium that can hold **at least 20 gallons**.

## How many Cardinal Tetras are in a tank?

Cardinal Tetras can be kept in a 10-gallon tank if there are only one or two of them. However, it’s generally recommended to keep them in **at least a group of six**.

## Which is easier to keep neon or cardinal tetras?

Cardinal and Neon tetras are two different species of tetras, although they both belong to the same family, Characidae. Cardinal tetras are slightly larger than Neons, reaching approximately 2 inches in length vs. 1 inch. **Neon tetras are generally regarded as being easier to care for than the Cardinals**.

## How often should I feed my cardinal tetras?

Most of the cardinal tetra’s diet should consist of high-quality flakes because the fish requires a high vitamin diet. Cardinal tetras should be fed **two to four times daily**. Ensure food is an appropriate size, and only give cardinal tetras an amount they can consume within three minutes to prevent overeating.

## How many guppies and tetras can you have in a 20-gallon tank?

The general formula to calculate how many guppies to add to a tank is one gallon of water per one inch of guppy. In other words, a two-inch guppy needs two gallons of water. Going by this calculation, we reach the conclusion that the ideal number of guppies per 20-gallon tank is **around 10**, depending on size.

## What fish can be kept in a 20-gallon tank?

**Fancy guppies** are some of the prettiest and brightest fish you can stock in your 20-gallon tank. Since they are livebearers you’ll shoot for two females for each male.

## Is 5 cardinal tetras enough?

**No, five neon tetras are not enough**. You should keep a minimum of six neon tetras in your tank because they are schooling fish that get stressed and die if there are not enough of them. The ideal amount of neon tetras you should keep is 10.

## Which is better Neon Tetra or cardinal tetra?

Both Tetras will make an excellent addition to an aquarium. **If you want to save on price, the Neon Tetra is the better choice**. If you are drawn to the vibrantly colored Cardinal Tetras, then you may be willing to budge on price. Whatever you choose, you can be sure they will be a colorful addition to your tank.

## How many cardinal tetras can I put in a 5 gallon tank?

This means it is hard to keep bigger Tetra species in a 5-gallon tank. For this reason, we will only consider Tetras that are limited to 2 inches in size, such as Cardinal Tetras, Neon Tetras, Penguin Tetras, Lemon Tetras, and Ember Tetras. For these species, you can fit **approximately 3 Tetras** in a 5-gallon tank.

## What fish can you put with cardinal tetras?

The ideal tank mates for cardinals, as well as neons, are other small tetras such as **Corydoras, dwarf cichlids, dwarf gouramies, and Otocinclus**. Once settled in, cardinals are hardy and beautiful community fish that can live up to 8 years, growing close to 2 inches in total length.

## How many cardinal tetras can I put in a 3 gallon tank?

These fish are small enough to fit the “1 inch of fish per gallon of water” guideline, but keeping just one or two of them would be cruel. They become overwhelmed with stress when kept alone or even in small numbers. Shoaling nano fish can be kept in groups of **3-4**, especially if they’re livebearers.

## How big does a cardinal tetra get?

Size: In the wild, these fish reach **a total length of about 1.25 inches (3 cm) and weigh 0.004 ounce (0.13 gr)**. Females are slightly larger and wider than males. Behavior: They are a schooling fish that can number into the thousands. Cardinal tetras are active during the day.

## How many cardinal tetras can I put in a 90 gallon tank?

Hence, in a 90 gallon tank, **75+** cardinals is fine; 55 gallon tanks can house 30 or so.

## How Many Cardinal Tetras Can You Have In a 20 Gallon Tank? | It’s A Fish Thing

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## How Many Fish Can Be In A 20-Gallon Tank? Best Fish & Stocking Ideas

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## Cardinal Tetra Care: Tank Mates, Size, Lifespan & More

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## Cardinal Tetra Expert Care & Tank Set Up Guide For Beginners

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## Cardinal Tetra Tank Size: Minimum Size| Choose The Right One

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## Cardinal Tetra Care: Tank Mates, Size, Lifespan & More

- Article author: www.aquariumsource.com
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- Summary of article content: Articles about Cardinal Tetra Care: Tank Mates, Size, Lifespan & More It’s not uncommon to see a couple of Cardinal Tetras living in a small 10-gallon tank. These fish can do well in tanks of that size. However, we … …
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## How many Cardinal Tetra should I put in my 5-gallon tank? – Quora

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- Summary of article content: Articles about How many Cardinal Tetra should I put in my 5-gallon tank? – Quora I wouldn’t recommend tetras in anything smaller than a 10 gallon (with 20 being better) unless they are the tiny varieties like ember tetras. Just because you … …
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