An aquarium this size will hold around 15 tropical or 7 cold water fish of 3cm length at adulthood. This makes it one of the smaller tanks around on the market, and one that is extremely suitable for a beginner’s first tank or a child’s first tank.

## How many fish can you have in a 40 litre tank?

If your tank is 40 litres, you can be kept **20 fish** maximally with full phase of facilities.

## What fish can go in a 40 litre tank?

**Celestial Pearl Danios** would make great residents in a 40-litre tank and they can be bred. Corydoras are a little large but luckily there are three pygmy species that wouldn’t outgrow it and could even be kept in groups in a tank of that size – C. hasbrosus, pygmaeus and hastatus.

## How many tetras are in a 40 litre tank?

In a 40-gallon tank, you can add 40/2 inches = **20 fish**, in the case of neon tetras. It is not a strict rule that you have to add exactly 20 neon tetras. You can add 22 or 25 neon tetras. The only thing that you have to take care of is the quality of the tank environment.

## How many guppies can you have in a 40 litre tank?

“Since this species breeds like rabbits, good ratio of males and females is 1:3.” “… at least 40 liters are required for about **10-12 Guppies**.”

## How big is a 40 gallon tank in CM?

When you buy a tank the actual aquarium dimensions of one brand of tank may be larger or smaller than the aquarium dimensions for the same gallon tank size.

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Aquarium Dimensions: Sizes Under 100 Gallons.

Aquarium Size | Inches | Centimetres |
---|---|---|

40 Gallon Tank Dimensions | 48 x 13 x 16 (Long) | 121.9 x 33 x 40.6 |

## What size 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.

## How many goldfish can you have in a 30 Litre tank?

A good quality tank that holds at least 25 – 30 litres of water is recommended for **one goldfish**. This will be large enough to allow swimming and will cope with the mess created by your scaly critter. The tank should be fitted with a filter in order to keep the water clean and the fish in rude health.

## 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 many Litres do you need for 2 goldfish?

## How many neon tetras are in a 35 Litre tank?

How many tropical cold water fish in 35 litres? You should bring the total number of neon tetras **up to at least 6** as they are schooling fish and need that school, otherwise they can become quite stressed and stress leads to illness.

## How many mollies are in a 50 Litre tank?

50 liter aquarium is big enough to house **3 to 4 pairs of platies, mollies &** guppies . It is not big enough to house Arowanas or flower horns. Commonly available plecos or freshwater sharks cannot be housed. All thes fish will grow fast with right amount of care & food.

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

How many Platies can go in a 25 Litre tank? 25-gallon tank This is a pretty reasonable big-sized tank. If you intend to keep only platy fish then you can keep around **11-12 fish** inside a 25-gallon tank. As they are live-bearers, so get ready to have a bunch of fry in few weeks.

## How many Neons are in a 60 Litre tank?

60 litres is just over 13 gallons. – Quora. If you go with the rule of thumb of 1 inch fish per gallon of water you could fit you should be able to fit **7–8 neon tetras**. A neon tetra will get about 2 inches long and with the rule of thumb, you will have 7,5 neon tetras.

## How many neon tetras can I put in a 10 Litre tank?

How many fish can it hold? The marina 360 aquarium is a 10 litre / 2.65 gallon tank which is quite small, we would recommend only **3 or 4 tetras at** the most.

## How many guppies can I keep in a 30 Litre tank?

With a mature tank, good water quality and regular maintenance you could keep a community of **20 tiny nano fish** in a 30 litre BiOrb, or 15 fish the size of a Zebra danio.