How Many Pygmy Corydoras in a 10 Gallon?

There is no definitive answer to this question as it depends on a number of factors, including the size and temperament of the fish.

However, a general rule of thumb is that you can keep 1-2 pygmy corydoras per gallon of water. Therefore, in a 10 gallon tank you could potentially keep 10-20 pygmy corydoras.

If you’re considering adding some Pygmy Corydoras to your 10 gallon aquarium, you might be wondering how many you can keep.

The answer depends on a few factors, but in general, you can safely keep 3-5 Pygmy Corydoras in a 10 gallon tank.

Of course, the more fish you have in your tank, the more filtration and maintenance it will require, so be sure to take that into consideration when deciding how many fish to add.

How Many Pygmy Corydoras in a 20 Gallon ?

If you’re looking to add some Pygmy Corydoras to your 20 gallon aquarium, you might be wondering how many fish you can safely keep in that space.

According to most experts, the answer is anywhere between 8 and 12 fish. This number will of course vary depending on the size of your fish and the other inhabitants of your tank.

When stocking a 20 gallon aquarium with Pygmy Corydoras, it’s important to give them plenty of hiding places and plenty of room to swim. These fish do best in groups, so keeping at least 8 fish is ideal. If your tank is heavily planted, you might be able to get away with keeping a few more fish.

But as a general rule of thumb, 8-12 Pygmy Corydoras is a good starting point for a 20 gallon aquarium.

How Many Pygmy Corys Should Be Kept Together?

Assuming you are referring to the common pygmy Cory, Corydoras hastatus, the recommended group size is 5-7 individuals. Pygmy corys are social fish that do best in groups. In a group, they will feel more secure and display more natural behaviors.

They are also less likely to become stressed, which can lead to health problems.

How Many Corydoras are in a 10 Gallon?

Assuming you are talking about the common Corydoras (Corydoras aeneus), then the answer is that you can keep around 10-12 of them in a 10 gallon tank.

This is assuming that the tank is set up correctly with plenty of hiding places and plants, and that you are doing regular water changes to keep the water quality high. Corydoras are social fish, so they do best when kept in groups.

They are also active fish, so a larger tank will give them more room to swim around and explore. A 10 gallon tank is on the small side for Corydoras, but if it is set up correctly it can work. Just be sure to keep an eye on your water quality and do not overstock the tank.

What Size Tank Do Pygmy Corydoras Need?

When it comes to setting up a home for your pygmy corydoras, it is important to consider what size tank they will need. These fish are small in size, so they do not require a large tank.

In fact, a 10 gallon tank is sufficient for a school of these fish.

If you want to keep more than one school of pygmy corydoras, you will need a larger tank. As far as filtration goes, a simple sponge filter will suffice.

Be sure to provide plenty of hiding places for your fish with plants and décor.

Corydoras are peaceful fish that get along well with other peaceful species. They make an excellent addition to any community aquarium.

Is 4 Cory Catfish Enough?

Most people recommend at least 6 corydoras catfish for a tank because they are schooling fish.

However, some hobbyists have had success keeping a small group of 4 corys. The important thing is to provide them with plenty of hiding places and a sand substrate so they can feel comfortable and secure in their environment.

Corys are also very active fish, so you need to make sure there is enough space in the tank for them to swim around freely.

Overall, as long as you create a good environment for your corys and monitor them closely, a group of 4 should do just fine!


If you’re thinking of adding some Pygmy Corydoras to your 10 gallon aquarium, you might be wondering how many you can keep. The answer largely depends on the other fish in your tank and your filtration system.

As a general rule of thumb, you can keep one Pygmy Corydoras per gallon of water.

So, in a 10 gallon tank, you could theoretically keep 10 Pygmy Corydoras.

However, it’s always best to err on the side of caution and not overcrowd your tank.

When choosing how many Pygmy Corydoras to add to your tank, it’s important to consider the other fish you’ll be keeping with them.

If you have larger fish, you’ll need to adjust the stocking density accordingly. You’ll also need a good filtration system in place to ensure that the water quality stays high enough for these sensitive little fish.