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How Many Cory Catfish in A 10 Gallon Tank

Cory catfish are freshwater fish that are part of the Corydoras genus. They are peaceful fish that do well in community tanks. Cory catfish prefer to live in groups, so it is recommended to have at least 3-5 fish in a tank.

They are bottom dwellers and will spend most of their time near the substrate searching for food. Cory catfish are known for being great algae eaters and will help keep your tank clean.

Cory catfish eating algae

Are Cory catfish good community fish?

Cory catfish are a great addition to any community tank. They are peaceful fish that do well in groups and help keep the tank clean. They seem to be good community fish and are hardy.


Would a 10-gallon tank be enough for Cory catfish?

10-gallon tanks are a good size for housing Cory catfish. This size tank will allow you to have a few fish while still giving them plenty of room to swim around and explore.

But you should remember one thing. When adding Cory catfish to your 10-gallon tank, be sure to slowly acclimate them to the new water conditions.

This can be done by slowly adding water from the 10-gallon tank into their container over 30 minutes. By doing this, you will help reduce stress on the fish and make it easier for them to adjust to their new environment.


How many Cory catfish are in a 10-gallon tank?

There is no exact answer to this question since it depends on several factors, such as the efficiency of the equipment in your fish tank, the type of Cory catfish you are keeping and the tank mates you put with Cory catfish.

But a good rule of thumb is 1-2 fish per gallon, so in a 10-gallon fish tank, you can keep about 3-5 Cory catfish. If you want to keep more of these fish or other species, you should buy a larger fish tank to avoid overstocking, which is harmful to both the tank environment and fish health.


What if you are planning to add other fish?

As we mentioned before, if you want to keep other species with your Cory catfish, you should change your fish tank. Except for buying a larger fish tank (in case you can not afford it or you don’t have enough space), you can also reduce the number of Cory catfish in your fish tank. Then, you can keep more types of fish and make your fish tank more attractive.


What fish can go with Cory catfish?

Cory catfish are so peaceful that they can be kept with much other fish, as long as those fish are not aggressive and be friendly to them. If you want to pick tank mates for your Cory catfish, I’ll recommend other Corys, tetras and guppies.


Food for Cory catfish

Cory catfish are omnivores and will eat a variety of different foods.

In the wild, they graze on algae, detritus, and small insects. In captivity, they should be offered a varied diet to ensure proper nutrition. You can feed them with those food you can buy in an aquarium shop, and it’s also a good idea to offer some vegetables such as blanched zucchini or broccoli.

Cory catfish need to eat 1-2 times per day, and the food they eat in 5 minutes is enough for them. So be sure to remove any uneaten food after 5 minutes to avoid overfeeding, which is detrimental to the water quality and their health.


What are the care requirements for Cory catfish?

Cory catfish are relatively easy to care for, but there are a few things you need to know in order to keep them healthy and happy.
  • First, Cory catfish prefer water on the cooler side, so if your aquarium is kept at room temperature you may need to add a heater to provide them with the optimal conditions they require.
  • Secondly, Cory catfish must have access to plenty of hiding places and caves where they can escape the light and feel secure.
  • Finally, while Cory catfish are not fussy eaters, it is important to provide them with a high-quality diet that includes plenty of live or frozen foods as well as sinking pellets or flakes designed specifically for bottom-dwelling fish.



In this article, we come up with important information on how many Cory catfish you can actually put in the tank. The numbers can vary depending on the situation and how well you can care for them. Commonly, you can put 3-5 in the tank. Then, they will have peace and pleasure in the tank.

Another thing we discussed in the above article is the requirements that you should consider when taking care of Cory catfish in a fish tank. You should put the proper number of Cory catfish in a fish tank to make sure the even distribution of food and also you can control your aquarium in a better way.

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