Ideal Water Temperature For Cory Catfish.

Providing your cory catfish with adequate water parameters and ideal living conditions is the primary way to ensure their longer lifespan and good health.

When we talk about adequate living conditions, ideal water temperature is the first thing that comes to mind. We will know the Ideal water temperature for cory catfish in this article. So, let us find out.

72-82 °F is the ideal water for cory catfish as they are warm water fish and cannot survive long in cold water. Consider adding a heater to your cory catfish tank to stabilize the water temperature, as unstable water temperature can make them prone to various diseases and parasites.

This article will discuss the ideal water temperature for cory catfish and how we can stabilize the water temperature. Also, we will discuss the minimum and maximum water temperature in which cory catfish can live. So, let us get into it.

What is the ideal water temperature of cory catfish?

The ideal water temperature of cory catfish is 72-82 °F.

Keeping your cory catfish above or lower these water temperatures will make them suffer from various issues.

Your cory catfish will become stressed and prone to various diseases and parasites if you keep them in an inadequate water temperature.

So, to ensure that they thrive, provide them with adequate water temperature by keeping them in a water temperature between 72-82 °F.

Cory catfish are sensitive when it comes to water conditions and parameters.

Any alteration in water parameters can make them suffer from critical conditions like loss of appetite, stress, and diseases.

Also read: Ideal pH Level For Cory Catfish?

What is the minimum water temperature for cory catfish?

72 °F is the minimum water temperature for cory catfish.

Some species of corydoras can live below the water temperature of 72 °F.

But for the safe side, we should not keep our cory catfish below 72 °F.

However, your cory catfish can survive in a water temperature that is below 72 °F, but here we are talking about survival.

Also, they will not be able to survive long in these water temperatures.

So ensure to keep your cory catfish in a water temperature between 72-82 °F.

Can cory catfish live in cold water?

Cory catfish cannot live in cold water as they are warm water fish and prefer the water temperature between 72-82 °F.

Living in cold water, your cory catfish will become lethargic and hardly be interested in swimming and moving.

Your cory catfish will not be active and can come under stress.

Living in cold water can result in cory catfish losing its appetite, coming under stress, and suffering from illness.

Also, fish being under constant stress, will become prone to various diseases and parasites.

What is the maximum water temperature for cory catfish?

82 °F is the maximum water temperature for cory catfish.

Keeping your cory catfish above this temperature can make them suffer from various issues.

Cory catfish will survive above this water temperature, but not for too long.

Providing your cory catfish an adequate water temperature is essential to ensure their good health and longer lifespan.

Can cory catfish live in too hot water?

Cory catfish cannot live in water temperatures above 82 °F.

Keeping your cory catfish in too hot water will boost their metabolism and make them hyperactive.

Hyperactive cory catfish will swim erratically and will come under stress.

Such hyper-activeness can make your cory catfish suffer from critical conditions, and even they can pass away.

Also, hot water will lack oxygen, making your cory catfish suffer breathing.

How can we lower the water temperature?

Ensuring these things will help you lower the water temperature of your cory catfish tank:

  1. Switch off the aquarium lights of your cory catfish tank.
  2. Avoid keeping your cory catfish tank in a place where direct sunlight comes.
  3. Remove the aquarium lid of your cory catfish tank.
  4. Turn on the air conditioner. 
  5. Use a fan to cool down the water of your cory catfish tank.

Switch off the aquarium lights

Keeping the aquarium lights on for a long period will result in heating the water of your cory catfish tank.

Artificial lights can also heat the water when kept on for a long period.

So, turning off the aquarium lights will help you lower the water temperature of your cory catfish tank.

Avoid direct sunlight

Keeping your cory catfish tank in a place where direct sunlight comes will increase the tank’s water temperature by heating it up.

Also, direct sunlight will result in the excessive growth of algae.

Direct sunlight will alter the water temperature and become unstable, putting your cory catfish under stress.

So, avoid keeping your cory catfish tank in a place where direct sunlight comes.

If you want to lower the water temperature of your cory catfish tank, place the tank in a darker room where you don’t have to keep the lights on for a whole day.

Remove the aquarium lid.

Aquarium lids don’t allow the heat to come outside the tank and keep it trapped inside.

Removing the aquarium lid will help lower the water temperature by releasing the heat that was trapped inside the aquarium.

If you have pets like a dog or a cat, keep them in another room while not keeping the aquarium lids to your cory catfish tank.

Turn on the air conditioner.

If your aquarium is in a place where the air conditioner is installed, consider keeping it on to lower the water temperature.

An air conditioner is a primary source of lowering the water temperature of your cory catfish tank.

Use a fan

Consider using a fan to cool down the water temperature of your cory catfish tank.

Point the fan towards the aquarium and keep it on during the day to lower the water temperature.

How can we raise the water temperature?

The best way to raise the water temperature of your cory catfish tank is to add a heater.

Adding a heater will help you raise the water temperature of your tank.

Other options are keeping the aquarium in a warm spot of your house, like near the kitchen or bonfire.

Aquarium SizeRequired Heater Wattage
5 Gallon /20 Liter25 W
10 Gallon / 40 Liter50 W
20 Gallon / 80 Liter100 W
25 Gallon / 95 Liter125 W
40 Gallon / 150 Liter200 W
50 Gallon / 190 Liter250 W
65 Gallon / 250 Liter2 X 200 W
75 Gallon / 285 Liter2 X 300 W
This table shows the heater wattage requirement for different sizes of an aquarium.

How can we stabilize the water temperature?

You must know that with adequate water parameters, stable water temperature is also essential for your cory catfish.

Unstable water temperature will make your cory catfish come under stress.

Cory catfish, under stress for a long time, will become prone to various diseases and parasites, suffering from critical conditions.

So, ensure a stable water temperature for your cory catfish.

The only and best way to keep the water temperature stable is by adding a heater to your aquarium.

A heater will help you stabilize the water temperature.

Also, consider adding a digital thermometer to regularly check the water temperature and stability.

Conclusion:

The ideal water temperature of cory catfish is 72-82 °F.

Your cory catfish will thrive between these water temperatures.

Keeping your cory catfish above or below these water temperatures can make them suffer from various critical conditions like loss of appetite, stress, and illness.

Consider adding a heater to your cory catfish tank to stabilize the water temperature, as the unstable water temperature will make your cory catfish come under stress.

Also, consider adding a digital thermometer to check the water temperature regularly.


Reference: NCBI, Wikipedia

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