March 17, 2022

Euthanasia is the humane act of putting a creature to death in order to relieve suffering. In some instances, euthanasia may be considered when the animal’s condition is so poor that it has little chance of recovering and would continue to suffer if life-supporting treatment were continued.

In this article, we’ll go through how you can put your beloved pet betta fish out of their misery.

Is It Time To Euthanize Your Fish?

You may have to euthanize your fish if it is suffering from a disease or illness that cannot be treated. In this case, you will need to put the animal down in order for them to not suffer any longer. If you’re not sure whether or not your fish is sick, try speaking with an expert before putting your pet out of their misery.

Have You Done Enough To Treat The Betta Fish?

In some cases, euthanizing your betta fish for sale might not be the best option. You may have been trying to treat an illness or condition for a long time and you’re just not seeing any improvement in their health. If this is the case, you can either continue treatment with little chance of success or put them out of their misery so they don’t suffer anymore because you haven’t given up yet.

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Has The Betta Fish Lost The Will To Fight?

If you’re a betta fish lover, then it’s hard to watch them die. However, if the fish has lost the will to live and appears tired all of the time, then it might be a good idea to put them out of their misery. The last thing you want is for your betta fish to suffer when they don’t have anything left in them.

Euthanasia Methods – What The Experts Recommend:

There are several methods available when it comes to humanely putting down a betta fish and each one vary slightly but they all same goal which is killing the fish in the fastest and most painless way possible.

Lethal injection

Using an overdose of anaesthetic drugs, this is effective but some owners are not willing to take on the responsibility of administering it themselves.

Carbon dioxide poisoning

Putting your fish into a container that has carbon dioxide inside will cause them to slowly lose consciousness before they eventually die. This method can be traumatic for both you and your betta so should only be used as a last resort when euthanizing your pet fish.

Bleeding out/exsanguination or laceration

If done properly, cutting through major veins such as those found in the gills may lead to death quickly enough with minimal trauma for both yourself and your fishy friend.

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Heat stroke

Exposure to a high temperature environment will cause your fish’s organs to fail and it should die within minutes, but you must make sure that the water is not too hot or else this method may end up killing them with overheating instead of euthanasia.


A betta fish can be euthanized in a number of ways, but the most humane way is with an overdose of anesthesia. This should be administered by using either liquid or pill form and given to your pet for 5 minutes before it loses consciousness so that they don’t experience pain. If you’re going this route, make sure you have the appropriate equipment ready beforehand including a container large enough to house both your pet and water from their tank while asleep as well as some towels which will help cushion them if they fall off the table where you administer the medication.

The choice is ultimately yours when it comes to putting your pet fish down but make sure that you either don’t put it through any unnecessary suffering or give up treatment quickly enough if they aren’t responding well which will likely lead to a slow and painful death for your betta.

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