How do I treat swim bladder disease in angelfish?

In this article, we will answer the question “How do I treat swim bladder disease in angelfish?”. We will also discuss the most common symptoms of swim bladder disease and possible causes.

How do I treat swim bladder disease in angelfish?

To attempt to cure the process, it is necessary to determine the precise aetiology of the condition. It is conceivable that anti-parasitic or antibiotic medication will be required. It is possible that medications will not always be required, and that treatment will not always be successful. Avoid the use of antibiotics that are either ineffective or unneeded. If at all feasible, consult with a veterinary practitioner before administering drugs to ensure that the right treatment is administered. 

This disease can be also called buoyancy condition (positive or negative) and may be related to a severe amount of symptoms.

What does swim bladder disease mean?

Angelfish tanks may commonly suffer from this health issue called, swim bladder disease. It is a condition in which the swim bladder stops working properly. Physical anomalies, infections, environmental variables, mechanical problems, and other causes can all contribute to the disorder. 

Some diseases are difficult to diagnose. Swim bladder disease can also be a result of some other fish diseases combined. When a fish is infected with a disease, it begins to show symptoms. 

Fish that suffer from swim bladder disease will definitely show swim disorders and abnormalities. A fish with swim bladder disease will have difficulties in swimming. It is possible that they become incapable of reaching the water surface and can develop issues with proper eating.

What are the causes of swim bladder disease in Angelfish?

When the bladder quits working, the general cause of the swim bladder problem in fish is. The bladder, on the other hand, can stop operating for a variety of reasons. It might be caused by a bloated bladder or a squeezed bladder. This swim bladder condition is characterized by a distended stomach caused by constipation, overeating, or excessive gulping of air. 

• When there is too much strain on the swim bladder as a result of the gastrointestinal tract expansion. 

• Other internal organs enlarging, placing strain on the swim bladder as a result. 

• Parasitic and bacterial infections that cause inflammation of the swim bladder. 

• A fish’s swim bladder can be damaged by an accidental forceful knock against the tank’s side or biting from aggressive fish. 

• Some fish have swim bladder problems from birth. This scenario, on the other hand, is uncommon. Furthermore, fish born with this condition frequently exhibit symptoms relatively early in their lives. 

• Swim bladder dysfunction in Angelfish may be caused by poor water quality, notably high nitrate concentrations.

What are the common symptoms of swim bladder disease?

You do not have to wait until your fish’s swim bladder disease becomes life-threatening before addressing the issue. Discomfort and other swimming irregularities are visible in the fish. Some of these signals may appear even in the early stages of the condition. 

The majority of the symptoms of swim bladder dysfunction are related to the fish’s buoyancy. You will notice your Angelfish sinking to the bottom of the tank if they’ve been diagnosed with a swim bladder condition. It is also very common to watch them struggling and floating at the water surface.

You will also notice that some of them are floating backwards, and others are drifting sideways. Overall, maintaining a decent swimming stance will be difficult for the fish. They will be unable to regulate whether or not they can swim or sink. 

Aside from aberrant swimming, the fish can show several additional physical indications. You can tell if your fish has a curled back or a bulging tummy by looking at it. 

The fish’s feeding habits can also be changed. Either they have a specific feeding issue or they eventually lose their appetite. In extreme circumstances, the fish may be unable to swim to the food source.

How to treat swim bladder disease?

Because there is no single cause of swim bladder illness, the first step in treating it is determining what you believe is the underlying cause. 

Remove a sick fish from the display tank and place it in the quarantine/hospital tank to be treated. This will allow the fish to recover without being disturbed by the other fish, while also allowing you to medicate in a smaller, more controlled setting. 

If the fish has been traumatized, a short period of relaxation in a hospital tank may be all that is required. 

– Use an antibiotic to treat a bacterial infection. 

– Use copper or medication that is particularly labelled to kill parasites to treat parasites. 

– Identify and address the problem that is producing the fast variations in water conditions. Before making water changes, heat the water, replace any broken heaters or equipment, address the problem, and then do a water change. 

– Water changes are the remedy for bad water quality.

Boosting health through feeding and nutrition

Although this is an indirect treatment for swim bladder disease, the clownfish I mentioned earlier was nursed back to health with no further interventions beyond seclusion in a hospital tank with live foods like blackworms and newly hatched artemia. The fish had been seriously hurt in the display tank by some aggressive gamers, and it was having major problems staying afloat in the water column. 

She still loves to swim near the surface, but she can keep her buoyancy and swim throughout the water column without the cork-like pop-up effect. 

It alludes to the holistic approach of enabling her to fully recuperate and allowing her body to repair itself. 

How to improve water quality

As previously said, poor or deteriorating water quality may be a contributing factor to the condition, or it may just be adding to the stress associated with it. Some other attitudes may helo you to improve the quality of  your tank water. The primary thing you can do is to change the water in the tank. Changing out 20-50 per cent of the saltwater and repeating the process for another day or two will be enough.

How to protect my angelfish from swim bladder disease?

They claim that prevention is always preferable to treatment. There are steps you may take to prevent swim bladder disorder from developing in your tank before it becomes a big problem. These preventive procedures are not unusual, and they are part of the routine everyday care that everyone receives. 

The most important step in preventing swim bladder conditions in Angelfish is to avoid overfeeding the creatures. A surplus of food will simply exacerbate the situation for your fish. Although it may alleviate hunger, it will cause a digestive problem in the fish, which may harm the fish’s bladder. 

In the same way, you should avoid overfeeding your fish with floating or air-filled food items. The explanation for this is that swim bladder disorder can also occur when a fish takes in an excessive amount of air. Varying your fish diet would be extremely beneficial to them. 

You might also think about thawing frozen items before putting them in the fish’s water. When it comes to mature fish, it would be beneficial if you could also regulate their feeding time. 

Maintain the cleanliness of the fish tank at all times. It is also important to have a water change routine to avoid nitrate accumulation and the water from becoming toxic to your angelfish. In the same way, you should keep the tank’s temperature steady to maintain stability.


In this article, we answered the question “How do I treat swim bladder disease in angelfish?”. We also discussed the most common symptoms of swim bladder disease and possible causes.

If you have any thoughts or doubts, feel free to drop us a comment below!

Frequently Asked Questions (FAQs): How do I treat swim bladder disease in angelfish?

Is it possible that my angelfish will fully recover from swim bladder disease?

Swim bladder diseases can be either temporary or permanent, depending on the underlying aetiology. If your fish suffers from a lifelong swim bladder condition, they can still lead a full and happy life if you make certain changes to your way of living.

Why is my angelfish swimming upside down?

If your fish begins swimming upside down or on its side, this could indicate that they are suffering from a condition known as swim bladder illness. It is possible to have ammonia poisoning in an aquarium if the levels of ammonia and nitrite in the water rise to levels that are toxic to fish.

What is the reason my fish is standing still at the bottom of the tank?

It is very likely this condition is related to wrong water temperatures. If the temperature of your fish’s water is too high or too low, they will become highly inactive. If your fish is spending a lot of time at the bottom of the tank, this may be normal behaviour for him or her. Many fish, such as catfish, are bottom-feeders and prefer to spend their time in this environment.

Is swim bladder disease contagious?

When it is associated with bacterial infections, swim bladder disease has the potential to be highly contagious.

What is the lifespan of an angelfish?

Angelfish have one of the longest lifespans of any aquarium fish, and they can survive for up to ten years if the conditions are favourable for them.

Is swim bladder a bacterial infection?

A bacterial infection can cause swim bladder illness, and this is a relatively prevalent cause of swim bladder disease.


What Is Swim Bladder Disease And How Is It Treated? 2015.

Swim Bladder Disease.

How To Treat Swim Bladder Disorder In Angelfish.