How To Get Rid Of White Fungus In Fish Tank

White fungus in a fish tank is not only unappealing to look at, but it can also be harmful to your fish. If left untreated, the fungus can spread and cause health problems for your underwater pets. Luckily, getting rid of white fungus in a fish tank isn’t as difficult as you might think.

In this article, we will take a look at some effective methods for getting rid of white fungus in your fish tank. From properly cleaning your aquarium to using medications and other treatments, we’ve got you covered. So whether you’re dealing with a minor outbreak or a more serious case of white fungus, keep reading to learn all about how to get rid of it.

Remember that prevention is always better than cure when it comes to white fungus in your fish tank. With proper maintenance and care, you can help reduce the risk of fungal outbreaks and ensure that your fish stay healthy and happy.

How To Get Rid Of White Fungus In Fish Tank

What Is White Fungus On The Fish Tank?

If you’ve been seeing white fuzzy patches in your fish tank, chances are you’re dealing with white algae. This pesky type of algae tends to spread quickly and can be found growing on a variety of surfaces within the aquarium such as rocks, driftwood, or even plants. You may notice thin, stringy substances that cling to leaves or glass, which are indicative of the presence of white algae in your aquarium.

It’s important to address this issue promptly as it can cause aesthetic and health problems for your fish if left unchecked. Regular cleaning and maintenance routines along with appropriate treatment options can help control the growth of white algae in your fish tank.

Is It White Algae or Fungus?

It can be difficult to tell whether the white growth in your aquarium is algae or fungus. But don’t worry, there are some ways to distinguish between them! Fungi typically appear dry and powdery while white algae tend to have a slimy texture.

White algae can often be found clustering on the surfaces of aquarium glass, plants, or decorations, while fungi tend to grow in small patches on the gravel or substrate.

Despite their differences, algae and fungi share many similarities in terms of what makes them grow and how to control them. So, regardless of whether it’s algae or fungus in your fish tank, you should be able to find effective solutions for getting rid of them.

Is White Fungus on Driftwood Harmful to Fish

If you notice white fungus growing on driftwood in your aquarium, don’t panic, it won’t harm your fish. It might cause minor disturbances to their routine activities, but that’s it. In fact, some fish and snail species like Otocinclus catfish, bristle nose pleco, and snails will actually eat the fungus off for you.

If the white fungus remains untouched though, it will eventually go away on its own within a short period of time without causing any harm or stress to your fish. However, if you’re still worried about it, you can remove the affected driftwood from the tank and manually scrape or scoop off the fungus.

Do Fish and Shrimp Eat Algae on Driftwood

If you have algae growing on driftwood in your fish tank, there are several aquatic creatures that can help keep it under control. Catfishes and plecos are bottom-dwellers that naturally feed on plant matter and would be the best candidates for consuming algae on driftwood.

Additionally, Otocinclus catfish and bristle nose plecos are small-bodied freshwater options that will consume the mold sparingly. Amano and cherry shrimp tend to be better at eating algae than other shrimp breeds, while Nerite snails also consume algae with prolific efficiency.

It’s worth noting that pond snails reproduce rapidly and may overrun your tank in a matter of weeks if left unchecked. However, both shrimp and snails seem to be unharmed by a white fungus (mold), possibly because it makes up part of their natural diet in the wild.

How To Get Rid Of White Fungus In Fish Tank

If you notice white fungus growing in your fish tank, it’s crucial to remove it quickly, as it can be incredibly harmful to your aquatic pets. White fungus or mold can cause a range of health issues, including eye infections, digestive problems, and swim bladder complications. Here are some steps you can follow to eliminate this pesky fungus from your aquarium.

Wash Your Hands

To effectively address the issue of white fungus in your fish tank, it is crucial to observe proper hygiene. Thus, before starting any treatment, make sure to wash your hands thoroughly with soap and water. This simple step can help prevent further contamination of your tank by bacteria and fungi.

Additionally, you may also want to consider cleaning any aquarium tools you will be using during the treatment. By taking these precautionary measures, you can ensure the success of your efforts to get rid of white fungus in your fish tank.

Transfer Your Fish To a Quarantine Tank

If white fungus is found in a fish tank, prompt action is necessary to prevent harm to the fish. A recommended solution is transferring the fish to a separate quarantine tank which offers a secure environment while the primary tank undergoes treatment. It’s also a suitable place for administering medicine and treating any parasites or illnesses that the fish may have.

Many experienced aquarists suggest keeping at least one quarantine tank on hand since they can come in handy during emergent situations like this. By transferring your fish to a quarantine tank, you can contain any potential disease and protect the health of your aquatic pets.

Remove All Decorations and Wash

To effectively eliminate white fungus from your fish tank, it’s important to start by removing all the decorations and stones inside. After taking them out, make sure to wash them meticulously, ensuring that there are no residual fungi or spores left on them.

It’s essential to be thorough in your cleaning process to prevent any potential regrowth of fungus. Remember to also wash your hands and let them dry before handling any aquarium items again. With these steps taken, you’re on your way toward a clean and healthy fish tank.

Remove All Plants and Clean

If you want to get rid of white fungus in your fish tank, it’s important to take a thorough approach. One effective method is to remove all plants from the aquarium and clean them with a wet cloth. This will help ensure that any traces of fungus are removed.

Once you’ve finished cleaning the plants, rinse them under running water and let them dry before placing them back into the tank. And don’t forget to wash your hands afterward to prevent the spread of any remaining fungus!

Wash The Gravel

Another step that you can take to get rid of white fungus in your fish tank is washing the gravel. First, you should remove the substrate from your tank and then give it a thorough cleaning. One effective method is to put it in boiling water for at least 30 minutes, as this will kill any fungus spores that are present.

However, keep in mind that this process will also eliminate the beneficial bacteria within the gravel. Therefore, rinse it well with hot water before letting it dry. This step is crucial to ensure that no harmful elements or debris remain in your tank which could negatively impact your fish’s health.

Use Fungus Treatment

Dealing with white fungus in your fish tank can be a daunting task, but one solution is to use specifically designed fungus treatment products. After removing all items from the tank and leaving only water, you can begin treating it for fungus.

It’s important to pay attention to the dosage instructions for each product and conduct research before using them. Moreover, it is critical not to change the water during this process to prevent chemical imbalances in the aquarium water. By using quality fungus treatment solutions and following proper procedures, you can effectively get rid of white fungus in your fish tank.

Wait And Observe

To ensure that white fungus is no longer a problem in your fish tank, you’ll need to follow the necessary steps carefully. Once you’ve completed all the steps, it’s important to wait for at least 12 hours before reintroducing everything back into your aquarium. This will enable you to observe any possible return of the fungus.

If the white fungus does come back after a few days or weeks, don’t worry – simply repeat the process and take the necessary steps to eliminate it again. Waiting and observing are crucial elements when monitoring and maintaining the health of your fish tank.

How To Deal With White Fungus In Fish Tank Filter

If you have a fish tank, then you know how important having a clean filter is for your aquatic pets. A healthy filter means clean water and happy fish. Unfortunately, sometimes fungus can grow in the filter which can be harmful to your fish if not dealt with properly.

Soak in Warm Treated Water

Dealing with white fungus in your fish tank filter can be a bit tricky. While it’s a sign that the filter is doing its job in cleaning your aquarium, you may want to give it some extra attention. One possible solution is to soak the filter in a bucket of warm water that has been conditioned and remove any debris that has accumulated on it.

Afterward, rinse the filter using water from the aquarium to ensure that it’s completely clean. Soaking the filter in warm treated water will not only help get rid of any unwanted debris but also provide an additional layer of cleaning for your fish tank filter.

Remove by Hand

While the filter in your fish tank should be sufficient for getting rid of white fungus, you can also manually remove it if needed. To do this, use a fish net or your hand (cleaned and sanitized beforehand) to gently remove the white fungus from the filter. It’s important to be gentle during this process so you don’t damage the filter.

After removing any visible fungus, make sure to thoroughly wash your hands and tools before placing them back in the tank to avoid introducing any additional bacteria or fungi.

Rinse with Warm Water

Cleaning a fish tank filter can be quite an easy task, especially for mechanical and chemical filters where bacteria are not involved. One effective way to clean these types of filters is by rinsing them with warm water and giving them good scrubbing. This will help loosen up any debris or fungus buildup that may be stuck on the filter.

Once you have thoroughly rinsed and cleaned the filter, make sure to let it dry completely before putting it back into your aquarium. By following these simple steps, you can easily deal with any white fungus that may accumulate in your fish tank filter, ensuring that your aquatic pets have a clean and healthy environment to thrive in.

Dip in Bleach Solution

Dealing with white fungus in your fish tank filter can be a tricky task. One recommended solution is to use bleach to clean a mechanical filter. You can easily create a bleach solution by mixing 1 part household bleach with 19 parts water. Soak the filter in the solution for at least five minutes to ensure that the white fungus is eradicated from your filter.

After soaking, rinse thoroughly with water before returning it to the fish tank. It’s important to follow this process carefully to ensure that your filter is properly disinfected and safe for your aquatic pets.

Replace Filter Media

When your fish tank filter is plagued by a white fungus, it’s necessary to take action to eliminate the problem. One possible solution is replacing the filter media. However, when you do this, keep in mind that the good bacteria present in your aquarium will attempt to rebuild themselves afterward. This could lead to cloudy water which can be detrimental to your aquatic pets.

Will a UV Light Kill The White Fungus In a Fish Tank

If you’re dealing with white fungus in your fish tank, you might be wondering if UV light can help get rid of it. While UV light or ultraviolet light is effective at killing parasites, viruses, algae, and other microbes in the water by disrupting their DNA, it’s important to note that a UV sterilizer is not specifically designed to target white fungus. It can certainly help maintain clean and healthy water by eliminating harmful microorganisms, but it’s not a guaranteed solution for getting rid of white fungus.

Additionally, if you’re already using chemical treatments in your fish tank, it’s not recommended to use a UV sterilizer at the same time as it could interfere with the effectiveness of the chemicals. Plus, keep in mind that you’ll need to replace the light bulb in your sterilizer every six months for optimal performance, which can add up in cost over time.

How To Deal With White Fungus Fish Tank In Gravel

As an aquarium owner, you may face the problem of white fungus growing in your tank’s gravel or another substrate. While the substrate serves a variety of purposes and enhances the look of your aquarium, it also provides a favorable environment for fungus growth. If you notice this issue, don’t worry – there are some effective ways to tackle it and maintain a clean tank.

Here are some tips on how to deal with white fungus in your fish tank’s gravel:

Soak the Gravel In Bleach

If you’re struggling with white fungus in your fish tank gravel, don’t worry – there’s a solution! One effective way to help remove the fungus is by soaking the gravel in a mixture of bleach and water. This can be done by simply placing the gravel in a bucket of water along with about 1/4 cup of bleach, then letting it sit for approximately 15 minutes.

By doing this, the potentially harmful microorganisms including mold, algae, or fungus in the gravel will be killed effectively. Once completed, rinse the gravel thoroughly to ensure that all bleach is removed before returning it back to your fish tank.

Vacuum The Gravel

To properly deal with white fungus in your fish tank’s gravel, one effective action to take is to vacuum the gravel. Thankfully, the fungus doesn’t cling well to the surface of your gravel, which means you can simply run a vacuum over it to remove any trace of white fungus or fish waste that has accumulated on top. It’s important to include regular gravel vacuuming as part of your standard maintenance routine for your fish tank.

Remove Decaying Plant Material

To tackle the issue of white fungus in your fish tank, it’s important to address the root cause. The growth of the white fungus is often facilitated by nitrates present in the water due to decaying plant matter in the gravel. To prevent further growth, make sure to remove any decaying plant material from the tank’s gravel regularly.

Additionally, keep an eye on your aquarium plants and remove any dying leaves as they appear. These leaves can be a breeding ground for white fungus and other harmful bacteria. By taking proactive steps to remove decaying plant material, you can help maintain a healthy environment for your aquatic pets.

Do a Water Change

One effective way to deal with white fungus in your fish tank’s gravel is by regularly changing the water. Doing so has many benefits, such as reducing nitrogenous pollutants and getting rid of decomposing organic waste.

In addition, clean water helps clear up any cloudiness that might exist and adds trace elements and minerals necessary for aquatic life. Most importantly, a well-maintained aquarium with clean water will prevent fungal growth on your gravel.

Install an Aquarium Filter

One of the best ways to deal with a white fungus fish tank in gravel is by installing an aquarium filter. Using a filter helps to eliminate floating waste and improve water quality by reducing toxic ammonia and nitrate buildup, as well as increasing oxygen levels. Additionally, it can remove any floating spores that may be contributing to the growth of white fungus in a tank.

It’s important to note that without nutrients, this fungus won’t be able to survive and will eventually die. With the installation of an aquarium filter, you’ll effectively control and manage the growth of white fungus in your fish tank for a cleaner and healthier aquatic environment.

Add Fungus-Eating Animals To Your Tank

Dealing with white fungus in your fish tank can be a hassle, but there are effective ways to combat it. One way is to add certain species of fish, shrimp, or snails that can eat the fungus. You can easily purchase any of these organisms from your local aquarium shop without breaking the bank. Adding them to your tank not only helps eliminate the fungus but also adds an extra tank mate and a cleanup crew to your aquarium community.

How To Get Rid Of White Fungus On Aquarium Plants

Aquatic plants in your aquarium can be vulnerable to white fungus infections that can harm their health. If you notice any signs of white fungus on your plants, it’s important to take action quickly to save them. Here are some steps you can take to get rid of the fungus and protect your aquatic plants.

Physically Remove Fungus by Hand

One effective way to get rid of white fungus on your aquarium plants is to physically remove it by hand. Luckily, the white fungus doesn’t stick very well to surfaces, making it easy to wipe off. The affected plants can be cleaned by using a damp cloth to gently wipe the leaves and undersides, or by using your hand.

Prior to cleaning, it is recommended to extract the plant from the aquarium to prevent any detached fungus from dissolving and floating in the water. By physically removing the fungus by hand, you can effectively eliminate it from your aquarium plants and improve their overall health.

Dip In Saltwater

A common problem that aquarium owners face is a white fungus growing on their plants. Luckily, one effective solution to clean them is to dip the plants in a saltwater solution. The solution can be made by combining 1 cup of aquarium salt with 1 gallon of clean water in a container.

To use this method, carefully dip your living plant in the saltwater mixture for about 15-30 seconds, making sure not to submerge the roots. Once you’re done, rinse off the plant with some fresh water. Following these steps can help you eradicate any white fungus on your aquarium plants and keep them healthy and pristine.

Consider Fungus-Eating Animals

If you’re struggling with white fungus on your aquarium plants, there are a few simple solutions to get rid of it. One option is to consider introducing certain fish, snails, or shrimp that can help consume the fungus. Not only are these animals easily accessible and affordable, but they also offer an added benefit by keeping your aquarium clean while adding even more interest to your underwater world.

Hydrogen Peroxide

When it comes to getting rid of white fungus on aquarium plants, a simple solution is to use hydrogen peroxide. To do this, start by mixing 5 ml of 3% hydrogen peroxide with one gallon of water in a clean container. Next, dip the affected plant into the solution for about 30 seconds, taking care not to allow the roots to touch the water.

After completion, the plant should be washed extensively with unpolluted water and any residual fungal matter on the leaves can be removed by gentle rubbing. Hydrogen peroxide can be an effective and easy-to-use solution for removing unwanted fungus from your aquarium plants.

Bleach Dipping

Bleach dipping is a method that can effectively remove fungus from aquarium plants. The process involves dipping the plants in a water and bleach solution consisting of 5-10% bleach for around 2 minutes. However, it’s important to avoid including the roots of the plants during the dipping process.

Once the dip is complete, thoroughly rinse the plants before placing them back into your aquarium because bleach can be deadly to fish. By properly executing this method, you can effectively eliminate white fungus from your aquarium plants and maintain a healthy environment for your aquatic creatures.

Clean it with Potassium Permanganate

One effective method to eliminate white fungus on aquarium plants is by using potassium permanganate, which has strong oxidizing properties and can act as a disinfectant. To do this, carefully place the affected plants in a solution of potassium permanganate and allow them to soak for approximately 10-15 minutes.

Take care while handling this chemical as it can irritate the skin and eyes. It is advised to rinse off the treated plants thoroughly with clean water afterward and then let them soak in fresh water for another 15 minutes, just to be sure that no residue is left behind. This process should kill most cells of the fungus, helping to eradicate the problem from your planted tank.

Why Is There White Fungus In New Aquarium

White fungus growth is a common issue that many aquarists encounter while setting up a new aquarium. It can be persistent and difficult to remove once it appears in your tank. However, the reason behind its occurrence can vary due to various factors. Here are some possible reasons why your new aquarium may have white fungus.

Dirty Substrate

When starting a new aquarium, one of the biggest concerns is the presence of white fungus. Although most substrates are washed before being sold, they can still carry fungus spores due to their dusty nature. This is why it’s important to clean the new substrate thoroughly before adding it to the tank. By doing so, you’ll remove any dirt and dust that could contain fungus spores and prevent white fungus from appearing in your aquarium.

High Levels of Ammonia

High levels of ammonia during the setup of a new aquarium can be attributed to insufficient beneficial bacteria in the water. These bacteria are crucial in converting ammonia and nitrites into harmless nitrogen compounds, ensuring water safety.

When the ammonia levels remain high in a new tank, it creates the perfect environment for white fungus to grow on the bottom. Fortunately, with proper care and attention, this issue can be resolved quickly to create a healthy and thriving environment for your aquatic pets.

Dirty Driftwood

If you’re planning to include driftwood in your aquarium, it’s essential to clean it thoroughly beforehand. That’s because driftwood may contain fungus spores that can cause white fungus to grow in your tank. To start cleaning, scrub away any dirt on the wood’s surface. However, this may not be enough to fully eliminate the threat of fungus.

A suggestion for ensuring safety is to soak the driftwood in boiling water for 1-2 hours before adding it to the aquarium. This can help kill any remaining spores on the wood, preventing any potential growth of white fungus in your new aquarium.

Dirty Plants

When setting up a new aquarium, it’s common to encounter white fungus growth. One of the reasons this happens is due to fungus spores that may have been brought in by plants. These spores can cling onto leaves and other surfaces and begin spreading in the new environment.

To prevent this situation from occurring, it’s recommended to inspect any plants before introducing them into your aquarium. It’s also essential to regularly trim off any rotting or dying leaves from these plants, as they can encourage fungus growth over time.

Dirty Aquarium Decors

The decorations you choose to put in your aquarium play an important role in its overall appearance. However, if they are not properly cleaned, they can introduce harmful substances such as fungus into your tank. In fact, fungus spores can easily attach themselves to the decorations and grow once placed in the new environment.

Before putting any decorations into your fish tank, it is crucial to give them a thorough cleaning to ensure that no dirt or other unwanted substances linger on their surfaces. This simple step can help prevent problems such as white fungus from appearing in your new aquarium.

Uncycled Water

If you’re seeing white fungus in your new aquarium, the most likely reason is that the water hasn’t gone through the cycling process yet. It’s essential to wait at least one week for the water to cycle and establish a good bacteria colony necessary for converting ammonia into less harmful substances.

When there isn’t enough of this bacteria, ammonia levels can spike and create an environment where fungi can thrive. To avoid this issue, always make sure to properly cycle your aquarium before adding fish or other aquatic creatures.

How To Prevent White Fungus In Fish Tanks

Preventing the growth of white fungus in your fish tank is crucial for maintaining a healthy environment for your aquatic pets and plants. Not only does it look unsightly, but it can also be harmful to their health. Here are some effective ways to stop its growth:

Regularly Clean the Aquarium

If you want to prevent white fungus in your fish tank, maintaining cleanliness is essential. This means that regular cleaning should be a top priority for any fish keeper. The white fungus can proliferate in dirty aquariums, so it’s important to ensure that no nook or corner is left uncleaned during tank maintenance.

Moreover, if you change the water without thoroughly cleaning the tank, the fungus may grow back soon enough. Therefore, keeping your aquarium clean and tidy will help keep your fish healthy and free from white fungus.

Regular Water Change

To prevent the growth of white fungus in fish tanks, it’s important to maintain a healthy balance of nutrients in the water. One way to achieve this is by regularly changing out at least 15-20% of the tank’s water. This process will help dilute the water and reduce the number of nitrates that could potentially promote fungal growth.

It’s especially crucial to do this water change if you haven’t done so in a while, as stale water can become an ideal breeding ground for unwanted organisms. Make sure to add conditioner when refilling with fresh water to ensure optimal health for your aquarium inhabitants!

Consider Fungus-Eating Fish

Adding fish to your aquarium that eats fungus is a proven method for preventing white fungus growth. There are various types of fish that are known for their ability to eat and control the growth of white fungus that may appear in your aquarium.

In fact, some aquarium enthusiasts even suggest keeping at least one cleaner fish in your tank as a preventative measure against any potential fungus growth. By introducing these helpful fish species into your tank, you can maintain a clean and healthy environment for your aquatic pets.

Regularly Vacuum the Gravel

One of the steps to prevent white fungus from growing in the fish tank is to regularly vacuum the gravel. When fish waste and food scraps are left to sink to the bottom of the tank, they provide organic matter that increases the level of ammonia in the water. This can create a breeding ground for fungus.

To avoid this, it’s important to take care of your aquarium by cleaning it every two weeks. Regularly vacuuming the gravel will remove any debris and potential organic matter that may contribute to fungal growth. By doing so, you’ll be preventing any conditions that could lead to fungus and help maintain a clean environment for your aquatic pets.

Install an Aquarium Filter

To prevent the growth of white fungus in your fish tank or to eradicate it, one effective measure you can take is installing a filter. The filter is essential in maintaining the water cycle as well as eliminating any floating organic substances within your aquarium.

When choosing an aquarium filter, ensure it is appropriate for both your aquatic plants and fish. By installing an appropriate aquarium filter, you can help ensure a clean and healthy environment for your aquatic pets.

Avoid Overfeeding

One way to prevent white fungus from developing in your fish tank is by avoiding overfeeding your fish. Overfeeding not only leads to the growth of white fungus but also causes digestive problems such as constipation and bloating for your fish.

Additionally, your substrate will be cleaner as there won’t be any excess food left on it. By feeding your fish the right amount of food, you can keep them healthy and prevent unwanted pathogens from taking over in their home.

Quarantine Aquarium

If you’re worried about white fungus growing in your fish tank, one of the best preventative measures is to set up a quarantine aquarium. This can be a separate tank where you introduce new plants and animals first before putting them into the main aquarium. By doing so, you can minimize the chances of diseases spreading throughout the main tank.

In addition, quarantine tanks can also serve as a stress-free environment for new fish to adapt to different water conditions. This can help them get acclimatized to their new surroundings without experiencing any abrupt changes that may negatively affect their health. In summary, having a quarantine aquarium is an effective way to prevent and control white fungus growth in your fish tank.


By following the steps outlined above, you should be able to effectively get rid of white fungus in your fish tank. Keep in mind that prevention is key and maintaining a clean and healthy environment for your fish is crucial.

Regular water changes, filtration system maintenance, and proper feeding habits can help prevent the growth of unwanted substances like white fungus. With some patience and diligence, you can create a safe and thriving ecosystem for your aquatic pets.