High levels of nitrate in aquariums can be detrimental to the health of fish and other aquatic creatures. Nitrate is produced by the breakdown of organic matter and is present in most freshwater aquariums. While some nitrate is necessary for the growth of plants, too much can cause problems.
There are a few different ways to remove nitrates from your aquarium, but the best way is to use a nitrate remover. Nitrate removers are specifically designed and can be very effective at keeping your aquarium clean and your fish healthy.
In this article, we will discuss the best biological filter media for freshwater aquariums and how to use them to keep your aquarium clean and your fish healthy.
Our Top 5 Choices for Best Bio Filter Media for Freshwater Tank
- Sachem de*nitrate — Top Pick
- Tetra EasyBalance Aquarium Water Conditioner — Good Value
- DrTim's Aquatics NP-Active Pearls — Premium Choice
- Kolar Labs Metabolix Bio-Pellets Nitrate
- Brightwell Aquatics MicroBacter
13 Best Nitrate Remover for Freshwater Aquarium Review
1. Sachem de*nitrate
What sets the Sachem de*nitrate apart from other nitrate removal products on the market is its porous, inorganic solid structure. This allows it to be used without the need for a special denitrifying filter or special culture feedings.
Each liter of Sachem de*nitrate treats up to 100 gallons, and it can be used in both marine and freshwater aquariums. For best results, it should be placed in an area of low water flow, such as in a canister filter, chemical filtration module, or box filter.
Once de*nitrate has been in use for several days, nitrate concentrations should start to fall and level off gradually at a concentration of about 4-5 mg/L nitrate.
- It is also helpful in controlling nitrite and ammonia
- It can be used in both marine and freshwater aquariums
- It is not cheap
2. Tetra EasyBalance Aquarium Water Conditioner
Tetra’s EasyBalance Aquarium Water Conditioner is a simple and easy way to help maintain a healthy aquarium. This easy-to-use formula helps regulate pH and alkalinity levels and reduces nitrates and phosphates. It also replenishes essential vitamins, minerals, and electrolytes for maximum aquarium health.
Best of all, regular use of the Tetra EasyBalance Aquarium Water Conditioner can reduce the need for water changes by up to six months. Simply add EasyBalance to your aquarium water every 30 days, and you’ll notice a difference in the quality of your water.
- Helps reduce phosphates
- The formula also replenishes essential vitamins, minerals, and electrolytes
- One teaspoon treats 5 gallons of aquarium water
- Only use with fresh water aquariums
3. DrTim’s Aquatics NP-Active Pearls
If you are looking for an all-natural solution to eliminating nitrates and phosphates from your aquarium or fish tank, look no further than DrTim’s Aquatics NP-Active Pearls Nitrate Remover. This 100% natural product is derived from polymer beads that act as a carbon source to promote beneficial bacteria growth and nitrate and phosphate removal. Unlike carbon dosing,
NP-Active Pearls are safe for all fish and corals and do not release any harmful chemicals or toxins into the water. These pearls should be placed in a fluidized reactor or similar device where they are kept in constant motion with sufficient water flow in order to achieve optimal results.
After just 4-6 weeks of use, you will notice a significant decrease in nitrates and phosphates, as well as an improvement in water clarity and overall water quality. Your fish and corals will thank you for providing them with a clean and healthy environment in which to thrive!
- It is an all-natural solution
- Remove nitrate and phosphate from aquarium water
- Safe for all fish and corals
- NP-Active Pearls can clump together
4. Kolar Labs Metabolix Bio-Pellets Nitrate
If you are looking for a way to reduce nitrates in your aquarium without the use of a sump, Kolar Labs Metabolix Bio-Pellets may be a good option for you. These pellets are made from pure PHA resin and are designed to dissolve slowly, leading to a reduction in nitrate and phosphate levels in your tank. Bio-pellets are a pure and natural carbon dosing approach to reducing nitrates and phosphates and can be used in both fresh and saltwater aquariums.
Left unchecked, elevated levels of nitrates and phosphates can cause extensive harm to fish, coral, and other aquarium life and increase tank maintenance and cleaning requirements. The PHA pearls in Kolar Labs Metabolix Bio-Pellets slowly dissolve over time, providing a steady and safe release of carbon into the water. This carbon is then used by bacteria to convert nitrates into harmless nitrogen gas, which leaves your aquarium water clearer and healthier.
- Reduces nitrates and phosphates
- Keeps aquariums clean and clear
- Safe for all freshwater and marine fish, invertebrates, plants, and pets
- It can be combined with other media in a fluidized reactor
- It May take some time to see the results
5. Brightwell Aquatics MicroBacter
If you are looking for a product that can help you reduce the levels of organic carbon, ammonia, nitrite, nitrate, and phosphate in your aquarium, then the Brightwell Aquatics MicroBacter7 Nitrate Remover is a great option to consider.
This product is world-renowned for its ability to improve water quality and clarity and encourage the growth of photosynthetic organisms. It is also effective at reducing hydrogen sulfide production and increasing dissolved oxygen concentration. The MicroBacter7 Nitrate Remover is easy to use and does not require refrigeration, although refrigeration will help to extend its shelf life.
- Provides a healthier aquarium substrate
- Encourages growth of photosynthetic organisms
- Reduces hydrogen sulfide production
- Increases dissolved oxygen concentration
- Improves water clarity
- May release toxins when used to kill organisms
6. Acurel LLC Nitrate Reducing Media Pad Aquarium
If you are a fish owner, you know that one of the key things to a happy and healthy fish is maintaining safe levels of nitrates. Nitrates will stress your fish and, over time, can shorten their life span. This is why Acurel’s nitrate-reducing media pads are so beneficial to have in your aquarium set-up.
These pads quickly reduce nitrates and promote beneficial bacteria colonies – creating a healthier aquatic environment for your fish. The thicker, more rigid design of these pads also performs better than other media pads on the market. They create a tighter fit, hold their shape longer, and decrease water pass-through – extending the life of the pad.
In addition to reducing nitrates, these pads also effectively remove all organic particles, foreign debris, and excess food and water from your aquarium. This helps to keep your water clean and clear and your fish healthy and happy.
- Quickly reduces and maintains safe levels of nitrates.
- Promotes beneficial bacteria colonies
- Effectively removes all organic particles
- It May is not as effective in removing ammonia
7. Natural Rapport Aquarium Water Conditioner
One of the great things about this water conditioner is that it is designed to be used every time you perform a water change. Simply add the conditioner to your new water prior to adding it to your tank. It instantly converts tap water and/or well water into fish-safe water. Overdosing may cause cloudiness.
Users of the Natural Rapport Aquarium Water Conditioner report excellent results, with many noting a dramatic improvement in their fish’s appearance after using the product. So if you’re looking for a good water conditioner to keep your fish healthy and happy, the Natural Rapport Aquarium Water Conditioner is a great option to consider.
- Instantly removes ammonia, nitrites, chlorine, and chloramines
- Detoxifies heavy metals
- Restores electrolytes and adds a protective slime coat
- Great for new aquariums and after water changes
- Overdosing the water conditioner may cause cloudiness
8. Fluval ClearMax Phosphate Remover
Fluval ClearMax Phosphate Remover is a science-grade resin designed to adsorb phosphate and nitrite. Removal of these compounds results in crystal clear water and reduces the maintenance of your aquarium. ClearMax is suitable for both freshwater and saltwater aquariums. It is recommended that you change the Fluval ClearMax Phosphate Remover monthly, as the exchange resins will no longer be effective after that point. When changing your filter media, do not replace all of it at the same time.
The Fluval ClearMax Phosphate Remover is the best bio filter media for freshwater aquariums to keep your water clean and clear and your fish healthy. Be sure to follow the directions carefully and change the media monthly for the best results.
- Adsorbs phosphate and nitrate
- Promotes crystal clear water
- Reduces maintenance
- Suitable for both freshwater and saltwater aquariums
- Must be replaced monthly
9. Kordon AmQuel- Ammonia Detoxifier for Aquarium
The Kordon AmQuel- Ammonia Detoxifier for Aquarium is a simple and effective way to remove nitrates from your aquarium water. This product is fast acting and will remove toxic pheromones from the water within five minutes. It is also safe for use around fish, aquatic invertebrates, and other aquatic life. This product is an easy and effective way to keep your aquarium water clean and safe for your fish and other aquatic life.
- Nontoxic to fish, aquatic invertebrates, and other aquatic life
- Fast acting within five minutes
- Simple to use
- Effective in removing toxic pheromones from the water
- It is a bit more expensive than some other products
10. MarinePure Sphere Bio-Filter Media
Nitrate is a common problem in aquariums. It is produced by the breakdown of fish waste and other organic matter and can quickly build up to levels that are harmful to your fish. Nitrate is also a major contributor to algae growth.
MarinePure Sphere Bio-Filter Media is a ceramic media that is designed to remove nitrate from your aquarium. It is extremely porous, with a large surface area, and has an open-flow design that allows water to flow through it easily. This media is ideal for use in wet/dry filters, sumps, or canister filters. One sphere has the same surface area as 1,350 plastic bio-balls, making it an extremely effective filter media.
If you are looking for a media that is effective at removing nitrate and preventing algae growth, MarinePure Sphere Bio-Filter Media is a great option.
- Excellent nitrate remover for both fresh and saltwater aquariums.
- Better water circulation and aerobic bacteria growth.
- It is more expensive than other products.
11. API AMMO-LOCK Freshwater and Saltwater Aquarium Ammonia Detoxifier
API’s AMMO-LOCK Freshwater and Saltwater Aquarium Ammonia Detoxifier is a product that can help to keep your aquarium water clean and ammonia-free. AMMO-LOCK works instantly to detoxify ammonia, chlorine, and chloramines in both fresh and saltwater aquariums. The product does not remove ammonia from the water but instead converts it into a non-toxic form. This can help to reduce stress on fish and prevent ammonia poisoning.
If your aquarium tests positive for ammonia, it is important to do a partial water change and then treat the water with AMMO-LOCK. For best results, follow the directions on the product label.
- Converts ammonia into a non-toxic form
- Works instantly
- Safe for both fresh and saltwater aquariums
- A partial water change is still recommended after using this product
12. TankFirst Complete Aquarium Water Conditioner
If you’re looking for a water conditioner that won’t leave behind a foul odor, the TankFirst Complete Aquarium Water Conditioner is a great choice. This conditioner uses a natural additive that is just as effective at removing chlorine and chloramines and detoxifying ammonia. The conditioner is also proven to be safe for use with all freshwater and saltwater fish species, including live corals and other invertebrates. The large 16.9-ounce bottle provides enough conditioner to treat 1,000 gallons of water, making it a great value for the money.
- Effective and does not have a foul odor
- Safe for all freshwater and saltwater species
- It May take some time to see the results
13. API NITRA-ZORB Aquarium Canister Filter Filtration
The API NITRA-ZORB Aquarium Canister Filter Filtration is a filtration media in a pouch format that works to remove harmful toxins, such as ammonia, nitrate, and nitrite, from freshwater aquariums. API NITRA-ZORB reduces the risk of fish loss when starting or maintaining an aquarium. API NITRA-ZORB can be reused after being recharged in a salt solution. When used as directed, this product can help to improve water quality and fish health in established aquariums.
- Helps establish new aquariums by controlling the levels of ammonia, nitrite, and nitrate
- It can be reused after being recharged in a salt solution
- Fits most canister filters on the market
- Water may turn dark when used
Ways To Remove Nitrate
Nitrate is a common problem in freshwater aquariums. It is often caused by overfeeding, overstocking, or poor filtration. Nitrate can also be introduced into the aquarium through the use of tap water or live plants. Nitrate is not harmful to fish at low levels, but it can become a problem if it builds up too high. High nitrate levels can cause stress, disease, and death in fish. There are a few ways to remove nitrate from your aquarium.
The best way to remove nitrate is through regular water changes. This will help to keep nitrate levels low and will also help to remove any other pollutants that may be present in the water. Water changes should be done on a weekly basis or more often if nitrate levels are high.
Plants are able to absorb nitrate from the water and use it as fertilizer. This means that having live plants in your aquarium can help to keep nitrate levels low.
There are many different types of live plants that you can choose from. Some of the most popular options include Java Fern, Anubias, and Hornwort. These plants are all very easy to care for and can thrive in a variety of different aquariums.
Livestock is a significant source of nitrate pollution. In fact, animal manure is responsible for approximately 80% of the nitrate pollution in groundwater.
One way to remove nitrate is to use a chemical filtration media. These products work by converting the nitrate into a less harmful compound.
What to Look For When Buying a Nitrate Remover for Freshwater
If you are looking for the best nitrate supplement, there are a few things you should keep in mind.
Filter Media or Water Conditioner?
There are two main types of nitrate removers: filter media and water conditioners. Filter media is typically a chemical media that is placed in your filter. As water flows through your filter, the media will help to remove nitrates from the water. Water conditioners, on the other hand, are typically liquids that are added to your aquarium water. These liquids help to bind with nitrates, making them easier to remove when you do a water change.
So, which should you choose? It really depends on your aquarium and your needs. If you have a small aquarium with low nitrate levels, a water conditioner may be all you need. If you have a larger aquarium or one with high nitrate levels, you may need to use both a water conditioner and filter media.
When choosing a nitrate remover, be sure to read the label carefully. Some products will remove nitrates, but they may also remove other important nutrients that your fish need. Also, be sure to follow the directions on the label carefully. Using too much nitrate remover can be just as harmful to your fish as having high nitrate levels!
Another important consideration is the safety of the product. Some nitrate removers use chemicals that can be harmful to your fish and other aquatic life. Look for products that are safe for both fresh and saltwater aquariums.
Ease of use
You also want to make sure that the nitrate remover you choose is easy to use. Some products require frequent water changes, while others can be used on a weekly basis. Be sure to read the instructions carefully to make sure you are using the product correctly.
When it comes to nitrate removers, you get what you pay for. Cheaper products may not be as effective, and more expensive products may last longer. Be sure to compare prices and find the best value for your money.
FAQs on Best Nitrate Remover for Freshwater Aquarium
Do Aquarium Filters Remove Nitrates?
Aquarium filters are designed to remove a variety of contaminants from the water, including nitrates. Nitrates are a common source of pollution in freshwater aquariums and can be harmful to fish and other aquatic life. While most filters will remove nitrates from the water, some may be better at it than others.
What Takes Nitrates Out of Aquarium?
Aquarium nitrates are removed by a number of methods, including water changes, media filtration, and denitrification.
What is The Fastest Way to Remove Nitrate From a Fish Tank?
One of the fastest ways to remove nitrate is to do a water change. This will remove some of the water that contains nitrate and replace it with fresh water. Another fast way to remove nitrate is to use a nitrate-removing filter media. This media will help to remove nitrate from the water as it passes through the filter.
How Long Can Fish Live With High Nitrates?
Fish can live in water with high nitrates for a short period of time, but the long-term effects are unknown. Nitrates are found in fertilizers and can run off into waterways. When fish are exposed to high levels of nitrates, they may experience a variety of health problems, including:
- Reduced growth
- Impaired reproduction
- Increased susceptibility to diseases
If you have an aquarium with freshwater fish, then you know that one of the most important things you can do to keep your fish healthy is to remove nitrates from the water. The best way to remove nitrates from your aquarium is to use a nitrate remover. There are many different kinds of nitrate removers on the market, so it’s important to choose one that’s right for your aquarium. Thanks for reading, and we hope this article was helpful. Please leave a comment below if you have any questions.