Arowana Fish Tank Setup

Setting Up the Perfect Tank for Your Arowana Fish

Unlock the secrets to the ideal Arowana Fish Tank Setup with expert tips on tank size, filtration, water conditions, and more for your prized fish.

Arowana Fish Tank Setup: Did you know that Arowana fish can grow up to two inches per month within their first year? Originating from the tropical regions of South America, Asia, Australia, and Africa, these majestic fish are admired for their prehistoric appearance and cultural symbolism of health, luck, and prosperity.

Due to their sensitivity to nitrates, Arowana fish require experienced aquarists who can diligently perform regular water quality tests and partial water changes to keep nitrite levels near zero. These fish can reach an impressive three feet in adulthood, necessitating a spacious tank of at least 150 gallons equipped with a powerful filtration system. Power filters or external canister filters with high gallons per hour (GPH) ratings are essential to maintaining a healthy environment for the Arowana.

Arowana Fish Tank Setup : Key Takeaways

  • Arowana fish can grow up to two inches per month within their first year.
  • Originating from tropical regions, they symbolize health, luck, and prosperity in various cultures.
  • Regular water quality tests and partial changes are crucial for maintaining low nitrite levels.
  • A spacious tank of at least 150 gallons is essential for their growth and well-being.
  • Effective filtration systems, such as power filters or external canister filters, are necessary.

Choosing the Right Tank for Arowana Fish

Ensuring the correct tank size and dimensions is crucial for a healthy and happy Arowana. Thoughtful Arowana Tank Selection and understanding Arowana Habitat Requirements are key to providing a suitable environment for these magnificent creatures.

Arowana Tank Size Requirements

Arowanas can grow to impressive lengths and need ample swimming space. A tank of at least 150 gallons is necessary to accommodate their size and active behavior. Larger tanks are always better, resulting in a more comfortable and natural habitat.

Ideal Tank Shape and Dimensions

The tank’s footprint, specifically its length and width, is more important than height due to the Arowanas’ surface swimming tendencies. A tank that’s long and wide rather than tall is ideal. Also, ensure the tank has a tight-fitting hood to prevent these strong jumpers from leaping out of the water.

Proper tank placement is also vital. Avoid areas with direct sunlight, windows, or air conditioners as these could lead to temperature fluctuations or discomfort for the Arowana.

Tank Feature Recommendation
Minimum Size 150 gallons
Preferred Shape Long and Wide
Necessary Equipment Tightly Fitted Hood
Placement Considerations Avoid Direct Sunlight and HVAC Proximity

Careful consideration of Arowana Habitat Requirements will ensure your fish thrives in a well-suited environment, contributing to their overall health and longevity.

Essential Equipment for Arowana Tanks

Creating a thriving environment for your Arowana requires the right equipment to support their needs. Ensuring sufficient filtration, proper heating, and adequate lighting can greatly enhance your Arowana’s health and well-being.

Filtration Systems

Arowana tank filtration is paramount to maintaining water quality. High-capacity filters, such as power filters and external canisters, are ideal choices. These systems should be capable of processing the tank’s entire volume at least four times per hour. Effective filtration not only removes physical debris but also helps in the detoxification of harmful substances like ammonia and nitrites, promoting a stable aquatic environment.

Heaters and Thermometers

Stability in temperature is crucial for Arowanas. Heaters designed for Arowana tanks should provide 2.5–5 watts per gallon to achieve the desired temperature range of 72-82°F. Regular monitoring with reliable thermometers ensures that the temperature remains consistent, preventing stress and potential health issues. Addressing heater requirements for Arowana tanks contributes significantly to maintaining their overall well-being.

Lighting Options

Proper lighting not only showcases the Arowana’s natural beauty but also plays a role in their health. Full-spectrum lighting is recommended to simulate natural sunlight, supporting physiological processes and enhancing coloration. When considering Arowana lighting needs, using a combination of daylight and aquarium-specific lights can create a balanced and visually appealing environment for your fish.

Arowana Fish Tank Setup

When embarking on an Arowana aquarium setup, ensuring you have the proper equipment and arrangement is key. An Arowana tank requires substantial space, ideally placed in an area with easy access to fresh water for refills and an efficient system for waste water management. Successfully preparing an Arowana tank involves creating a stable environment, which includes thoroughly cycling the tank before introducing your fish.

Initial steps in any Arowana aquarium setup should include selecting the right tank size and shape. This ensures that your Arowana can thrive in a spacious and comfortable habitat. Equally important is having a sufficient filtration system to maintain water quality, as well as reliable heaters to keep the water within the optimal temperature range. Proper lighting will not only highlight the beauty of your Arowana but also contribute to a healthier environment.

When preparing an Arowana tank, attention to detail cannot be overstated. The tank must be securely fitted with a hood to prevent the notorious leaping behavior of Arowanas. Equipping your tank with stable water parameters is non-negotiable. It’s vital to regularly test and adjust water conditions, striving for minimal fluctuations. This diligence ensures your Arowana’s well-being and longevity.

To organize and summarize the critical components involved in preparing an Arowana tank, the following table offers a structured overview:

Component Description
Tank Size Minimum 150 gallons to accommodate growth and activity
Filtration System High-capacity filter operating at least four times the tank volume per hour
Heater Reliable heater maintaining 72-82°F
Lighting Full-spectrum lighting to enhance aesthetics and health
Hood Tight-fitting hood to prevent jumping
Water Parameters Consistent quality with regular monitoring and adjustments

Each aspect of the Arowana aquarium setup requires thorough planning and execution, ensuring your majestic fish thrives in its new home.

Water Parameters for Arowana Fish

Arowanas thrive in a carefully monitored aquatic environment, where maintaining precise Arowana Water Parameters is crucial to their health and well-being. Creating a stable environment requires particular attention to temperature, pH levels, and water hardness.

Temperature Range

To ensure the optimal health of your Arowana, it is essential to maintain a consistent temperature range between 72-82°F. Fluctuations in temperature can stress the fish, making them more susceptible to diseases. Therefore, selecting a reliable aquarium heater is vital to achieve and sustain the Ideal Arowana Temperature.

pH Levels

Maintaining the proper pH is another critical aspect of ensuring a comfortable habitat for Arowanas. The recommended Arowana pH Preferences lie between 6.0-7.0. Regularly test the water to ensure the pH levels stay within this range, as deviations can lead to stress or health issues.

Water Hardness

Water hardness can also influence the well-being of your Arowana. While Arowanas are somewhat adaptable, maintaining appropriate water hardness levels will contribute to their overall health. Additionally, adding freshwater salt at a specific gravity of 1.004 can benefit the fish’s gill health. Ensure any changes in the water hardness are gradual and do not exceed +/- 0.001 over 24 hours to prevent unnecessary stress.

Decorating Your Arowana Tank

Arowana Tank Decorations

Decorating a tank for Arowanas involves thoughtful consideration of both aesthetic appeal and the fish’s natural behavior. Effective Arowana Tank Decorations can create a visually stunning aquarium while providing vital benefits for your fish. Below, I delve into key decoration elements that ensure a balanced and enriching environment.

Plants and Substrates

When selecting plants for aquascaping for Arowanas, choose durable and robust varieties. Since Arowanas are surface swimmers, it’s important that submerged plants are firmly anchored to prevent uprooting. Consider the use of heavy substrates like gravel to secure plant roots:

  • Anubias and Java Fern
  • Cryptocoryne species
  • Wide-leafed floating plants such as Amazon Frogbit

Driftwood and Rocks

Incorporating driftwood and rocks into the aquascape plays a key role in providing hiding spots and naturalistic elements. Carefully positioning these items can enhance the overall look and offer a sense of security for your Arowanas. Here’s a comparative insight into suitable materials:

Decoration Type Benefits Considerations
Driftwood Offers shelter and natural tannins Ensure it’s aquarium-safe and pre-soaked
Rocks Sturdy hiding spots and visual depth Select smooth, non-toxic rocks

Applying these Arowana Tank Decorations and methods of aquascaping for Arowanas not only enhances the tank’s aesthetic but also supports the fish’s well-being. Ensuring all decorations are thoroughly rinsed before introduction will keep the environment safe and harmonious for your Arowanas.

Suitable Tank Mates for Arowana Fish

Arowanas, with their impressive size and majestic presence, can present challenges when attempting to create an Arowana Community Tank. Mature Arowanas are known for their solitary nature, often showing aggression or stress when housed with other fish.

If you are considering Arowana Tank Mates, it is crucial to choose species that will minimize conflict. Large, bottom-dwelling fish such as catfish or plecos are often the best companions. These species typically stay out of the Arowana’s way, occupying the lower parts of the tank and thus reducing territorial conflicts.

When deciding on suitable Arowana Tank Mates, it is essential to monitor the Arowana’s behavior closely. Individual Arowanas may have different tolerance levels towards other fish. Observing their interactions can give valuable insights into their compatibility with potential tank mates. Below, I have illustrated some compatible species and key compatibility factors in a table format for clarity.

Species Compatibility Level Notes
Large Catfish (e.g., Redtail Catfish) High Bottom-dwelling, minimal interaction with Arowana
Plecos (e.g., Common Pleco) High Non-territorial, robust and can withstand Arowana’s presence
Silver Dollars Moderate Schooling fish, should be in groups for safety
Oscars Low to Moderate Can coexist but may compete for territory, require close observation

Feeding and Nutrition for Arowanas

Arowanas are fascinating creatures with specific dietary needs that must be met to ensure their health and longevity. Feeding them correctly involves understanding and providing a balanced, nutrient-rich diet tailored to their carnivorous nature.

Dietary Requirements

To maintain a healthy Arowana Diet, it is essential to include live, frozen, or freeze-dried fish, insects, krill, worms, and shrimp. Supplementing their diet with floating pellets or sticks designed for surface feeders also contributes to their nutritional needs. Providing a varied diet not only supports their physical health but also encourages natural hunting behaviors, crucial for their well-being.

Feeding Schedule

Adhering to a consistent Arowana Feeding Tips schedule is key to the effective nutrition of these fish. Juvenile Arowanas require more frequent feedings, typically two to three times a day, due to their rapid growth needs. As they mature, the feeding frequency can be reduced to once daily, ensuring they receive the necessary nutrients without overfeeding. Monitoring their portion sizes and adjusting them as the fish grow is crucial to avoid obesity and related health issues.

Age Feeding Frequency Recommended Foods
Juvenile (Up to 1 year) 2-3 times daily Live or freeze-dried fish, insects, worms, shrimp, krill
Adult (1 year and older) Once daily Live or frozen fish, insects, krill, pellets, shrimp

By maintaining a balanced Arowana Diet and following appropriate Arowana Feeding Tips, you can ensure that your Arowana thrives, showcasing their natural beauty and vitality.

Maintenance and Cleaning of Arowana Tanks

Arowana Tank Maintenance

Maintaining the cleanliness of the aquarium is essential for the health and longevity of your Arowana. Regular partial water changes are a fundamental part of Arowana Tank Maintenance, ensuring nitrate levels are kept under control and beneficial bacteria levels remain stable. Consistently performing these tasks helps in mitigating risks associated with water quality degradation.

Monthly deep cleaning is a necessary component of effective Arowana Tank Maintenance practices. This process should include rinsing and scrubbing tank accessories, such as decorations and filtration components, to remove debris and potential harmful substances. Inspecting and cleaning the filtration system ensures it continues to operate efficiently, preventing the buildup of contaminants.

It is important to vacuum the substrate during these cleanings to eliminate detritus and waste that could affect water quality. When replenishing water, always use dechlorinated water at a temperature similar to the tank to avoid shocking the Arowana. This step is crucial in maintaining a stable environment and facilitates the overall Cleaning Arowana Aquarium process.

Employing dedicated aquarium-safe products is vital since Arowanas are sensitive to harsh chemicals. These products are designed to clean efficiently without disrupting the delicate balance of the aquarium environment. Consistent and careful maintenance routines contribute significantly to the well-being of your Arowana.

Task Frequency Reason
Partial Water Changes Weekly Maintain nitrate levels and beneficial bacteria
Deep Cleaning Monthly Remove debris and ensure efficient filtration
Substrate Vacuuming Monthly Eliminate waste and detritus

Health Monitoring and Disease Prevention

Effective Arowana Health Care necessitates regular observation of your fish for any signs of abnormal behavior or illness. Ensuring stable water parameters, providing adequate nutrition, and maintaining a clean environment are crucial elements in preventing Arowana diseases.

  • Daily observation for signs such as lethargy, loss of appetite, or unusual swimming patterns.
  • Weekly checks of water quality, focusing on parameters like ammonia, nitrites, and nitrates.
  • Monthly inspections of the tank equipment to ensure filters and heaters are functioning optimally.

Consistent care and vigilance are key to preventing Arowana diseases and ensuring the longevity of these magnificent fish. By prioritizing Arowana Health Care, one can create a supportive habitat that fosters their well-being and vitality.

Breeding Arowana Fish

Breeding Arowana fish requires meticulous attention to creating ideal conditions that enable successful spawning and the healthy development of fry. Throughout the process, maintaining strict water quality, temperature, and a conducive environment is paramount.

Spawning Conditions

Success in Arowana Breeding hinges on replicating their natural habitat as closely as possible. This involves ensuring optimal water parameters, such as a temperature of around 82°F and a pH level between 6.5 and 7.0. Additionally, the breeding tank should be spacious enough to accommodate the adult fish’s size and provide ample swimming room.

Raising Fry

Caring for Arowana fry demands a dedicated approach, as they are particularly vulnerable during their early stages. Adhering to Arowana Spawning Guidelines, fry should be housed in a separate tank with pristine water conditions and an appropriate diet, such as freshly hatched brine shrimp or finely chopped worms. Monitoring the water’s quality and temperature is crucial to ensure their healthy growth and survival.

Due to the endangered status of some Arowana species, responsible breeding practices entail understanding and following legal regulations. This ensures the sustainability and preservation of these majestic fish for future generations.


Setting up and maintaining an Arowana tank is no small feat. It demands a great deal of dedication and meticulous planning to meet the unique requirements of these magnificent fish. From ensuring ample space for their extensive growth and active swimming behavior to securing optimal water conditions and a balanced diet, every aspect contributes to creating a successful Arowana aquarium. The journey from tank setup to daily care and regular maintenance can be challenging yet immensely rewarding.

A thriving Arowana habitat hinges on several key factors: consistent monitoring of water parameters, a well-planned diet tailored to their carnivorous needs, and an environment that minimizes stress and promotes their natural behaviors. By adhering to these guidelines, aquarists can craft a supportive and flourishing ecosystem where their Arowanas can truly thrive. Establishing such an environment reflects not only the grandeur of the Arowana but also underscores a commitment to responsible and informed fishkeeping.

In conclusion, the successful creation of an Arowana aquarium is more than a display of aquatic excellence—it’s a testament to the aquarist’s devotion and expertise. By embracing the comprehensive care guidelines detailed in this article, one can ensure that these ancient and respected species continue to captivate and thrive under careful stewardship. A thriving Arowana habitat is within reach for those willing to invest the time and effort into understanding and meeting the intricate needs of these extraordinary fish.


What are the key considerations for setting up an Arowana fish tank?

Setting up an Arowana fish tank involves ensuring a spacious tank of at least 150 gallons, robust filtration systems, and maintaining stable water parameters. Decorations and proper placement of the tank are also crucial to cater to the Arowana’s swimming habits and leaping ability.

What are the difficulty levels and lifespan of Arowana fish?

Arowana fish are intermediate to advanced level species, requiring experienced aquarists to manage their care. With proper care, Arowanas can live over 20 years, making them a long-term commitment.

What is the ideal tank size and shape for an Arowana fish?

The ideal tank size for an Arowana is at least 150 gallons, with length and width prioritized over height to accommodate their surface swimming behavior. A large footprint is important to provide ample swimming space.

What type of filtration system is best for Arowana tanks?

High-capacity filters like power filters or external canister filters are preferred for Arowana tanks due to their efficiency in processing large volumes of water and maintaining water quality. The recommended filtration rate is at least four times the tank volume per hour.

How should I maintain the water temperature and pH levels for Arowanas?

Arowanas require a consistent temperature range between 72-82°F and a pH level of 6.0-7.0. Heaters should provide 2.5–5 watts per gallon, and regular monitoring with thermometers and pH test kits is essential.

What types of tank decorations are suitable for Arowanas?

Suitable decorations for Arowana tanks include anchored plants, driftwood, and rocks. Ensure that decorations do not overcrowd the tank and provide sufficient hiding spaces without compromising swimming areas. Rinse all items thoroughly before adding them to the tank.

What are the most suitable tank mates for Arowanas?

Suitable tank mates for Arowanas include large, bottom-dwelling species such as large catfish or plecos. These fish do not invade the Arowana’s preferred upper tank territory and can coexist without causing stress or aggression.

What is the best diet for Arowana fish?

Arowanas are strictly carnivorous and require a diet of live, frozen, or freeze-dried fish, insects, krill, worms, shrimp, and floating pellets or sticks. Feeding juveniles frequently and regulating adult feeding schedules is crucial for their health.

How often should I perform maintenance and cleaning on an Arowana tank?

Regular maintenance, including partial water changes, should be performed to manage nitrate levels. Monthly full cleanings involve rinsing tank accessories, inspecting filtration systems, vacuuming the substrate, and replenishing with dechlorinated water at a matching temperature.

What measures should be taken to prevent diseases in Arowana fish?

Preventing diseases in Arowanas involves maintaining stable water parameters, providing adequate nutrition, reducing stress, and ensuring a clean environment. Regularly observe the fish for abnormal behavior or signs of illness and address any concerns promptly.

What are the requirements for breeding Arowanas?

Breeding Arowanas requires precise spawning conditions, with controlled water quality and temperature. Fry care includes specialized feeding and appropriate water conditions. Legal considerations and adherence to conservation regulations may also be necessary due to the Arowana’s endangered status.


Asian arowana

Ornamental Aquatic Trade Association (OATA)

Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES)