Can Angelfish Live in a Tank With Gouramis?


Yes, angelfish can live in a tank with gouramis, but it depends on the specific tank setup and the temperament of the individual fish species. Angelfish and gouramis both belong to the same family, Cichlidae and can often coexist peacefully if the tank is spacious enough and has plenty of hiding spots and territories.

However, some angelfish may become aggressive towards gouramis, especially during breeding or if the tank is overcrowded. It is essential to monitor the behavior of the fish and make adjustments as necessary to ensure a harmonious cohabitation.

Understanding The Behavior Of Angelfish And Gouramis

Angelfish and gouramis are both beautiful and popular freshwater fish that many aquarium hobbyists enjoy keeping. Before deciding to house these two species together in the same tank, it is important to have a good understanding of their behavior and temperament.

By considering their characteristics and compatibility factors, you can create a harmonious aquatic environment for your fish.

Characteristics And Temperament Of Angelfish

Angelfish, also known as pterophyllum scalare, possess unique features and behaviors that make them fascinating to observe. Here are some key points to know about angelfish:

  • Size: Angelfish can grow up to 6 inches in height, making them quite large for community tanks.
  • Shape: Their triangular body shape and long, flowing fins give them an elegant appearance.
  • Peaceful demeanor: Angelfish are generally peaceful, but they can become aggressive if they feel threatened or overcrowded.
  • Hierarchical behavior: Angelfish establish a pecking order within their group, which can lead to aggression towards unfamiliar tank mates.
  • Vertical swimming: Angelfish have a unique swimming style, often seen gliding vertically in a tank.

Characteristics And Temperament Of Gouramis

Gouramis, belonging to the osphronemidae family, are known for their vibrant colors and distinctive behaviors. Here’s what you need to know about gouramis:

  • Size and shape: Gouramis vary in size, with some species reaching up to 6 inches. They have an elongated body shape with colorful fins.
  • Peaceful nature: Gouramis are generally peaceful, making them suitable for community tanks.
  • Labyrinth organ: Gouramis possess a labyrinth organ, allowing them to breathe atmospheric air. This adaptation enables them to survive in low-oxygen environments.
  • Bubble nest builders: Male gouramis build bubble nests on the water’s surface to protect their eggs.
  • Color-changing ability: Gouramis can change their coloration depending on their mood or to display dominance.

Compatibility Factors To Consider

While both angelfish and gouramis can peacefully coexist in the same tank under the right conditions, it is crucial to consider various compatibility factors. Here are some points to consider:

  • Tank size: Both angelfish and gouramis require ample swimming space. It is recommended to provide at least a 30-gallon tank to accommodate their needs.
  • Tank mates: Careful selection of tank mates is essential to maintain a harmonious environment. Avoid housing aggressive or fin-nipping species with angelfish and gouramis.
  • Similar temperament: Choosing fish with similar temperaments can reduce the likelihood of conflicts. Peaceful community fish like tetras, rasboras, or corydoras can be good tank mates.
  • Gender ratio: Maintaining a balanced gender ratio can minimize aggression. For angelfish, it is ideal to keep them in pairs or groups of six or more to spread aggression.
  • Territory and hiding spots: Providing ample hiding spots and territories can help reduce stress and potential aggression between angelfish and gouramis.

Understanding the behavior and temperament of angelfish and gouramis is crucial in creating a peaceful and compatible tank environment. By considering their characteristics and compatibility factors, you can ensure the well-being of your aquatic companions and enjoy their vibrant beauty in harmony.

Recommended Tank Setup

Tank Size Requirements For Angelfish:

Angelfish are beautiful and graceful freshwater fish that require adequate space to thrive in a tank. Here are the key points to keep in mind when considering the tank size for angelfish:

  • Angelfish grow to be quite large, reaching up to 6 inches in height and 8 inches in length. Therefore, they need a tank with sufficient space to accommodate their size and swimming habits.
  • It is recommended to have a tank size of at least 20 gallons for a single angelfish. However, if you plan on keeping a pair or a small group of angelfish, a larger tank is required. A tank size of 30 gallons or more is recommended for a small group of angelfish.
  • The height of the tank is crucial, as angelfish have long and flowing fins. A taller tank will allow them to swim freely and prevent their fins from getting damaged.
  • Angelfish are territorial and may exhibit aggressive behavior, especially during breeding. A larger tank will provide adequate space for them to establish territories and reduce potential conflicts.

Tank Size Requirements For Gouramis:

Gouramis, like angelfish, are popular freshwater fish known for their vibrant colors and unique personalities. When it comes to the tank size for gouramis, consider the following points:

  • Gouramis vary in size depending on the species, but on average, they reach around 3 to 6 inches in length. Therefore, they require a tank that can accommodate their size and provide enough swimming space.
  • A 20-gallon tank is generally suitable for a single gourami. However, larger species or a group of gouramis will need a larger tank to ensure their well-being and minimize territorial disputes.
  • Similar to angelfish, gouramis also appreciate the height of the tank. Their long and flowing fins are prone to damage if the tank is too shallow. A taller tank will allow them to showcase their beautiful fins without any hindrance.
  • Providing ample hiding spots for gouramis is important. They are often shy and prefer secured areas to retreat to when feeling stressed or threatened. Adding live plants, rocks, and driftwood will create a comfortable environment for them.

Considerations for tank decoration and hiding spots:

  • To create a harmonious environment for both angelfish and gouramis, it is important to provide suitable tank decor and hiding spots.
  • Adding live plants not only enhances the aesthetics of the tank but also provides hiding spots and improves water quality. Some examples of suitable plants include java fern, amazon sword, and anubias.
  • Rocks and driftwood can be used to create caves and crevices for the fish to explore and hide in. This helps to mimic their natural habitat and adds variety to the tank’s landscape.
  • Ensure that the tank has enough open swimming space, as well as areas where the fish can retreat and establish their territories.
  • Maintaining a balanced environment with appropriate water parameters, regular tank maintenance, and a healthy diet will promote the well-being of both angelfish and gouramis.

Remember, providing adequate tank size, proper decoration, and hiding spots promotes the overall health and happiness of both angelfish and gouramis in a shared tank.

Key Factors For Successful Coexistence

Water Parameters That Suit Both Angelfish And Gouramis

Angelfish and gouramis are both freshwater fish species that require specific water parameters for a healthy and thriving environment. Here are the key factors to consider when cohabitating these two species:

  • Temperature: Both angelfish and gouramis prefer a tropical temperature range of 75-82°f (24-28°c). Keeping the water within this range will ensure their comfort and well-being.
  • Ph level: Aim for a slightly acidic to neutral ph level between 6.5-7.5 for angelfish and gouramis. Maintaining the proper ph balance is crucial for their overall health.
  • Water hardness: Moderate water hardness around 4-10 dh (degree of hardness) is suitable for both angelfish and gouramis. Consistency in water hardness helps prevent stress and promotes optimal growth.
  • Filtration and circulation: Adequate filtration and water circulation are essential for maintaining optimum water quality. Consider using a high-quality filter and installing a gentle water flow to mimic their natural habitat.

Feeding Considerations For Both Species

Proper nutrition is vital for the well-being of angelfish and gouramis. Here’s what you need to know about feeding these two species:

  • High-quality pellets or flakes: Both angelfish and gouramis thrive on a well-balanced diet consisting of high-quality pellets or flakes. Look for options specifically formulated for their nutritional needs.
  • Variety is key: In addition to pellets or flakes, it’s important to offer a variety of foods. Include live or frozen options such as brine shrimp, bloodworms, or daphnia to provide essential nutrients and enrichment.
  • Frequency: Feed adult angelfish and gouramis 1-2 times a day, offering an amount they can consume within a few minutes. Avoid overfeeding, as it can lead to health issues and compromised water quality.
  • Monitor eating habits: Keep an eye on the eating habits of both species. If you notice any decrease in appetite or unusual behavior, it may indicate underlying health concerns that need attention.
  • Avoid overcrowding: Ensure that each fish has enough space to feed without competition or stress. Overcrowding can lead to aggressive behavior and malnutrition.

Balancing Aggression And Establishing Territories

Angelfish and gouramis have specific territorial behaviors, so it’s crucial to balance aggression and establish territories to ensure their well-being. Here are some key considerations:

  • Tank size and layout: Provide a spacious tank with plenty of hiding spots and visual barriers, such as rocks, plants, or driftwood. This allows each fish to claim its territory and reduces the likelihood of aggressive interactions.
  • Compatibility: Choose angelfish and gouramis with compatible temperament and size. Mixing aggressive species may lead to constant conflicts.
  • Introduce simultaneously: When adding both angelfish and gouramis to the tank, introduce them at the same time. This helps prevent territorial disputes that may arise if one fish is already established.
  • Observing behavior: Monitor the behavior of each fish closely. Mild aggression is normal while establishing territories, but constant aggression or visible stress indicates an issue that needs attention.
  • Providing adequate space: Ensure each fish has enough space to establish and defend their territory. Overcrowding can lead to heightened aggression and increased stress levels.

By maintaining suitable water parameters, providing a balanced diet, and carefully managing aggression and territories, angelfish and gouramis can coexist harmoniously in the same tank. Remember to always observe their behavior closely and make any necessary adjustments to ensure their well-being.

Potential Issues And Troubleshooting

Identifying Signs Of Aggression Or Compatibility Issues

Observing the behavior of your angelfish and gouramis is essential in determining whether they can peacefully coexist or if there are potential compatibility issues. Look out for these signs of aggression or problems:

  • Aggressive chasing or nipping: If you observe the angelfish chasing and nipping at the gouramis or vice versa, this is a clear sign of aggression.
  • Territorial behavior: Dominant angelfish or gouramis may display territorial behavior by claiming certain areas of the tank and guarding them aggressively.
  • Fin nipping: Physical harm can occur when angelfish or gouramis nip at each other’s fins. Watch out for torn or damaged fins.

Measures To Mitigate Aggression And Conflict

To promote harmony between angelfish and gouramis in a shared tank, you can take certain measures to mitigate aggression and conflict. Consider the following steps:

  • Provide ample hiding spots: Adding plants, rock formations, or caves can provide hiding spots and help establish territories for both species. This can reduce aggression.
  • Optimal tank size: Ensure you have a spacious tank to provide enough swimming space for both angelfish and gouramis. Crowded tanks can lead to territorial disputes.
  • Adjust lighting: Bright lighting can sometimes increase aggression. Consider using subdued lighting or floating plants to create shaded areas within the tank.
  • Keep a balanced ratio: Maintain a balanced ratio between angelfish and gouramis to prevent one species from dominating the tank. Balance is key for peaceful coexistence.

Making Adjustments To Tank Setup If Needed

If aggression or compatibility issues persist despite your mitigation efforts, it may be necessary to make adjustments to the tank setup. Here are a few possible adjustments:

  • Rearranging tank decor: Rearranging the tank decor can help disrupt established territories, reducing aggression and allowing both angelfish and gouramis to find new spaces.
  • Separating aggressive individuals: If a particular angelfish or gourami is consistently aggressive, you may need to separate it from the tank temporarily or permanently.
  • Provide hiding places for weaker individuals: If you notice one species being relentlessly targeted, consider providing additional hiding spots to give the weaker individuals a chance to escape aggression.

Remember, each tank and group of fish are unique, so it may take some trial and error to find the right setup that promotes peaceful coexistence between angelfish and gouramis. Patience and careful observation are key to a successful tank arrangement.

Frequently Asked Questions For Can Angelfish Live In A Tank With Gouramis?

Can Angelfish And Gouramis Coexist In The Same Tank?

Yes, angelfish and gouramis can live together peacefully if certain conditions are met.

Are Angelfish Aggressive Towards Gouramis?

Angelfish are generally peaceful fish and rarely show aggression towards gouramis in a proper setup.

What Tank Size Is Suitable For Angelfish And Gouramis?

A tank of at least 30 gallons is recommended to provide ample space for both species to roam comfortably.

What Are Compatible Tankmates For Angelfish And Gouramis?

Compatible tankmates for angelfish and gouramis include peaceful community fish like tetras, corydoras, and swordtails.

How Can I Create A Peaceful Environment For Both Species?

To create a peaceful environment, provide plenty of hiding spots, use appropriate tank decorations, and maintain good water quality.


So, can angelfish and gouramis live together in the same tank? It turns out that while it is possible for these two species to coexist peacefully, there are important considerations to keep in mind. Firstly, it is crucial to ensure that both species have enough space to establish territories and swim freely.

Secondly, carefully monitor their compatibility by observing their behavior and interactions. Adding plants and hiding spots can help create a more natural environment and reduce aggression. Lastly, maintaining proper water conditions, such as temperature and ph levels, is vital for the well-being of both angelfish and gouramis.

By following these guidelines and providing a suitable environment, you can increase the chances of a harmonious tank that allows these two beautiful fish to thrive together. Happy fish keeping!


Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top