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Grows larger than most commonly available Gourami's. Also known as the Moonbeam Gourami. Prefers a well planted tank. Adult males develop a pastel hue to their body. They can sometimes be territorial to other male gourami's, so in a smaller tank it's recommended to keep a single male. 

The Moonlight gourami is native to Vietnam, Thailand, and Cambodia.

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Features of Moonlight Gourami:

  • Silver base body with a pastel greenish blue hue to the body
  • Ventral fins boast long filaments 
  • Males pelvic fins are red while females pelvic fins are yellow or colorless
  • They have an additional organ which they use to take in oxygen from the waters surface
  • They swim in the top and middle levels of the tank 
  • Grows to 15cm

The Best Aquarium Size for Moonlight Gourami's:

The minimum tank size for Moonlight gourami's is 75L. They grow larger than other gourami's. You’ll likely need much larger tanks if you’re planning on introducing some tank mates. They will spend most of their time in the top to middle layer of the water column.

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Tank Mate Compatibility:

The most ideal tank mates for the Moonlight Gourami's would be fish that dwell near the bottom of the tank, or are peaceful species of similar size that are not prone to fin nipping. They are generally a peaceful and timid species and can be kept in pairs or a community.

Great tank mates include:



Moonlight Gourami's will accept all types of live, frozen, and dry foods. Feed flakes, and pellets, as well as frozen and live foods such as bloodworms, mosquito larvae, brine shrimp, and daphnia.

Check out our extensive range of aquarium fish foods.

Moonlight Gourami Tank Setup:

Aquarium Filtration for Moonlight Gourami's

filtration system is necessary for removal of waste and debris. Moonlight Gourami's do not like fast or strong water flow. In the wild, they are found in slow-moving water with dense vegetation. Opt for an aquarium filter suitable for your fish tank size that cleans effectively, but offers the ability to reduce flow. If water current is to strong, use sturdy aquarium plants and ornaments to create areas of reduced water current for refuge.

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Aquarium Lighting for Moonlight Gourami's

Ensure the lighting is subdued. Light is necessary for the photosynthesis required for the health and growth of all aquarium plants. LED aquarium lighting with dimmable functions enable to you set the appropriate lighting

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Aquarium Heater for Moonlight Gourami's

This fish enjoy temperatures between 26 - 30° C. If you are unable to maintain this temperature naturally, use an aquarium heater. Aquarium heaters also stabilize water temperatures.  A thermometer is recommended to monitor the water temperature.

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Aquarium Plants for Moonlight Gourami's

Moonlight Gourami's prefer a planted aquarium to swim in and around the foliage, as well as floating plants that subdue intense lightingThis species particularly enjoy densely planted aquariums to hide and provide shelter.

 Interested in live plants for your aquarium? View our range of live aquarium plants here.

Aquarium Decorations for Moonlight Gourami's

Ensure there is structure for your Gourami's to hide and rest around that breaks up water flow. Rock and driftwood mimic natural environments, while resin ornaments add character and design to an aquarium. We recommend mimicking the Moonlight Gourami's natural habitat as best you can to reduce stress. 

View our large range of aquarium decorations here.

Aquarium Substrate for Moonlight Gourami's

Use sand or a dark, fine gravel for the tank’s substrate. A darker substrate enhances their colour beautifully. If keeping a planted aquarium, consider the use of nutrient rich substrates such as aqua-soils.

A variety of Substrates are available at Coburg Aquarium. 

Additional Information

Fish Keeping Snapshot :

Preferred Water Parameters :

Aquarium Set-up Service:

Our design team enables us to create the tank you desire, install your tank where you wish to and provide a maintenance service to ensure everything runs smoothly. We can create almost any aquarium from the small home aquarium to large commercial aquariums. Please contact us for custom tank services.