Freshwater
Harlequin rasbora
Trigonostigma heteromorpha
Danionidae, Rasborinae
Facts
Characteristics
- Length
- Up to 5 cm
- Body shape
- Deep-bodied
Care
- Group
- At least 6 together
- Smallest aquarium
- 31 liters
- Diet
- Missing
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Behavior
- Temperament
- Peaceful
- Swims
- Missing
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Water values
Smallest tank
31 liters36 × 24 × 36 cm · For 6 fish
Worked out from its length, as we don’t yet know what size tank it should have. Do you? Sign up and tell us in the app.
Try other measures in the appNative
Lives wild in Indonesia, Malaysia, and Singapore.
Videos
Betta and Trigonostigma heteromorpha "Harlequin rasbora" in Nee Soon Freshwater swamp 2/2
DiscoveryPlanetAug 1, 2021
Cryptocoryne griffithii and Trigonostigma heteromorpha in Bintan island -DIscoveryPlanet-
DiscoveryPlanetApr 23, 2016
Cryptocoryne yurithiae and Trigonostigma heteromorpha in Lingga island
DiscoveryPlanetApr 8, 2016
Cryptocoryne griffithii and Trigonostigma heteromorpha -DIscoveryPlanet-
DiscoveryPlanetSep 2, 2013
Tank mates
More about the species
About the species
Inhabits forest streams. Found in primary peat swamps in larger than 100 fish. Feeds on worms, crustaceans and insects. Eggs spawned at the underside of broad leaves and similar structures. Aquarium keeping: in groups of 5 or more individuals; minimum aquarium size 60 cm. Previously known as "Rasbora" but revised as separated genus by Kottelat & Witte (1999).
Source: FishBase
Other names
Other scientific names
- Rasbora heteramorpha
- Rasbora heteromorpa
- Rasbora heteromorpha
In other languages
- Kileflekkrasbora
- Kilfläcksrasbora
- Kilepletbarbe
- Kiilakylki
- Harlequin, Harlequin fish, Red rasbora
Articles
All articles
How many fish can I keep?4 min read
Why "one cm of fish per liter" falls short, and what adult size, schools, territory and swimming zones mean for how many fish a tank can hold.
Velvet and dropsy4 min read
Velvet is a fast-moving parasite. Dropsy is a sign that something is seriously wrong inside the fish. How to recognize them, and what you can do.
How to set up an Asian aquarium5 min read
Two aquariums from Southeast Asia: calm forest streams and peat swamps with soft, brown water, and fast mountain streams with cool, oxygen-rich water.
How to add new fish4 min read
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.