Harlequin Rasbora (Duncker, 1904)
| Scientific Name | Rasbora heteromorpha, Trigonostigma heteromorpha |
| Diet | Omnivore: bloodworms, tubifex, brine shrimp; prepared flake, pellets. |
| Alt Common Name | |
| Family | Characidae |
| Origin | Asia: Sumatra, Thailand |
| Aquarist Level | Beginner |
| Community Aquarium Safe | Yes |
| Coloration | Orange-pink body with a dark triangle covering the rear half of the body. |
| Disposition | Peaceful |
| Hardiness | Moderate |
| Compatibility | Compatible with Angelfish, Brackish Water Fish, Catfish (small), Danios, Discus, Gouramis, Livebearers, Loaches, Minnows, Plecos, Rainbowfish, Tetras. |
| Mature Size | 2 inches |
| Minimum Recommended Aquarium Size | 25 gallons |
| Sexual Dimorphism | Dark triangle wider in males. |