Trigonostigma
Trigonostigma is a genus of small freshwater ray-finned fishes belonging to the family Danionidae. The fishes in this genus are found in Southeast Asia. These social, colorful freshwater fish are often kept in aquariums.
Species
There are currently five recognized species in this genus:| Species | Common name | Image |
| Trigonostigma espei | Espei rasbora | |
| Trigonostigma hengeli | Glowlight rasbora | |
| Trigonostigma heteromorpha | Harlequin rasbora | |
| Trigonostigma somphongsi | Somphong's rasbora | |
| Trigonostigma truncata |