Harlequin Rasbora
Moderatefreshwater
Overview
The harlequin rasbora is a small fish in the family Cyprinidae.
Water Parameters
| Parameter | Value |
|---|---|
| Temperature | 22–27°C (72–81°F) |
| pH | 5.5–7.0 |
| Adult Size | 4.5 cm (1.8 in) |
| Min Tank | 10 gallons |
| Lifespan | 5–8 years |
Tank Setup
Feeding
Omnivore — micro pellets, flake food, daphnia
Compatibility
Breeding
Image credit: Wikimedia Commons — licensed CC BY-SA 4.0.
Taxonomic data: *Trigonostigma heteromorpha (Duncker, 1904) * — GBIF (2026). Wikipedia summary: Harlequin Rasbora — CC BY-SA 4.0.
Care parameters cross-referenced with Seriously Fish.
Quick facts & gear
- Min tank size
- 10 gallons
- Temperature
- 22–27°C (72–81°F)
- pH range
- 5.5–7.0
- Adult size
- 4.5 cm (1.8 in)
- Lifespan
- 5–8 years
- Origin
- Member of family Cyprinidae, order Cypriniformes. See species profile for distribution details.
- Diet
- Omnivore —micro pelletsflake fooddaphnia