Harlequin rasbora
Trigonostigma heteromorpha
Photo: Stefan Maurer · CC BY-SA 2.0
- Adult size
- 4 cm2 in
- Group
- 6+
- Tank length
- 60 cm24 in
- Lifespan
- 3–6 yrs
- Temperature
- 23–28 °C73–82 °F
- pH
- 5.5–7.5
- Hardness
- 2–12 dGH
- Diet
- omnivore
Leave open water above planted margins for the group.Leave open water above planted margins for the group.
Tank sizes
Good tankmates
Avoid with
Convict cichlidAggression needs a different mixAggression needs a different mix
OscarOscar may eat Harlequin rasboraOscar may eat Harlequin rasbora
Common goldfishNo shared temperature rangeNo shared temperature range
Fancy goldfishNarrow shared temperature rangeNarrow shared temperature range
Pea pufferAggression needs a different mixAggression needs a different mix
Chinese algae eaterAggression needs a different mixAggression needs a different mix
Electric yellow labNarrow shared water hardness rangeNarrow shared water hardness range
Paradise fishAggression needs a different mixAggression needs a different mix
German blue ramNarrow shared temperature rangeNarrow shared temperature range
Iridescent sharkIridescent shark may eat Harlequin rasboraIridescent shark may eat Harlequin rasbora
Rosy barbNarrow shared temperature rangeNarrow shared temperature range
- Pictus catfish
Pictus catfish may eat Harlequin rasboraPictus catfish may eat Harlequin rasbora
Sources
| temperature | 23–28 | curated-v0 (needs expert review) · medium |
|---|---|---|
| ph | 5.5–7.5 | curated-v0 (needs expert review) · medium |
| gh | 2–12 | curated-v0 (needs expert review) · medium |
| origin | Asia or captive aquarium strains | curated-v0 (needs expert review) · low |
| notes | Leave open water above planted margins for the group. | curated-v0 (needs expert review) · medium |
| beginner friendly | true | curated-v0 (needs expert review) · medium |
| care level | easy | curated-v0 (needs expert review) · medium |
| color palette | #C44B35, #313C41 | curated-v0 (needs expert review) · low |
| activity | moderate | curated-v0 (needs expert review) · medium |
| swim zone | middle | curated-v0 (needs expert review) · medium |
| temperament | peaceful | curated-v0 (needs expert review) · medium |
| fin nipper | false | curated-v0 (needs expert review) · medium |
| long finned | false | curated-v0 (needs expert review) · medium |
| territorial | false | curated-v0 (needs expert review) · medium |
| schooling | true | curated-v0 (needs expert review) · medium |
| schooling min | 6 | curated-v0 (needs expert review) · medium |
| diet | omnivore | curated-v0 (needs expert review) · medium |
| lifespan years | 3–6 | curated-v0 (needs expert review) · low |
| growth to adult months | 12 | curated-v0 (needs expert review) · low |
| length weight | {"a":0.006,"b":3} | curated-v0 (needs expert review) · low |
| planted safe | true | curated-v0 (needs expert review) · medium |
| min tank length | 60 | curated-v0 (needs expert review) · medium |
| body shape | rasbora | curated-v0 (needs expert review) · medium |