Ramu rainbowfish
Glossolepis ramuensis
- Tank length
- 42 cm17 in
- Group
- 6+
- Temperature
- 24–30 °C75–86 °F
- pH
- 7–7.8
- Adult size
- 7 cm3 in
- Lifespan
- 4–7 yrs
Active schooling rainbowfish; keep six or more with females present so males colour up, and leave open swimming space.Active schooling rainbowfish; keep six or more with females present so males colour up, and leave open swimming space.
Tank sizes
Good tankmates
Avoid with
- Brilliant rasbora
No shared pH rangeNo shared pH range
Lambchop rasboraNo shared pH rangeNo shared pH range
- African pike
African pike may eat Ramu rainbowfishAfrican pike may eat Ramu rainbowfish
- Alligator gar
Alligator gar may eat Ramu rainbowfishAlligator gar may eat Ramu rainbowfish
- Altum angelfish
No shared pH rangeNo shared pH range
- Amazon leaffish
No shared pH rangeNo shared pH range
- Antenna ray
Antenna ray may eat Ramu rainbowfishAntenna ray may eat Ramu rainbowfish
- Arapaima
Arapaima may eat Ramu rainbowfishArapaima may eat Ramu rainbowfish
- Asian arowana
Asian arowana may eat Ramu rainbowfishAsian arowana may eat Ramu rainbowfish
- Atahualpa dwarf cichlid
No shared pH rangeNo shared pH range
- Australian pearl arowana
Australian pearl arowana may eat Ramu rainbowfishAustralian pearl arowana may eat Ramu rainbowfish
- Barred bichir
Barred bichir may eat Ramu rainbowfishBarred bichir may eat Ramu rainbowfish
Data used by the planner
| Temperature | 24–30 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · low confidence |
|---|---|---|
| pH | 7–7.8 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · low confidence |
| Hardness (dGH) | 5–15 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence |
| Origin | Ramu River basin, Papua New Guinea | curated-v0 (needs expert review) · low confidence |
| Beginner friendly | Yes | curated-v0 (needs expert review) · medium confidence |
| Care level | easy | curated-v0 (needs expert review) · medium confidence |
| Activity | active | curated-v0 (needs expert review) · medium confidence |
| Swimming level | middle | curated-v0 (needs expert review) · medium confidence |
| Temperament | peaceful | curated-v0 (needs expert review) · medium confidence |
| Nips fins | No | curated-v0 (needs expert review) · medium confidence |
| Long fins | No | curated-v0 (needs expert review) · medium confidence |
| Territorial | No | curated-v0 (needs expert review) · medium confidence |
| Lives in groups | Yes | curated-v0 (needs expert review) · medium confidence |
| Minimum group | 6 | curated-v0 (needs expert review) · medium confidence |
| Diet | omnivore | curated-v0 (needs expert review) · medium confidence |
| Lifespan (years) | 4–7 | curated-v0 (needs expert review) · low confidence |
| Months to adult size | 9 | curated-v0 (needs expert review) · low confidence |
| Safe with plants | Yes | curated-v0 (needs expert review) · medium confidence |