Giant gourami
Osphronemus goramy
- Tank length
- 300 cmabout 10 ft (118 in)
- Start with
- 1
- Temperature
- 20–30 °C68–86 °F
- pH
- 6.5–8
- Adult size
- 45 cm18 in
- Lifespan
- 15–20 yrs
Starts as a cute juvenile but becomes a huge, long-lived plant-eating fish; plan for a very large tank before buying.Starts as a cute juvenile but becomes a huge, long-lived plant-eating fish; plan for a very large tank before buying.
Tank sizes
Good tankmates
Avoid with
- Arapaima
Arapaima may eat Giant gouramiArapaima may eat Giant gourami
- Atahualpa dwarf cichlid
No shared pH rangeNo shared pH range
- Elizabeth's dwarf cichlid
No shared pH rangeNo shared pH range
- Olga cory
No shared pH rangeNo shared pH range
- Panda dwarf cichlid
No shared pH rangeNo shared pH range
- Paroon shark
Paroon shark may eat Giant gouramiParoon shark may eat Giant gourami
- Piraiba
Piraiba may eat Giant gouramiPiraiba may eat Giant gourami
- Redline rasbora
No shared pH rangeNo shared pH range
- Rio Negro dwarf cichlid
No shared pH rangeNo shared pH range
- Striped glass catfish
No shared pH rangeNo shared pH range
- Wels catfish
Wels catfish may eat Giant gouramiWels catfish may eat Giant gourami
- White sturgeon
White sturgeon may eat Giant gouramiWhite sturgeon may eat Giant gourami
Data used by the planner
| Temperature | 20–30 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium confidence |
|---|---|---|
| pH | 6.5–8 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium confidence |
| Hardness (dGH) | 5–25 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence |
| Origin | Southeast Asia (Sundaland), widely farmed | curated-v0 (needs expert review) · low confidence |
| Beginner friendly | No | curated-v0 (needs expert review) · medium confidence |
| Care level | moderate | curated-v0 (needs expert review) · medium confidence |
| Activity | moderate | curated-v0 (needs expert review) · medium confidence |
| Swimming level | middle | curated-v0 (needs expert review) · medium confidence |
| Temperament | semi aggressive | 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 | No | curated-v0 (needs expert review) · medium confidence |
| Minimum group | 1 | curated-v0 (needs expert review) · medium confidence |
| Diet | omnivore | curated-v0 (needs expert review) · medium confidence |
| Lifespan (years) | 15–20 | curated-v0 (needs expert review) · low confidence |
| Months to adult size | 48 | curated-v0 (needs expert review) · low confidence |
| Safe with plants | No | curated-v0 (needs expert review) · medium confidence |
| Minimum tank length | 300 | curated-v0 (needs expert review) · medium confidence |