Silver arowana
Osteoglossum bicirrhosum
- Adult size
- 75 cm30 in
- Start with
- 1
- Tank length
- 450 cmabout 15 ft (177 in)
- Lifespan
- 10–20 yrs
- Temperature
- 24–30 °C75–86 °F
- pH
- 5.5–7.8
- Hardness
- 1–15 dGH
- Diet
- carnivore
A powerful surface predator and jumper that needs a very long, wide, tightly covered tank; it eats any fish that fits its mouth.A powerful surface predator and jumper that needs a very long, wide, tightly covered tank; it eats any fish that fits its mouth.
Tank sizes
Good tankmates
Avoid with
- Acei cichlid
Silver arowana may eat Acei cichlidSilver arowana may eat Acei cichlid
- African butterfly cichlid
Silver arowana may eat African butterfly cichlidSilver arowana may eat African butterfly cichlid
- African clawed frog
Silver arowana may eat African clawed frogSilver arowana may eat African clawed frog
- Agassiz's cory
Silver arowana may eat Agassiz's corySilver arowana may eat Agassiz's cory
- Ajamaru rainbowfish
Silver arowana may eat Ajamaru rainbowfishSilver arowana may eat Ajamaru rainbowfish
Amano shrimpSilver arowana may eat Amano shrimpSilver arowana may eat Amano shrimp
- American flagfish
Silver arowana may eat American flagfishSilver arowana may eat American flagfish
- Angfa rainbowfish
Silver arowana may eat Angfa rainbowfishSilver arowana may eat Angfa rainbowfish
- Arfak rainbowfish
Silver arowana may eat Arfak rainbowfishSilver arowana may eat Arfak rainbowfish
Assassin snailSilver arowana may eat Assassin snailSilver arowana may eat Assassin snail
- Banded gourami
Silver arowana may eat Banded gouramiSilver arowana may eat Banded gourami
- Bandit cory
Silver arowana may eat Bandit corySilver arowana may eat Bandit cory
Sources
| temperature | 24–30 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium |
|---|---|---|
| ph | 5.5–7.8 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| gh | 1–15 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium |
| origin | Amazon basin and Guianas | curated-v0 (needs expert review) · low |
| notes | A powerful surface predator and jumper that needs a very long, wide, tightly cov | curated-v0 (needs expert review) · medium |
| beginner friendly | false | curated-v0 (needs expert review) · medium |
| care level | advanced | curated-v0 (needs expert review) · medium |
| color palette | #D8D8D0, #A0A8B0 | curated-v0 (needs expert review) · low |
| activity | active | curated-v0 (needs expert review) · medium |
| swim zone | top | curated-v0 (needs expert review) · medium |
| temperament | predatory | 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 | false | curated-v0 (needs expert review) · medium |
| schooling min | 1 | curated-v0 (needs expert review) · medium |
| diet | carnivore | curated-v0 (needs expert review) · medium |
| lifespan years | 10–20 | curated-v0 (needs expert review) · low |
| growth to adult months | 30 | curated-v0 (needs expert review) · low |
| length weight | {"a":0.004,"b":3} | curated-v0 (needs expert review) · low |
| planted safe | true | curated-v0 (needs expert review) · medium |
| min tank length | 300 | curated-v0 (needs expert review) · medium |
| body shape | shark | curated-v0 (needs expert review) · medium |