Oscar Fish
Oscar Fish is a aggressive freshwater fish that needs a tank of at least 55 gallons (208 L), water at 74-81°F (23-27°C) and a pH of 6-8.
Full care guide for Oscar Fish
Also searched as: oscar, oscar fish, tiger oscar
Quick facts
Will eat anything that fits in its mouth. Messy eater, needs strong filtration.
| Minimum tank | 55 gallons (208 L) |
|---|---|
| Temperature | 74-81°F (23-27°C) |
| pH | 6-8 |
| Temperament | Aggressive |
| Swim level | Middle |
| Group size | Can be kept singly |
| Tank type | Freshwater |
Good tank mates
No other species in the database passes the temperament and water checks for Oscar Fish. Check a specific pairing with the stocking guide at the end of this page.
Avoid with
Pairings that fail the temperament, water-overlap or known-conflict checks.
- Crystal Red Shrimpmin tank 10 gal
Aggressive species will harass or eat peaceful fish; no temperature overlap (74-81°F vs 64-71°F).
Aggressive species will harass or eat peaceful fish.
Neon Tetramin tank 10 galAmano Shrimpmin tank 5 galCherry Shrimpmin tank 5 galGuppymin tank 5 gal
Oscar Fish pairing checks
One-to-one checks against other popular species, with the reasons for each verdict.
- Amano Shrimp no
- Angelfish no
- Betta Fish no
- Bristlenose Pleco no
- Cardinal Tetra no
- Cherry Shrimp no
- Corydoras Catfish no
- Discus no
- Dwarf Gourami no
- Goldfish no
- Guppy no
- Harlequin Rasbora no
- Kuhli Loach no
- Molly Fish no
- Mystery Snail no
- Neon Tetra no
- Nerite Snail no
- Otocinclus no
- Platy no
- Plecostomus no
- Rummy Nose Tetra no
- Siamese Algae Eater no
Check your own tank
These lists compare one species against the rest of the database. Your stock list, tank size and bioload change the answer, so log your own tank.
Start a tank logStocking guide
No account needed, it saves on this device.