Can Green Terror Live With Oscar?

Green Terror and Oscar CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Known Pairing ✓ Compatible

Green Terror and Oscar are known to coexist well.

Temperature ✓ Compatible

Good temperature overlap at 74–80°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.5.

Size ✓ Compatible

Compatible sizes (8" and 14").

Temperament ⚠ Use Caution

Green Terror (aggressive) may have issues with Oscar (aggressive). Monitor closely if attempting.

Swim Level ⚠ Use Caution

Both fish occupy the middle level and Green Terror is territorial. Provide plenty of space and hiding spots.

Tank Requirements

Minimum tank size for this combination: 93 gallons

ParameterGreen TerrorOscar
Temperature72–80°F74–81°F
pH6.5–86–7.5
Max Size8"14"
TemperamentAggressiveAggressive
Swim LevelMiddleMiddle
Min Tank55 gal75 gal

Check More Combinations

Use our compatibility checker to add more fish and plan your complete tank.