Can Green Terror Live With Swordtail?

Green Terror and Swordtail are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 72–80°F.

pH ✓ Compatible

Good pH overlap at 7.0–8.0.

Size ✓ Compatible

Compatible sizes (8" and 4").

Temperament ✗ Not Compatible

Green Terror (aggressive) is not compatible with Swordtail (peaceful). Aggression or stress is very likely.

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: 65 gallons

ParameterGreen TerrorSwordtail
Temperature72–80°F72–82°F
pH6.5–87–8
Max Size8"4"
TemperamentAggressivePeaceful
Swim LevelMiddleMiddle
Min Tank55 gal20 gal

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