Can Dwarf Pencilfish Live With Firemouth Cichlid?

Dwarf Pencilfish and Firemouth Cichlid CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 75–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.0.

Size ⚠ Use Caution

Significant size difference (6" vs 1.2"). Firemouth Cichlid may bully or stress Dwarf Pencilfish.

Temperament ⚠ Use Caution

Dwarf Pencilfish (peaceful) may have issues with Firemouth Cichlid (semi-aggressive). Monitor closely if attempting.

Swim Level ⚠ Use Caution

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

Important Notes

  • Dwarf Pencilfish is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 30 gallons

ParameterDwarf PencilfishFiremouth Cichlid
Temperature75–82°F75–86°F
pH5–76.5–8
Max Size1.2"6"
TemperamentPeacefulSemi-aggressive
Swim LevelMiddleMiddle
Min Tank10 gal30 gal

Check More Combinations

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