CheckMyFishTank

Firemouth Cichlid care

Thorichthys meeki · Freshwater · Intermediate level care

Firemouth Cichlid, painted illustration

A fairly calm cichlid with a bright red throat that it flares.

Smallest tank40 gallons
Adult size6 inches
Temperature72 to 82°F
pH6.5 to 8
GroupFine on its own
TemperamentSemi aggressive
SwimsBottom of the tank
Lives8 to 12 years
Watch for: Becomes territorial when breeding, so give it plenty of space.

Feeding

Twice a day. A small pinch they finish in about 2 minutes, a little more for bigger fish. Cichlid pellets, frozen foods, flakes.

Eats fish small enough to fit in its mouth.

Claims a territory and guards it.

Good tank mates

Fish that pass every check with Firemouth Cichlid in a 80 gallon tank: same water, overlapping temperature, nobody gets eaten and no bullies.

Do not mix with

  • Neon Tetra: Firemouth Cichlid grows big enough to eat Neon Tetra.
  • Cardinal Tetra: Firemouth Cichlid grows big enough to eat Cardinal Tetra.
  • Green Neon Tetra: Firemouth Cichlid grows big enough to eat Green Neon Tetra.
  • Black Neon Tetra: Firemouth Cichlid grows big enough to eat Black Neon Tetra.
  • Ember Tetra: Firemouth Cichlid grows big enough to eat Ember Tetra.
  • Lemon Tetra: Firemouth Cichlid grows big enough to eat Lemon Tetra.
  • Glowlight Tetra: Firemouth Cichlid grows big enough to eat Glowlight Tetra.
  • Serpae Tetra: Firemouth Cichlid grows big enough to eat Serpae Tetra.

Questions

What size tank does a Firemouth Cichlid need?

At least 40 gallons. Adults grow to about 6 inches, so plan for the adult size, not the size at the store.

What temperature does a Firemouth Cichlid like?

72 to 82 degrees Fahrenheit, with a pH of about 6.5 to 8. A steady temperature matters more than hitting one exact number.

How many Firemouth Cichlid should I keep together?

One is fine. If you keep more, keep one male, since males fight each other.

What do Firemouth Cichlid eat?

Cichlid pellets, frozen foods, flakes. Feed twice a day: a small pinch they finish in about 2 minutes, a little more for bigger fish.

Sources

Checked against these sources on 2026-11-10. When sources disagree we use the safer number.