Firemouth Cichlid — Fish Profile
Thorichthys meeki
Quick Specs
| Adult Size: | 6.0" |
| Temperament: | semi-aggressive |
| Care Level: | intermediate |
| Min Tank Size: | 30 gallons |
| Temperature: | 75-86°F |
| pH Range: | 6.5-8.0 |
| Diet: | omnivore |
| Origin: | Central America (Yucatan) |
| Lifespan: | 8-12 years |
Overview
Firemouth Cichlids are named for their bright red-orange throat and belly coloration, which they display when threatened. They are relatively peaceful for cichlids but become territorial when spawning.
Care Guide for Firemouth Cichlid
Tank Setup
Firemouth Cichlid requires a minimum tank size of 30 gallons. Maintain water temperature between 75°F and 86°F, with a pH range of 6.5 to 8.0. A properly sized tank with adequate filtration and regular water changes is essential for long-term health. When housing Firemouth Cichlid with other species, always choose a tank size that accommodates the most demanding fish in the community.
Feeding
Firemouth Cichlid is a omnivore feeder. Provide a varied diet appropriate for omnivore species to ensure optimal health and coloration. Feed small portions 2–3 times daily, and remove uneaten food after a few minutes to maintain water quality.
Temperament & Compatibility
This species is classified as semi-aggressive. Firemouth Cichlid reaches an adult size of 6.0 inches and has a care level of intermediate. Always research compatibility before adding new fish to an established aquarium. Individual temperament can vary, so monitor new introductions closely for the first 48 hours.
Origin & Lifespan
Firemouth Cichlid originates from Central America (Yucatan) and has an expected lifespan of 8-12 years when kept in proper water conditions with appropriate tank mates and diet.
Compatible Tank Mates
🟢 Good Tank Mates
🔴 Risky Tank Mates
Compatibility Results for Firemouth Cichlid
All 69 compatibility checks involving Firemouth Cichlid:
Expert Care Tips for Firemouth Cichlid
- Mid-size tank: Firemouth Cichlid needs 30+ gallons. Choose a tank at least 2× as long as the fish's adult size (6.0") for adequate swimming room.
- Warm-water species: Firemouth Cichlid prefers 75–86°F. Use a reliable submersible heater with a thermostat — avoid temperature swings above 2°F per day.
- Adaptable pH range: Firemouth Cichlid accepts pH 6.5–8.0. Most tap water falls within this range, but always test and acclimate slowly.
- Semi-aggressive temperament: Firemouth Cichlid is generally peaceful but can become territorial. Provide ample hiding spots and avoid housing with fin-nipping species.
- Acclimation: Always drip-acclimate Firemouth Cichlid over 30–45 minutes. Match temperature and pH gradually to prevent osmotic shock.