What size tank does a Acei Cichlid need?

Acei Cichlid needs a minimum of 40 gallons, with 60 gallons recommended. They are middle swimmers. Keep in groups of 5+.

Is Acei Cichlid good for beginners?

Acei Cichlid is rated "intermediate" difficulty (2/5). Great for beginners.

What fish are compatible with Acei Cichlid?

Acei Cichlid is semi-aggressive. Compatible tank mates include other semi-aggressive fish with similar water parameters (pH 7.5-8.5, temp 75-82°F). Give adequate territory space.

Acei Cichlid

Pseudotropheus acei

Family: Cichlidae • Origin: Various

Acei Cichlid (Pseudotropheus acei) is a semi-aggressive cichlid reaching 6 inches. Keep in groups of 5+. Minimum tank size: 40 gallons.

Min Tank

40 gal

Max Size

Temperature

75-82°F

7.5-8.5

Lifespan

9 years

School Size

Swim Level

middle

Hardness

5-15 dGH

semi-aggressiveintermediateherbivoreschooling

Is Acei Cichlid Right for Your Tank?

Acei Cichlid is an excellent choice for beginners — rated "intermediate" difficulty (2/5). They're hardy, forgiving of minor water parameter fluctuations, and generally easy to feed. They need at least 40 gallons — a mid-size tank commitment. Plan your space accordingly.

Acei Cichlid is semi-aggressive — they can live with others but may bully smaller or slower fish. Choose tank mates carefully. This is a schooling species — keep at least 5 together, or they may become stressed and display abnormal behavior. They are territorial — provide adequate hiding spots and maintain enough space to reduce aggression. Expected lifespan: 9 years with proper care.

Common Mistakes with Acei Cichlid

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Keeping fewer than 5 together

Acei Cichlid is a schooling species — they need a group of at least 5 to feel secure. Lone or paired individuals become stressed, hide constantly, and may develop health issues or aggression.

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Relying on a heater without a thermometer

Acei Cichlid needs 75–82°F. Heaters malfunction or drift over time — always use a separate thermometer to verify. Temperature swings of even 3–4°F can trigger stress and disease, particularly ich.

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Putting them in a tank under 40 gallons

Many beginners underestimate tank size needs. Acei Cichlid requires at least 40 gallons — ideally 60. Cramped tanks lead to stunted growth, aggression, and poor water quality.

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Housing with peaceful nano fish

Acei Cichlid is semi-aggressive and territorial — small, peaceful species like neon tetras, endlers, or celestial pearl danios will be stressed, bullied, or eaten. Choose tank mates that can hold their own.