Opercularis Dwarf Cichlid (Biotoecus opercularis)

Fish in the family Cichlidae. Hard care. Freshwater.

Quick facts

Scientific nameBiotoecus opercularis

FamilyCichlidae

Also known asBiotoecus, Opercularis

Care levelHard

Reef safetyFreshwater

TemperamentPeaceful

Dietcarnivore

Adult size2.5 in

Minimum tank size20 gallons

Water parametersTemp 79-86°F, pH 4.0-6.0, GH 1-3 dGH

Appearance

Small, slender cichlid with a coppery-blue iridescence, fine facial markings, and delicate finnage; understated but elegant.

Difficulty and care for the Opercularis Dwarf Cichlid

Hard

Origin and habitat

Rio Negro / Orinoco blackwater, South America

Keeper notes

Shy, peaceful, and reclusive; harmless to tankmates but easily outcompeted. Will eat tiny shrimp and fry. Among the most demanding dwarf cichlids; needs near-soft, acidic blackwater. For specialists only.

Log Opercularis Dwarf Cichlid in your reef tank

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