Threadfin Acara (Acarichthys heckelii)

Fish in the family Cichlidae. Moderate care. Freshwater.

Quick facts

Scientific nameAcarichthys heckelii

FamilyCichlidae

Also known asHeckel's Eartheater, Threadfin Eartheater

Care levelModerate

Reef safetyFreshwater

TemperamentSemi Aggressive

DietOmnivore

Adult size8 in

Minimum tank size75 gallons

Water parametersTemp 78-86°F, pH 5.5-7.5, GH 2-12 dGH

Appearance

Iridescent green-gold body with a high lateral spot, a trailing threadlike dorsal-fin extension, and blue facial spangling.

Difficulty and care for the Threadfin Acara

Moderate

Origin and habitat

Amazon Basin and Guianas

Keeper notes

Mostly peaceful but a determined digger that excavates pits and tunnels, especially when breeding in colonies.

Log Threadfin Acara in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Threadfin Acara alongside everything else in your reef.

Download Reef Trak See the full app