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Goldenhead Dwarf Cichlid

Nannacara aureocephalus

An unusual and fascinating dwarf cichlid from French Guiana, known for the golden head of dominant males.

Family
Cichlidae
Origin
South America: Mana River basin, French Guiana.
Origin
Tropical oceans and reefsAmazon, Orinoco, and GuianasEast Asia
Tank use
Used in 0 tanks

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Species challenges
Water Temperature

23 °C - 27 °C

pH Value

5.5 - 7

Water type

Freshwater

Tank level

Bottom

Adult size

10 cm

Species description

Geographical Origin and Habitat: Endemic to the Mana River basin in French Guiana. Found in slow-flowing forest streams with dense margins and leaf debris.

Taxonomy and Morphology: Belongs to the genus Nannacara. Males grow significantly larger, up to 10 cm, while females stay around 5-6 cm.

Social Behavior: Generally peaceful but becomes highly territorial during spawning. The female takes the absolute lead in defending the territory.

Coloration and Sexual Dimorphism: Males display metallic green-blue shades with a golden-yellow head. Females are beige with dark markings.

Care, breeding and tankmates

Aquarium Setup: Minimum 80-liter tank with dense plants, roots, and caves (coconut shells or pots) to act as shelter.

Diet and Feeding: Carnivorous. Prefers live or frozen foods like brine shrimp and bloodworms. Gradually accepts high-quality sinking pellets.

Water Quality: Keep pH between 5.5 and 7.0, and GH between 2 and 8. Requires effective filtration with gentle water movement.

Compatibility and Cohabitation: Suitable with medium-sized peaceful schooling fish. Avoid other dwarf cichlids or very small fish during breeding.

Aquarium Breeding: Cave spawner. Eggs are laid inside a cave. The female takes sole responsibility for the fry and can be aggressive towards the male.

Risks and Diseases: Sensitive to dirty substrate and high nitrate levels. Keeping the water stable is vital to prevent health issues.

Fish profile

Temperament
Territoriale
Diet
Carnivoro
Tank level
Bottom
Minimum group
2
Adult size
10 cm
Minimum tank volume
80 L
GH
2 dGH - 8 dGH
KH
1 dKH - 4 dKH
TDS
n/a
Conductivity
n/a

Ecological Estimates & Biological Models

Trophic level
3.2 ± 0.5 se
Resilience
High (less than 15 months)
Phylogenetic uniqueness (PD50)
0.5156
Bayesian Length-Weight
a = 0.0182, b = 3.08
VulnerabilityLow vulnerability (10 / 100)

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

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Last updated: 06/13/2026