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Neon Dottyback

Pseudochromis aldabrensis

Vibrant and aggressive dottyback from the western Indian Ocean (8 cm), featuring a golden-orange body with electric neon-blue stripes running along its back.

Family
Pseudochromidae
Origin
Oceano Indiano occidentale, diffuso dal Mar Rosso e coste dell'Africa orientale fino al Golfo Persico
Origin
Tropical oceans and reefsAfrica and MadagascarSouth and Southeast Asia
Tank use
Used in 0 tanks

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Species challenges
Water Temperature

22 °C - 27 °C

pH Value

8.1 - 8.4

Water type

Marine

Tank level

Bottom

Adult size

8 cm

Species description

Geographical Origin and Habitat: Western Indian Ocean, distributed from the Persian Gulf and Red Sea to East Africa. Found on shallow rocky reefs and coral crevices.

Taxonomy and Morphology: Member of the family Pseudochromidae. Known for its intense neon markings and active, bold nature.

Social Behavior: Highly territorial and aggressive. Solitary species that fiercely defends its chosen cave or crevice from any intruders, regardless of size.

Coloration and Sexual Dimorphism: Body is a brilliant golden-orange. Marked by striking, electric neon-blue stripes that run along the back, face, and gill covers.

Care, breeding and tankmates

Aquarium Setup: Requires a mature marine aquarium of at least 120 liters with plenty of live rock to provide hiding spots and natural grazing surfaces.

Diet and Feeding: Carnivorous. Feeds on small benthic invertebrates, bristleworms, and copepods. Accepts high-quality flakes, pellets, frozen brine shrimp, and mysis.

Water Quality: Standard marine parameters: temperature 22-27 °C, pH 8.1-8.4, and salinity 1.020-1.025 with efficient filtration and moderate water movement.

Compatibility and Cohabitation: Highly aggressive. Not compatible with other dottybacks, small gobies, or ornamental shrimp. Best kept with larger, robust tankmates.

Aquarium Breeding: Demersal spawner. The male guards the egg mass inside a cave until hatching. Spawning in home aquariums is rare but possible.

Risks and Diseases: Extremely hardy and disease resistant. The main risk is severe aggression toward peaceful tankmates or other bottom-dwelling species.

Fish profile

Temperament
Highly aggressive and territorial
Diet
Carnivorous (small ornamental shrimp, bristleworms, frozen mysis, krill)
Tank level
Bottom
Minimum group
1
Adult size
8 cm
Minimum tank volume
120 L
GH
n/a
KH
n/a
TDS
n/a
Conductivity
n/a
Sex ratio
Singolo
Feeding frequency
Giornaliera
Bioload
Low
Flow
Moderate
Jump risk
Covered tank required
Reproduction
La riproduzione in acquario non è stata finora documentata.
Compatibility & tankmates
Molto aggressivo.

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