Diamond Anthias Pseudanthias parvirostris

Diamond Anthias (Pseudanthias parvirostris)

The Diamond anthias (Pseudanthias parvirostris) is a small, vibrantly colored reef fish found in the Indo-Pacific region.

Males display a striking mix of pink, orange, and yellow hues, while females tend to have more subdued coloration.

This species is peaceful and thrives in groups, making it a great addition to a well-maintained reef aquarium.

It reaches a maximum size of 7 cm (2.8 inches).

Aquarium Care:

• Tank Size: Minimum 75 gallons (larger for groups)
• Water Parameters: Temperature 24–27°C (75–81°F), pH 8.1–8.4, salinity 1.020–1.025
• Diet: Carnivorous – requires a varied diet of small meaty foods like mysis and brine shrimp
• Temperament: Peaceful; best kept in groups with one dominant male
• Reef Compatibility: Safe for reef tanks; will not harm corals
• Flow & Lighting: Prefers moderate water flow and subdued to moderate lighting

Sunset anthias are active, social fish that do best in well-oxygenated aquariums with plenty of swimming space.

They require frequent feeding (2–3 times daily) to stay healthy.