Midnight Angelfish (Centropyge nox)

Fish in the family Pomacanthidae. Expert care. Reef Safe with Caution.

Midnight Angelfish

Quick facts

Scientific nameCentropyge nox
FamilyPomacanthidae
Care levelExpert
Reef safetyReef Safe with Caution
TemperamentSemi Aggressive
Dietomnivore
Adult size5 in
Minimum tank size75 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Feeding schedule1-2 times daily

Appearance

The Midnight Angelfish is a small, deep-bodied pygmy angelfish with predominantly black to dark charcoal coloration. A distinctive pale blue or white stripe runs from the mouth through the eye, and similar markings may appear on the dorsal and anal fins. The body shape is characteristic of Centropyge species—compressed laterally with a rounded profile.

Diet and feeding

In captivity, feed a varied diet of high-quality marine flakes, small pellets, and frozen preparations including mysis shrimp, brine shrimp, and finely chopped marine vegetation. Feed 1-2 times daily in appropriate portions.

Difficulty and care for the Midnight Angelfish

The Midnight Angelfish is a deep-water specialist that demands expert-level care. It is sensitive to sudden environmental changes, requires meticulous water quality, and often displays behavioral challenges during acclimation. Success depends on experienced reef keeping and patience.

Common health issues

Ich, head and lateral line erosion (HLLE), bacterial infections, acclimation stress

Origin and habitat

Indo-Pacific, specifically found in deep waters from Indonesia eastward through the Philippines and Micronesia, typically at depths exceeding 200 meters.

Log Midnight Angelfish 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 Midnight Angelfish alongside everything else in your reef.