Cubicus Boxfish EXPERT ONLY (Ostracion cubicum)

Fish in the family Ostraciidae. Expert care. Not Reef Safe.

Cubicus Boxfish EXPERT ONLY

Quick facts

Scientific nameOstracion cubicum
FamilyOstraciidae
Care levelExpert
Reef safetyNot Reef Safe
TemperamentPeaceful
Dietomnivore
Adult size5 in
Minimum tank size75 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding schedule2-3 times daily

Appearance

Yellow body with blue spots and lines forming a reticulated pattern; distinctive cubic shape with bony plated armor. Three-spined dorsal fin and rigid, box-like silhouette.

Diet and feeding

Feed a varied diet of mysis shrimp, copepods, amphipods, finely chopped seafood, and herbivorous foods. Cubicus boxfish are slow deliberate feeders and prefer small, frequent meals that mimic natural grazing behavior.

Difficulty and care for the Cubicus Boxfish EXPERT ONLY

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Origin and habitat

Indo-Pacific region from Indonesia to the Great Barrier Reef and Indo-Malaysian waters.

Log Cubicus Boxfish EXPERT ONLY 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 Cubicus Boxfish EXPERT ONLY alongside everything else in your reef.