Square-Spot Anthias (Pseudanthias pleurotaenia)

Fish in the family Serranidae. Moderate care. Reef Safe.

Square-Spot Anthias

Quick facts

Scientific namePseudanthias pleurotaenia
FamilySerranidae
Care levelModerate
Reef safetyReef Safe
TemperamentSemi Aggressive
Dietplanktivore
Adult size5 in
Minimum tank size70 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Feeding schedule2-3 times daily

Appearance

Pseudanthias pleurotaenia displays a red to orange body with distinctive white or pale spots arranged in rows along the flanks, giving rise to its common name. Males are typically brighter and more intensely colored than females, and the species shows sexual dimorphism in fin morphology.

Diet and feeding

Feed high-quality frozen zooplankton (copepods, mysis shrimp, krill), high-protein flake, and prepared planktivore pellets 2–3 times daily. Soaking foods briefly before feeding aids ingestion and water quality.

Difficulty and care for the Square-Spot Anthias

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

Common health issues

Marine ich, Fin rot, Swim bladder disorder, Gill disease, Bacterial septicemia

Origin and habitat

Indo-Pacific from the Red Sea to Hawaii, with populations in the Great Barrier Reef and Coral Triangle.

Log Square-Spot Anthias 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 Square-Spot Anthias alongside everything else in your reef.