Red Bar Anthias Also known as Redbar Anthias, Red-barred Anthias The Red Bar Anthias is a stunning and moderately hardy species displaying vivid red bars over a pink-to-yellow body. This Pacific anthias brings brilliant color and graceful movement to reef aquariums and is more adaptable than many deepwater species. Key Features Scientific Name: Pseudanthias cooperi Common Names: Red Bar Anthias, Redbar Anthias, Cooper’s Anthias Adult Size: Up to 5 inches Lifespan: 5-7 years with proper care Temperament: Peaceful and social; best kept in groups Reef Compatibility: Completely reef safe; will not harm corals or invertebrates Minimum Tank Size: 70 gallons minimum; 125 gallons preferred for groups Experience Level: Moderate; requires attention to water quality and feeding Habitat & Tank Requirements Tank Environment: Provide open swimming areas with moderate water flow and plenty of rockwork with caves and overhangs. Prefers areas with moderate lighting rather than intense illumination. Water Parameters: Temperature: 72-76°F (22-24°C) (slightly cooler preferred) Salinity: 1.023-1.025 pH: 8.1-8.4 Excellent water quality is essential Equipment Recommendations: High-quality protein skimmer Efficient filtration system Moderate water circulation These maintain the pristine conditions this species requires. Diet & Feeding Red Bar Anthias are planktivores requiring frequent feedings. Recommended foods include: Staples: High-quality marine pellets, enriched flake foods Frozen Foods: Mysis shrimp, brine shrimp, cyclops, copepods, finely minced krill Live Foods: Enriched live brine shrimp, copepods (especially helpful during acclimation) Feeding Frequency: 2-3 times daily minimum Special Note: May take time to adjust to prepared foods; patience during acclimation is important Social Structure & Group Dynamics Best Kept in Groups: Ideal ratio is 1 male to 3-5 females Sexual Dimorphism: Males display brilliant red vertical bars over a pink-to-yellow base with purple tints on the fins. Females are paler yellow-pink with fainter red bars or spots. Sequential Hermaphroditism: All are born female; dominant female transforms to male when needed Introduce Simultaneously: Add entire group together to minimize stress Notes & Considerations One of the most visually striking anthias with bold, contrasting coloration. Generally peaceful toward all tankmates including other anthias species. A secure aquarium lid is essential; capable jumpers. Initially may be shy but gains confidence when kept in groups. Males display intensified coloration during courtship displays. Prefers slightly cooler water temperatures than many other anthias. May be outcompeted for food by aggressive feeders; monitor feeding closely. Why Choose a Quarantined Red Bar Anthias? Purchasing a quarantined specimen from us means you’re starting with a healthier, better-acclimated fish. All fish are observed, treated as needed, and conditioned to accept prepared foods before sale, giving you a stronger chance of long-term success with this brilliantly colored species.
