Neon Damsel

The (Pomacentrus coelestis) is a strikingly vibrant saltwater fish known for its electric blue body and golden-yellow tail. Native to the Indo-Pacific region, this hardy species is ideal for both beginner and experienced aquarists looking to add a splash of color and activity to their reef aquarium. Appearance and Behavior

This small damsel typically grows up to 7 cm in length and features an iridescent blue coloration that glows under aquarium lighting. Its bright contrast and constant movement make it a standout addition to any marine display. The known for its bold personality—active, curious, and territorial, especially as it matures. When housed in larger tanks, its assertiveness can be managed effectively with careful tankmate selection. Tank Requirements

Provide a minimum tank size of 100 litres with plenty of live rock for hiding spots and territory establishment. They thrive in stable reef environments with temperatures between 24–27 °C, salinity of 1.023–1.025, and a pH of 8.1–8.4. A moderate water flow mimics their natural reef habitat and enhances their well-being. Diet and Feeding

s are omnivorous and easy to feed. Offer a varied diet consisting of high-quality marine flakes, pellets, frozen mysis, brine shrimp, and finely chopped seafood. Supplement with algae-based foods or spirulina to maintain vibrant coloration and health. Compatibility and Care

While generally hardy and disease-resistant, the ’s territorial nature means it should be introduced last to community tanks. Ideal tankmates include larger peaceful species or semi-aggressive fish that can hold their own. Once established, this fish can live up to 5–7 years in a well-maintained aquarium, making it a long-term favorite for reef keepers.