Princess Damselfish: The Vibrant & Assertive Centerpiece

The Princess Damselfish (Pomacentrus vaiuli), also known as the Pacific Electric Blue or Vaiali Damselfish, is a beautiful and energetic fish with a striking personality. This species is easily recognized by its vibrant, iridescent blue body that almost seems to glow, contrasted by bright yellow pectoral fins and a touch of yellow on its tail. It is a highly active and hardy fish that makes an excellent addition to a fish-only or semi-aggressive community aquarium. While it is reef-safe with caution, as it will not harm corals, it is known to be aggressive and territorial towards other fish, especially new additions to the tank. Due to its assertive nature, it is best kept with larger, more robust tank mates.

Why the Princess Damselfish is a Great Choice:

• Stunning Appearance: Its vibrant electric blue coloration makes it a true showpiece.
• Extremely Hardy & Resilient: This is a very durable and adaptable species that thrives in home aquariums.
• Active Swimmer: Its constant movement and bold presence add energy to any tank.
• Reef-Safe with Caution: It will not harm corals, making it a viable option for a reef tank if tank mates are chosen carefully.

Quick Facts

• Scientific Name: Pomacentrus vaiuli
• Origin: Indo-Pacific Reefs
• Max Size: 4 inches
• Lifespan: 5+ years
• Diet: Omnivore. Feeds on a varied diet of flake and pellet foods, as well as frozen meaty foods.
• Shipping Size: 1-2 inches