Pacific Blue Eye Rainbowfish (Pseudomugil Signifer)

Pseudomugil signifer (Pacific Blue Eye)

Pseudomugil signifer, commonly known as the Pacific Blue Eye, is a charming and active schooling fish prized for its sparkling blue eyes and elegant finnage. Native to coastal waterways of Australia, this species brings constant movement and subtle beauty to planted and nano aquarium setups.

Males display attractive yellow to golden fins with delicate patterns and engage in fascinating display behavior, especially when kept in groups. Their peaceful nature makes them an excellent choice for community aquariums alongside other small, non-aggressive species.

Key Features:

- Distinctive bright blue eyes that shimmer under aquarium lighting

- Peaceful and active schooling fish

- Attractive display behavior among males

- Ideal for planted, nano, and community aquariums

- Suitable for both beginner and experienced aquarists

Care Level: Easy

Temperament: Peaceful

Adult Size: Up to 4–5 cm

Diet: Omnivore – accepts quality micro pellets, flakes, frozen foods, and live foods

Water Temperature: 22–28°C

pH: 6.5–8.0

With its sparkling blue eyes, active personality, and peaceful temperament, Pseudomugil signifer is a wonderful addition to any freshwater aquarium, offering both beauty and lively schooling behavior.