Pacific Blue-eye Rainbowfish (Pseudomugil signifer) The Pacific Blue-eye is a small, peaceful freshwater fish native to eastern Australia, known for its striking blue eyes and shimmering silver-blue body with subtle red fin accents. Active and schooling, it adds elegance and movement to community tanks, thriving in planted aquariums with open swimming areas.
Quick Facts:
Origin: Eastern Australia
Family: Pseudomugilidae
Adult Size: Up to 4 cm
Lifespan: 3–5 years
Temperament: Peaceful, active, schooling
School Size: Keep in groups of 6 or more
Tank Level: Mid to top-level
Diet: Omnivore – micro-pellets, high-quality flakes, live or frozen foods
Water Temperature: 22–26 °C
pH Range: 6.5–7.5
Water Hardness: Soft to moderately hard
Tank Setup: Planted tanks with open swimming areas and gentle filtration
Compatibility: Ideal for peaceful community aquariums
Care Level: Easy to moderate
Notes:
Best kept in schools to show full coloration and natural behavior.
Sensitive to sudden water changes; maintain stable water conditions.
