Pacific Blue-Eye – Pseudomugil signifer | Delicate Shoaling Fish with Blue Eyes & Elegantly Fanned Fins

The Butterfly Blue-Eye (Pseudomugil signifer) is an elegant, small ornamental fish from Australia and New Guinea, notable for its bright blue eyes and finely fanned, transparent fins. Males, in particular, display impressive dances and shimmering reflections during courtship.

This species is peaceful, active, and social, ideal for planted aquariums with calm tank mates. In groups of at least 8 fish, they fully develop their social behavior and beauty.

🌿 Characteristics & Care:
🐠 Fish size: M (3 cm)
🌎 Origin: Australia, New Guinea
🌡️ Temperature: 22–28 °C
💧 pH value: 6.0–7.8
⚖️ Total hardness: up to 15 °dGH
🐟 Social behavior: Peaceful, schooling fish
🌾 Aquarium: From 60 l, planted, with gentle current & fine plants

🍽️ Feeding:
Eats fine live, frozen, and dry food. A varied diet with micro food enhances colors and vitality.

💡 Tip:
A slightly dimmed aquarium with fine-leaved plants and mosses particularly highlights their blue eyes and transparent fins.

👉 Conclusion:
The Butterfly Blue-Eye (Pseudomugil signifer) is a peaceful, elegant schooling fish – perfect for planted aquariums and lovers of delicate species.