Pseudomugil gertrudae “Aru IV” – Spotted Blue Eye Rainbowfish

🐟 Pseudomugil gertrudae “Aru IV” – Spotted Blue Eye Rainbowfish

Description:
The Pseudomugil gertrudae “Aru IV”, commonly known as the Spotted Blue Eye Rainbowfish, is a dazzling nano fish species native to Papua New Guinea and northern Australia. This small, peaceful schooling fish is prized for its bright yellow body, striking black-spotted fins, and iridescent blue eyes. Perfect for planted nano tanks and peaceful community setups, this rare variant from Aru IV is highly sought after by aquascapers and collectors.

Care Information

• Care Level: Easy to Moderate
• Temperament: Peaceful, schooling
• Max Size: ~1.2 inches (3 cm)
• Tank Size: 10+ gallons
• Diet: Omnivore – micro pellets, live/frozen foods (daphnia, baby brine shrimp)
• Water Parameters:
• Temperature: 72–80°F (22–27°C)
• pH: 6.0–7.5
• Hardness: Soft to moderately hard
• Origin: Aru Islands, Papua region

❓ FAQ

Q: Are Pseudomugil gertrudae “Aru IV” good for nano tanks?
A: Yes! They’re perfect for small, well-planted aquariums of 10+ gallons.

Q: How many should I keep together?
A: A school of 6–10 or more is recommended for natural behavior and vibrant displays.

Q: Are they shrimp safe?
A: Yes, they’re peaceful and do well with shrimp and other small invertebrates.

Q: Do they need a planted aquarium?
A: Yes, they thrive in heavily planted tanks with floating plants and gentle flow.

Q: Are they rare?
A: The “Aru IV” variant is a sought-after, location-specific strain prized for its beauty.