Often sold as the Paskai/Red Neon Blue-Eye, this is a small, peaceful blue-eyed rainbowfish prized for its bright red body and shimmering “neon” look in planted aquariums. It’s an active shoaling fish that displays best in larger groups with plenty of plant cover and gentle flow.
Aquarium Care
Tank size: 10 gallons+ (bigger is better for groups)
Water parameters:
-
Temperature: 78–80 °F
-
pH: 7.0–8.0
-
Hardness: soft to moderately hard
Social behavior:
-
Peaceful, schooling fish
-
Keep in groups of 8–12+ (more = better color and confidence)
Tankmates:
-
Small peaceful tetras/rasboras
-
Corydoras (especially smaller species)
-
Otocinclus
-
Small peaceful shrimp/snails (with caution)
Avoid: fin-nippers and larger fish that may view them as food.