Blue-eye Kole Tang (Ctenochaetus cyanocheilus)

The Blue-eye Kole Tang is a vibrant and highly active marine fish, closely related to the Yellow-eye Kole Tang. Its defining feature is its striking bright blue eyes contrasting with a sleek brown body marked by subtle horizontal stripes and fine silvery spots. This species is highly valued in reef aquariums for both its visual appeal and its exceptional algae-grazing abilities.

Key Features:

• Brilliant blue eyes with a streamlined brown body and silvery spotting
• Excellent algae grazer, helping control film algae and detritus
• Generally peaceful, reef-safe species
• Requires stable water conditions and ample swimming space
• Smaller than some tangs, but still active and engaging

Care Level: Intermediate

Diet: Herbivore / Detritivore – feeds on marine algae, nori, spirulina, and can be supplemented with prepared tang foods

Minimum Tank Size: 75+ gallons (280+ litres)

Temperament: Peaceful to semi-aggressive with other tangs