🌊💙“Blue Tang: The Real-Life Reef Warrior” The Blue Tang, famously known as “Dory,” is far more than a movie star—it’s a living neon masterpiece of the Indo-Pacific. Officially named Paracanthurus hepatus, this electric-blue reef fish sports a bold black pattern and a vibrant yellow tail. Growing up to 12 inches and living more than 30 years, Blue Tangs play a vital ecological role as algae eaters, protecting coral reefs from overgrowth. Behind their beauty lies surprising defense: razor-sharp