For biologist Kevin Barden, blue tangs are an obsession that began when he was five years old and came face-to-face with one at Boston's New England Aquarium. Now 29, he has played a leading role in ...

These fish are all perfect for recreating a stunning coral reef in your lounge. It is estimated that around 10 per cent of British households own pet fish – making them the third most popular animal ...

A sea of youngsters swarmed the towering, 85,000-gallon aquarium, eager to spot the royal blue fish with black markings and a bright yellow tail fin. “Look, it’s Dory!” one child cheered as the blue ...