DESC: The world's largest marine community comes alive on your computer with this incredible 3D screen saver. Dive in and experience it today! Features include: -More than 25 authentic fish species -Dozens of different marine life -Two types of sharks -Listen to soothing ocean sounds or add your own music -Interact and feed the fish -Watch certain fish protect their territory -Compatible with regular and widescreen monitors The real Great Barrier Reef is in danger due to overfishing, climate changes and declining water quality.