A terrible storm has swept the family of Ecco the Dolphin from their watery home. Now, Ecco must search for them through a vast underwater world. Danger and adventure awaits you in Ecco the Dolphin. Use Ecco's sonar to discover hidden caverns and unlock the secrets of the crystal glyphs. Take on schools of ravenous sharks. Discover the mysteries of the deep, save your dolphin family, and protect the world from the Vortex. The fate of the whole world rests on your fins.