The 3D Alien Aquarium Screen Saver for Windows features a fantasy undersea aquarium which is home to a host of strange alien creatures. Watch the Trident, the Corkscrew, the Urchin, Jellyfish, Writhing Mass and other colorful species swim about the screen. Features: * An animated undersea background with rippling light beams, bubbles, and day/night effects. * Choose from other underwater or outer space backgrounds. * Optional underwater sound effects. * Optional aquarium porthole to view the creatures through. * Install and uninstall support. * Customisable settings.