I have seen water effect in Linux, in fact i fall in love with it. Usually i use both linux and windows. Now i have searched in net to find out. is  there any software like that. I have found it.

See the picture below







Add life to your desktop wallpaper! Watery Desktop 3D will animate your wallpaper with water effects, such as waves and rain. It will also work as a screen saver which floods your screen, you will see how everything on your desktop will sink into water