If you want the Mac version, go to the LifeGlobe site. This screensaver is available from cnet's here for the windows version. This site, has details on each goldfish! With the free version, you can only display one goldfish at a time.

They have cute names like Elton, Minnie, and Oreo. You get 12 different goldfish to choose from.

Goldfish Aquarium 1.0 is another favorite aquarium program by Prolific Publishing.

This screensaver is available from cnet's here. Choose from butterflyfish, damselfish, angelfish, lionfish, tangs, and even a Picassofish! You can buy a version of this for your pocket PC, too so you'll never be far away from your tank! Prolific Publishing actually makes another screensaver called Sharks V1.0, Terrors of the Deep, which while technically isn't an aquarium, might hold your interest as well. You can pick from 26 different fish but you can only display 3 fish at any time using the free version. If you decide you want to buy it, you pay $19.95.

Marine Aquarium 2.0 is a top rated aquarium program by Prolific Publishing.

Best aquarium screensaver 2015