Easter egg: On disc 1, go to Setup, go to Subtitles, and hit the left arrow. You'll see a green fish. Hit Enter and hear Bruce say something funny.
Easter egg: Disc 1: Into the Bonus Features menu, hit left twice and highlight the bean shaped things on the plate coral. Not really an easter egg but a hidden option...
Easter egg: Disc 1: In the virtual aquarium menu, scroll down the list. When you highlight 'sandy reef', hit down to highlight the top fish box. Not really an easter egg but a hidden option which tells you how to use the fish boxes along the menus.
Easter egg: In the 2nd disc, go into the Bonus features, then into Mr Ray's encyclopedia. Highlight the curved arrow on the WAY bottom of the screen, then hit down.
Easter egg: Really cute short of Dory and Marlin. On the second disk, go to the Behind the scenes sub-menu. Go into the behind the scenes submenu, highlight studio tour, but don't click it. Press the up button and there will be a highlighted fish. Click it. In the Region 4 DVD the invisible fish is in there, but it is underneath 'Character Interviews'. To get to it highlight the arrow on the bottom-right and push right on the remote, the fish will then highlighted.