The dentist's office is P. Sherman, 42 Wallaby Way, Sydney.
The animation team visited aquariums, got SCUBA certification, went diving in Hawaii, and went to the Great Barrier Reef.
There are around 200 turtles in the background of the turtle sequence.
The nine boats seen in the Sydney harbor are named: Sea Monkey, Major Plot Point, Bow Movement, iBoat, Knottie Buoy, For the Birds, Pier Pressure, Skiff-A-Dee-Doo-Dah, and The Sully Mermaid.
There is a Buzz Lightyear action figure on the floor of the dentist's office.
Boo's fish mobile from Monsters, Inc. can be seen hanging in the dentist's office.
The boy sat in the waiting room is reading a "Mr Incredible" comic book, a reference to the upcoming "The Incredibles" film.
Two familar vehicles can be seen driving by the dentist's office: the Pizza Planet delivery truck from Toy Story, and Luigi from upcoming film Cars.
At various stages during the movie, Dory refers to Nemo as Bingo, Chico, Elmo, Fabio and Harpo.
The names of two turtles, Crush and Squirt, are also names of US soda brands.