CheatCodes.com has all the official Zoo Tycoon Expansion Pack: Marine Mania PC cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Wednesday June 19, 2013 for Zoo Tycoon Expansion Pack: Marine Mania are shown below.
While you play, press shift+4. Note: Use this before you build a fance or tank.
Create an exibit and when it asks you to name your exibit leave it how it is. Then go back and rename your exibit Xanadu. (NOTE: It must be your first exibit. You can try other exibits but I only tried the first one.) After you have done all that go to the place where you by animals and your Unicorn should be somewhere in it.
Name - Guest John Wheeler - All Shelters Hank Howie - All Staff Ed Akiyama - All scenarios
If you have a mermaid statue, make an aquarium and put the statue in it. If the game is unpaused, it will spawn a mermaid!
To get the mermaid put a mermaid statue inside of a tank to get the mermaid.
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