| Name | Description | |
| Sea Master | Unlock All Trophies |  |
| Castaway | Be swept away by the ocean current |  |
| Darn Kids | Rescue the whale calf in Clocktower | |
| The Elder | Meet an Elder. | |
| Hidden Trophy | Continue playing to unlock this trophy. | |
| Hidden Trophy | Continue playing to unlock this trophy. | |
| Hidden Trophy | Continue playing to unlock this trophy. |  |
| Collector | Complete your first treasure set. | |
| Wow, You're Really Into This | Find 15 treasures. | |
| He Who Dies With the Most Toys Wins | Find all the treasures. | |
| Fun In The Sun | Find all the treasures in Sunpool. |  |
| London Swaggerooni | Find all the treasures in Clocktower. | |
| Islands In The Stream | Find all the treasures in Plastic Beach. | |
| Way Down Deep In The Deep Blue Sea | Find all the treasures in Realm of Poseidon. | |
| Litter Stops Here | Find all the treasures in A.T.L.A.N.T.I.S. | |
| Shell Of A Time | Rescue the turtles in Sunpool. | |
| Ray Of Light | Rescue the manta rays in Sunpool. | |
| All Puffed Up | Rescue the pufferfish in Clocktower. | |
| Puffers Gonna Puff | Rescue the pufferfish in Sunpool. | |
| Little Fellers | Rescue the conches in Plastic Beach. | |
| Free At Last! | Rescue the crabs in Sunpool. | |
| Feeling The Pinch | Rescue the crabs in Realm of Poseidon. | |
| Majesty Restored | Rescue the manta rays in A.T.L.A.N.T.I.S. | |
| Gassho | Free the ethereal dolphin pod. | |
| Shark Life | Rescue all the mako sharks. | |
| Eco-Warrior | Rescue every creature. | |
| Saving The Reef | Shut down the Space Station in Sunpool. | |
| Even A Stopped Clock... | Shut down the Space Station in Clocktower. | |
| Another One Bites The Dust | Shut down the Space Station in Plastic Beach. | |
| The Great Trident | Shut down the Space Station in Realm of Poseidon. | |
| Out Of Service | Shut down the Space Station in A.T.L.A.N.T.I.S. | |
| Mission Accomplished | Shut down all the AHDs. | |
| Swoosh! | Unlock the Tail Kick powerup. | |
| A Breath Of Relief | Unlock the Aqualung powerup. | |
| The Big Blue | Unlock the Submariner powerup. | |
| Chill Pill | Unlock the Blubber powerup. | |
| Helmet Head | Unlock the Conch powerup. | |
| Bull Meet China Shop | Break 50 objects with Mars' conch shell. | |
| Hidden Trophy | Continue playing to unlock this trophy. | |