Jump over the blocking island in first stage
Find and talk to the orca in the first stage
Reach Undercaves
Swim quickly in the Undercaves
Get air at the last possible moment
Reach The Vents
Reach The Lagoon
Ask a dolphin to join you
Reach Ridge Water
Find and talk to the orca in Ridge Water
Reach Open Ocean
Clear Open Ocean stage without taking damage
Reach Ice Zone
Try performing snowboarding
Reach Hard Water
Reach Cold Water
Find and talk to Big Blue in Cold Water
Reach Island Zone
Reach Deep Water
Find and talk to The Asterite in Deep Water
Reach The Marble Sea
Get Invincibility
Reach The Library
Reach Deep City
Jump higher over stone in Deep City
Reach City of Forever
Use the time Machine in City of Forever without taking any purple ring shortcut - hint = chains
Reach Jurassic Beach
Reach Pteranodon Pond
Let Pteranodon help
Reach Origin Beach
Reach Trilobite Circle
Reach Dark Water
Beat The Asterite in Dark Water
Obtain new powers to help you with the toughest part of your journey
Reach The Tube
Reach The Machine
Reach The Last Fight
Beat Vortex and complete the game
Beat the game without using a password
Sing to another dolphin